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  1. EESchema Schematic File Version 4
  2. EELAYER 30 0
  3. EELAYER END
  4. $Descr A3 16535 11693
  5. encoding utf-8
  6. Sheet 3 5
  7. Title ""
  8. Date ""
  9. Rev ""
  10. Comp ""
  11. Comment1 ""
  12. Comment2 ""
  13. Comment3 ""
  14. Comment4 ""
  15. $EndDescr
  16. $Comp
  17. L Device:Crystal Y1
  18. U 1 1 5F7C8337
  19. P 8000 3550
  20. F 0 "Y1" H 8000 3818 50 0000 C CNN
  21. F 1 "16 MHz" H 8000 3727 50 0000 C CNN
  22. F 2 "" H 8000 3550 50 0001 C CNN
  23. F 3 "~" H 8000 3550 50 0001 C CNN
  24. 1 8000 3550
  25. 0 1 1 0
  26. $EndComp
  27. $Comp
  28. L Device:Crystal Y2
  29. U 1 1 5F7C868F
  30. P 12050 6950
  31. F 0 "Y2" H 12050 7218 50 0000 C CNN
  32. F 1 "32.768 kHz" H 12050 7127 50 0000 C CNN
  33. F 2 "" H 12050 6950 50 0001 C CNN
  34. F 3 "~" H 12050 6950 50 0001 C CNN
  35. 1 12050 6950
  36. 0 -1 -1 0
  37. $EndComp
  38. $Comp
  39. L Connector:USB_B_Mini J?
  40. U 1 1 5F7E3F76
  41. P 900 3250
  42. AR Path="/5F7C2971/5F7E3F76" Ref="J?" Part="1"
  43. AR Path="/5F7C29DF/5F7E3F76" Ref="J1" Part="1"
  44. F 0 "J1" H 957 3717 50 0000 C CNN
  45. F 1 "USB_B_Mini" H 957 3626 50 0000 C CNN
  46. F 2 "" H 1050 3200 50 0001 C CNN
  47. F 3 "~" H 1050 3200 50 0001 C CNN
  48. 1 900 3250
  49. 1 0 0 -1
  50. $EndComp
  51. $Comp
  52. L Regulator_Linear:LP38691SD-3.3 U?
  53. U 1 1 5F7E3F7C
  54. P 2600 950
  55. AR Path="/5F7C2971/5F7E3F7C" Ref="U?" Part="1"
  56. AR Path="/5F7C29DF/5F7E3F7C" Ref="U1" Part="1"
  57. F 0 "U1" H 2600 1292 50 0000 C CNN
  58. F 1 "LP38691SD-3.3" H 2600 1201 50 0000 C CNN
  59. F 2 "Package_QFP:LQFP-144_20x20mm_P0.5mm" H 2600 950 50 0001 C CNN
  60. F 3 "https://www.nxp.com/docs/en/data-sheet/K66P144M180SF5V2.pdf" H 2600 950 50 0001 C CNN
  61. 1 2600 950
  62. 1 0 0 -1
  63. $EndComp
  64. $Comp
  65. L Connector:Micro_SD_Card J3
  66. U 1 1 5F7E8C7F
  67. P 3350 5100
  68. F 0 "J3" H 3300 5817 50 0000 C CNN
  69. F 1 "uSD" H 3300 5726 50 0000 C CNN
  70. F 2 "" H 4500 5400 50 0001 C CNN
  71. F 3 "http://katalog.we-online.de/em/datasheet/693072010801.pdf" H 3350 5100 50 0001 C CNN
  72. 1 3350 5100
  73. -1 0 0 1
  74. $EndComp
  75. $Comp
  76. L Device:Polyfuse_Small F1
  77. U 1 1 5F7C57EE
  78. P 600 1250
  79. F 0 "F1" H 668 1296 50 0000 L CNN
  80. F 1 "500mA" H 668 1205 50 0000 L CNN
  81. F 2 "" H 650 1050 50 0001 L CNN
  82. F 3 "~" H 600 1250 50 0001 C CNN
  83. 1 600 1250
  84. 1 0 0 -1
  85. $EndComp
  86. $Comp
  87. L Device:D_Schottky D1
  88. U 1 1 5F7C75CC
  89. P 1550 850
  90. F 0 "D1" H 1550 633 50 0000 C CNN
  91. F 1 "1A" H 1550 724 50 0000 C CNN
  92. F 2 "" H 1550 850 50 0001 C CNN
  93. F 3 "~" H 1550 850 50 0001 C CNN
  94. 1 1550 850
  95. -1 0 0 1
  96. $EndComp
  97. $Comp
  98. L Device:D_Schottky D2
  99. U 1 1 5F7C7A98
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  101. F 0 "D2" H 1550 1100 50 0000 C CNN
  102. F 1 "1A" H 1550 1200 50 0000 C CNN
  103. F 2 "" H 1550 1000 50 0001 C CNN
  104. F 3 "~" H 1550 1000 50 0001 C CNN
  105. 1 1550 1000
  106. -1 0 0 1
  107. $EndComp
  108. $Comp
  109. L Device:C C6
  110. U 1 1 5F7C82F1
  111. P 1950 1000
  112. F 0 "C6" H 2068 1046 50 0000 L CNN
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  115. F 3 "~" H 1950 1000 50 0001 C CNN
  116. 1 1950 1000
  117. 1 0 0 -1
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  119. $Comp
  120. L Device:C C8
  121. U 1 1 5F7C8874
  122. P 3300 1000
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  125. F 2 "" H 3338 850 50 0001 C CNN
  126. F 3 "~" H 3300 1000 50 0001 C CNN
  127. 1 3300 1000
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  168. F 3 "" H 4350 850 50 0001 C CNN
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  181. F 3 "" H 1950 1150 50 0001 C CNN
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  183. 1 0 0 -1
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  185. $Comp
  186. L power:GND #PWR015
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  191. F 2 "" H 2600 1250 50 0001 C CNN
  192. F 3 "" H 2600 1250 50 0001 C CNN
  193. 1 2600 1250
  194. 1 0 0 -1
  195. $EndComp
  196. $Comp
  197. L power:GND #PWR017
  198. U 1 1 5F7CC263
  199. P 3300 1150
  200. F 0 "#PWR017" H 3300 900 50 0001 C CNN
  201. F 1 "GND" H 3305 977 50 0000 C CNN
  202. F 2 "" H 3300 1150 50 0001 C CNN
  203. F 3 "" H 3300 1150 50 0001 C CNN
  204. 1 3300 1150
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  219. L power:GND #PWR01
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  224. F 2 "" H 800 3650 50 0001 C CNN
  225. F 3 "" H 800 3650 50 0001 C CNN
  226. 1 800 3650
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  232. $Comp
  233. L power:+3.3V #PWR013
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  236. F 0 "#PWR013" H 4250 4950 50 0001 C CNN
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  239. F 3 "" H 4250 5100 50 0001 C CNN
  240. 1 4250 5100
  241. 0 1 1 0
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  243. $Comp
  244. L power:GND #PWR012
  245. U 1 1 5F7FC5DB
  246. P 4250 4900
  247. F 0 "#PWR012" H 4250 4650 50 0001 C CNN
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  249. F 2 "" H 4250 4900 50 0001 C CNN
  250. F 3 "" H 4250 4900 50 0001 C CNN
  251. 1 4250 4900
  252. 0 -1 -1 0
  253. $EndComp
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  256. Text GLabel 4250 4800 2 50 Input ~ 0
  257. SD_DAT0
  258. Text GLabel 4250 5000 2 50 Input ~ 0
  259. SD_CLK
  260. Text GLabel 4250 5200 2 50 Input ~ 0
  261. SD_CMD
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  263. SD_DAT3
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  265. SD_DAT2
  266. $Comp
  267. L power:GND #PWR03
  268. U 1 1 5F800C09
  269. P 2550 4500
  270. F 0 "#PWR03" H 2550 4250 50 0001 C CNN
  271. F 1 "GND" V 2555 4372 50 0000 R CNN
  272. F 2 "" H 2550 4500 50 0001 C CNN
  273. F 3 "" H 2550 4500 50 0001 C CNN
  274. 1 2550 4500
  275. 0 1 1 0
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  277. $Comp
  278. L Connector_Generic:Conn_01x03 J?
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  282. AR Path="/5F7C29DF/5F85578D" Ref="J5" Part="1"
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  284. F 1 "serial1" H 1030 4851 50 0000 L CNN
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  286. F 3 "~" H 950 4900 50 0001 C CNN
  287. 1 950 4900
  288. -1 0 0 1
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  290. $Comp
  291. L Connector_Generic:Conn_01x03 J?
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  293. P 950 4450
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  295. AR Path="/5F7C29DF/5F8629F3" Ref="J6" Part="1"
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  297. F 1 "serial2" H 1030 4401 50 0000 L CNN
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  299. F 3 "~" H 950 4450 50 0001 C CNN
  300. 1 950 4450
  301. -1 0 0 1
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  306. SERIAL1_RX
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  308. SERIAL2_RX
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  312. L power:GND #PWR033
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  314. P 1150 5000
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  318. F 3 "" H 1150 5000 50 0001 C CNN
  319. 1 1150 5000
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  322. $Comp
  323. L power:GND #PWR034
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  330. 1 1150 4550
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  338. L Device:LED_GCBR D4
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  355. L power:GND #PWR025
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  365. $Comp
  366. L Device:R_Small R3
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  372. F 3 "~" H 12850 1850 50 0001 C CNN
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  376. $Comp
  377. L Device:R_Small R4
  378. U 1 1 5F8957F6
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  381. F 1 "220" V 12745 2050 50 0000 C CNN
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  383. F 3 "~" H 12850 2050 50 0001 C CNN
  384. 1 12850 2050
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  387. $Comp
  388. L Device:R_Small R5
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  394. F 3 "~" H 12850 2250 50 0001 C CNN
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  398. $Comp
  399. L Device:LED_GCBR D5
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  402. F 0 "D5" H 12550 3397 50 0000 C CNN
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  404. F 2 "" H 12550 2850 50 0001 C CNN
  405. F 3 "~" H 12550 2850 50 0001 C CNN
  406. 1 12550 2900
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  416. L power:GND #PWR026
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  420. F 1 "GND" V 12355 2772 50 0000 R CNN
  421. F 2 "" H 12350 2900 50 0001 C CNN
  422. F 3 "" H 12350 2900 50 0001 C CNN
  423. 1 12350 2900
  424. 0 1 1 0
  425. $EndComp
  426. $Comp
  427. L Device:R_Small R6
  428. U 1 1 5F899CD1
  429. P 12850 2700
  430. F 0 "R6" V 12654 2700 50 0000 C CNN
  431. F 1 "220" V 12745 2700 50 0000 C CNN
  432. F 2 "" H 12850 2700 50 0001 C CNN
  433. F 3 "~" H 12850 2700 50 0001 C CNN
  434. 1 12850 2700
  435. 0 1 1 0
  436. $EndComp
  437. $Comp
  438. L Device:R_Small R7
  439. U 1 1 5F899CDB
  440. P 12850 2900
  441. F 0 "R7" V 12654 2900 50 0000 C CNN
  442. F 1 "220" V 12745 2900 50 0000 C CNN
  443. F 2 "" H 12850 2900 50 0001 C CNN
  444. F 3 "~" H 12850 2900 50 0001 C CNN
  445. 1 12850 2900
  446. 0 1 1 0
  447. $EndComp
  448. $Comp
  449. L Device:R_Small R8
  450. U 1 1 5F899CE5
  451. P 12850 3100
  452. F 0 "R8" V 12654 3100 50 0000 C CNN
  453. F 1 "220" V 12745 3100 50 0000 C CNN
  454. F 2 "" H 12850 3100 50 0001 C CNN
  455. F 3 "~" H 12850 3100 50 0001 C CNN
  456. 1 12850 3100
  457. 0 1 1 0
  458. $EndComp
  459. $Comp
  460. L Device:LED_GCBR D6
  461. U 1 1 5F89F5B9
  462. P 14000 2050
  463. F 0 "D6" H 14000 2547 50 0000 C CNN
  464. F 1 "LED_GCBR_3" H 14000 2456 50 0000 C CNN
  465. F 2 "" H 14000 2000 50 0001 C CNN
  466. F 3 "~" H 14000 2000 50 0001 C CNN
  467. 1 14000 2050
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  483. F 3 "" H 13800 2050 50 0001 C CNN
  484. 1 13800 2050
  485. 0 1 1 0
  486. $EndComp
  487. $Comp
  488. L Device:R_Small R9
  489. U 1 1 5F89FF6C
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  491. F 0 "R9" V 14104 1850 50 0000 C CNN
  492. F 1 "220" V 14195 1850 50 0000 C CNN
  493. F 2 "" H 14300 1850 50 0001 C CNN
  494. F 3 "~" H 14300 1850 50 0001 C CNN
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  496. 0 1 1 0
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  498. $Comp
  499. L Device:R_Small R10
  500. U 1 1 5F89FF76
  501. P 14300 2050
  502. F 0 "R10" V 14104 2050 50 0000 C CNN
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  504. F 2 "" H 14300 2050 50 0001 C CNN
  505. F 3 "~" H 14300 2050 50 0001 C CNN
  506. 1 14300 2050
  507. 0 1 1 0
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  509. $Comp
  510. L Device:R_Small R11
  511. U 1 1 5F89FF80
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  513. F 0 "R11" V 14104 2250 50 0000 C CNN
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  516. F 3 "~" H 14300 2250 50 0001 C CNN
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  542. F 0 "BZ1" H 14105 2625 50 0000 C CNN
  543. F 1 "Buzzer" H 14105 2716 50 0000 C CNN
  544. F 2 "" V 14075 3050 50 0001 C CNN
  545. F 3 "~" V 14075 3050 50 0001 C CNN
  546. 1 14100 2950
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  549. $Comp
  550. L power:GND #PWR027
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  556. F 3 "" H 14200 2850 50 0001 C CNN
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  560. $Comp
  561. L Device:CP C10
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  565. F 1 "100uF" H 14082 3245 50 0000 R CNN
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  567. F 3 "~" H 14200 3200 50 0001 C CNN
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  571. $Comp
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  603. L d_st:STM32F750Z8 U?
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  605. P 9900 2000
  606. F 0 "U?" H 9900 -550 157 0000 C CNN
  607. F 1 "STM32F750Z8" H 9900 3200 157 0000 C CNN
  608. F 2 "" H 9800 2150 157 0001 C CNN
  609. F 3 "" H 9800 2150 157 0001 C CNN
  610. 1 9900 2000
  611. 1 0 0 -1
  612. $EndComp
  613. $Comp
  614. L power:+3.3V #PWR?
  615. U 1 1 5F868D39
  616. P 9700 1500
  617. F 0 "#PWR?" H 9700 1350 50 0001 C CNN
  618. F 1 "+3.3V" H 9715 1673 50 0000 C CNN
  619. F 2 "" H 9700 1500 50 0001 C CNN
  620. F 3 "" H 9700 1500 50 0001 C CNN
  621. 1 9700 1500
  622. 1 0 0 -1
  623. $EndComp
  624. $Comp
  625. L Device:Battery_Cell BT?
  626. U 1 1 5F869EA6
  627. P 4150 1400
  628. F 0 "BT?" V 3895 1450 50 0000 C CNN
  629. F 1 "3.3V cell" V 3986 1450 50 0000 C CNN
  630. F 2 "" V 4150 1460 50 0001 C CNN
  631. F 3 "~" V 4150 1460 50 0001 C CNN
  632. 1 4150 1400
  633. 0 1 1 0
  634. $EndComp
  635. Text GLabel 4350 1400 2 50 Input ~ 0
  636. VBAT
  637. $Comp
  638. L power:GND #PWR?
  639. U 1 1 5F86AA67
  640. P 4050 1400
  641. F 0 "#PWR?" H 4050 1150 50 0001 C CNN
  642. F 1 "GND" V 4055 1272 50 0000 R CNN
  643. F 2 "" H 4050 1400 50 0001 C CNN
  644. F 3 "" H 4050 1400 50 0001 C CNN
  645. 1 4050 1400
  646. 0 1 1 0
  647. $EndComp
  648. Text GLabel 9200 1900 1 50 Input ~ 0
  649. VBAT
  650. Wire Wire Line
  651. 9700 1500 9700 1650
  652. Wire Wire Line
  653. 9300 1650 9300 1900
  654. Wire Wire Line
  655. 9400 1900 9400 1650
  656. Connection ~ 9400 1650
  657. Wire Wire Line
  658. 9400 1650 9300 1650
  659. Wire Wire Line
  660. 9500 1900 9500 1650
  661. Connection ~ 9500 1650
  662. Wire Wire Line
  663. 9500 1650 9400 1650
  664. Wire Wire Line
  665. 9600 1900 9600 1650
  666. Connection ~ 9600 1650
  667. Wire Wire Line
  668. 9600 1650 9500 1650
  669. Wire Wire Line
  670. 10300 1900 10300 1650
  671. Wire Wire Line
  672. 10300 1650 10200 1650
  673. Connection ~ 9700 1650
  674. Wire Wire Line
  675. 9700 1650 9700 1900
  676. Wire Wire Line
  677. 9700 1650 9600 1650
  678. Wire Wire Line
  679. 9800 1900 9800 1650
  680. Connection ~ 9800 1650
  681. Wire Wire Line
  682. 9800 1650 9700 1650
  683. Wire Wire Line
  684. 9900 1650 9900 1900
  685. Connection ~ 9900 1650
  686. Wire Wire Line
  687. 9900 1650 9800 1650
  688. Wire Wire Line
  689. 10000 1650 10000 1900
  690. Connection ~ 10000 1650
  691. Wire Wire Line
  692. 10000 1650 9900 1650
  693. Wire Wire Line
  694. 10100 1900 10100 1650
  695. Connection ~ 10100 1650
  696. Wire Wire Line
  697. 10100 1650 10000 1650
  698. Wire Wire Line
  699. 10200 1900 10200 1650
  700. Connection ~ 10200 1650
  701. Wire Wire Line
  702. 10200 1650 10100 1650
  703. Wire Wire Line
  704. 10300 1650 10400 1650
  705. Wire Wire Line
  706. 10400 1650 10400 1900
  707. Connection ~ 10300 1650
  708. $Comp
  709. L power:GND #PWR?
  710. U 1 1 5F878204
  711. P 9500 9050
  712. F 0 "#PWR?" H 9500 8800 50 0001 C CNN
  713. F 1 "GND" V 9505 8922 50 0000 R CNN
  714. F 2 "" H 9500 9050 50 0001 C CNN
  715. F 3 "" H 9500 9050 50 0001 C CNN
  716. 1 9500 9050
  717. 1 0 0 -1
  718. $EndComp
  719. Wire Wire Line
  720. 9500 9050 9500 8950
  721. Wire Wire Line
  722. 9500 8950 9600 8950
  723. Wire Wire Line
  724. 9600 8950 9600 8850
  725. Connection ~ 9500 8950
  726. Wire Wire Line
  727. 9500 8950 9500 8850
  728. Wire Wire Line
  729. 9600 8950 9700 8950
  730. Wire Wire Line
  731. 9700 8950 9700 8850
  732. Connection ~ 9600 8950
  733. Wire Wire Line
  734. 9700 8950 9800 8950
  735. Wire Wire Line
  736. 9800 8950 9800 8850
  737. Connection ~ 9700 8950
  738. Wire Wire Line
  739. 9800 8950 9900 8950
  740. Wire Wire Line
  741. 9900 8950 9900 8850
  742. Connection ~ 9800 8950
  743. Wire Wire Line
  744. 9900 8950 10000 8950
  745. Wire Wire Line
  746. 10000 8950 10000 8850
  747. Connection ~ 9900 8950
  748. Wire Wire Line
  749. 10000 8950 10100 8950
  750. Wire Wire Line
  751. 10100 8850 10100 8950
  752. Connection ~ 10000 8950
  753. Wire Wire Line
  754. 10100 8950 10200 8950
  755. Wire Wire Line
  756. 10200 8950 10200 8850
  757. Connection ~ 10100 8950
  758. Wire Wire Line
  759. 10200 8950 10300 8950
  760. Wire Wire Line
  761. 10300 8950 10300 8850
  762. Connection ~ 10200 8950
  763. Wire Wire Line
  764. 10300 8950 10400 8950
  765. Wire Wire Line
  766. 10400 8950 10400 8850
  767. Connection ~ 10300 8950
  768. $Comp
  769. L Device:C C?
  770. U 1 1 5F886F6C
  771. P 2900 2050
  772. F 0 "C?" H 3015 2096 50 0000 L CNN
  773. F 1 "100nF" H 3015 2005 50 0000 L CNN
  774. F 2 "" H 2938 1900 50 0001 C CNN
  775. F 3 "~" H 2900 2050 50 0001 C CNN
  776. 1 2900 2050
  777. 1 0 0 -1
  778. $EndComp
  779. $Comp
  780. L Device:C C?
  781. U 1 1 5F8886FD
  782. P 3400 2050
  783. F 0 "C?" H 3515 2096 50 0000 L CNN
  784. F 1 "100nF" H 3515 2005 50 0000 L CNN
  785. F 2 "" H 3438 1900 50 0001 C CNN
  786. F 3 "~" H 3400 2050 50 0001 C CNN
  787. 1 3400 2050
  788. 1 0 0 -1
  789. $EndComp
  790. $Comp
  791. L Device:C C?
  792. U 1 1 5F888C48
  793. P 3850 2050
  794. F 0 "C?" H 3965 2096 50 0000 L CNN
  795. F 1 "100nF" H 3965 2005 50 0000 L CNN
  796. F 2 "" H 3888 1900 50 0001 C CNN
  797. F 3 "~" H 3850 2050 50 0001 C CNN
  798. 1 3850 2050
  799. 1 0 0 -1
  800. $EndComp
  801. $Comp
  802. L Device:C C?
  803. U 1 1 5F88914C
  804. P 4300 2050
  805. F 0 "C?" H 4415 2096 50 0000 L CNN
  806. F 1 "100nF" H 4415 2005 50 0000 L CNN
  807. F 2 "" H 4338 1900 50 0001 C CNN
  808. F 3 "~" H 4300 2050 50 0001 C CNN
  809. 1 4300 2050
  810. 1 0 0 -1
  811. $EndComp
  812. $Comp
  813. L Device:C C?
  814. U 1 1 5F889617
  815. P 4750 2050
  816. F 0 "C?" H 4865 2096 50 0000 L CNN
  817. F 1 "100nF" H 4865 2005 50 0000 L CNN
  818. F 2 "" H 4788 1900 50 0001 C CNN
  819. F 3 "~" H 4750 2050 50 0001 C CNN
  820. 1 4750 2050
  821. 1 0 0 -1
  822. $EndComp
  823. $Comp
  824. L Device:C C?
  825. U 1 1 5F889A28
  826. P 5200 2050
  827. F 0 "C?" H 5315 2096 50 0000 L CNN
  828. F 1 "100nF" H 5315 2005 50 0000 L CNN
  829. F 2 "" H 5238 1900 50 0001 C CNN
  830. F 3 "~" H 5200 2050 50 0001 C CNN
  831. 1 5200 2050
  832. 1 0 0 -1
  833. $EndComp
  834. $Comp
  835. L Device:C C?
  836. U 1 1 5F88A259
  837. P 5650 2050
  838. F 0 "C?" H 5765 2096 50 0000 L CNN
  839. F 1 "100nF" H 5765 2005 50 0000 L CNN
  840. F 2 "" H 5688 1900 50 0001 C CNN
  841. F 3 "~" H 5650 2050 50 0001 C CNN
  842. 1 5650 2050
  843. 1 0 0 -1
  844. $EndComp
  845. $Comp
  846. L Device:C C?
  847. U 1 1 5F88A535
  848. P 6100 2050
  849. F 0 "C?" H 6215 2096 50 0000 L CNN
  850. F 1 "100nF" H 6215 2005 50 0000 L CNN
  851. F 2 "" H 6138 1900 50 0001 C CNN
  852. F 3 "~" H 6100 2050 50 0001 C CNN
  853. 1 6100 2050
  854. 1 0 0 -1
  855. $EndComp
  856. $Comp
  857. L Device:C C?
  858. U 1 1 5F88A896
  859. P 6550 2050
  860. F 0 "C?" H 6665 2096 50 0000 L CNN
  861. F 1 "100nF" H 6665 2005 50 0000 L CNN
  862. F 2 "" H 6588 1900 50 0001 C CNN
  863. F 3 "~" H 6550 2050 50 0001 C CNN
  864. 1 6550 2050
  865. 1 0 0 -1
  866. $EndComp
  867. $Comp
  868. L Device:C C?
  869. U 1 1 5F88ADF2
  870. P 1950 2050
  871. F 0 "C?" H 2065 2096 50 0000 L CNN
  872. F 1 "100nF" H 2065 2005 50 0000 L CNN
  873. F 2 "" H 1988 1900 50 0001 C CNN
  874. F 3 "~" H 1950 2050 50 0001 C CNN
  875. 1 1950 2050
  876. 1 0 0 -1
  877. $EndComp
  878. $Comp
  879. L Device:C C?
  880. U 1 1 5F88B4BE
  881. P 2450 2050
  882. F 0 "C?" H 2565 2096 50 0000 L CNN
  883. F 1 "100nF" H 2565 2005 50 0000 L CNN
  884. F 2 "" H 2488 1900 50 0001 C CNN
  885. F 3 "~" H 2450 2050 50 0001 C CNN
  886. 1 2450 2050
  887. 1 0 0 -1
  888. $EndComp
  889. $Comp
  890. L power:GND #PWR?
  891. U 1 1 5F895AEB
  892. P 1950 2200
  893. F 0 "#PWR?" H 1950 1950 50 0001 C CNN
  894. F 1 "GND" H 1955 2027 50 0000 C CNN
  895. F 2 "" H 1950 2200 50 0001 C CNN
  896. F 3 "" H 1950 2200 50 0001 C CNN
  897. 1 1950 2200
  898. 1 0 0 -1
  899. $EndComp
  900. $Comp
  901. L power:+3.3V #PWR?
  902. U 1 1 5F895F33
  903. P 1950 1900
  904. F 0 "#PWR?" H 1950 1750 50 0001 C CNN
  905. F 1 "+3.3V" H 1965 2073 50 0000 C CNN
  906. F 2 "" H 1950 1900 50 0001 C CNN
  907. F 3 "" H 1950 1900 50 0001 C CNN
  908. 1 1950 1900
  909. 1 0 0 -1
  910. $EndComp
  911. Wire Wire Line
  912. 1950 1900 2450 1900
  913. Connection ~ 1950 1900
  914. Connection ~ 2450 1900
  915. Wire Wire Line
  916. 2450 1900 2900 1900
  917. Connection ~ 2900 1900
  918. Wire Wire Line
  919. 2900 1900 3400 1900
  920. Connection ~ 3400 1900
  921. Wire Wire Line
  922. 3400 1900 3850 1900
  923. Connection ~ 3850 1900
  924. Wire Wire Line
  925. 3850 1900 4300 1900
  926. Connection ~ 4300 1900
  927. Wire Wire Line
  928. 4300 1900 4750 1900
  929. Connection ~ 4750 1900
  930. Wire Wire Line
  931. 4750 1900 5200 1900
  932. Connection ~ 5200 1900
  933. Wire Wire Line
  934. 5200 1900 5650 1900
  935. Connection ~ 5650 1900
  936. Wire Wire Line
  937. 5650 1900 6100 1900
  938. Connection ~ 6100 1900
  939. Wire Wire Line
  940. 6100 1900 6550 1900
  941. Wire Wire Line
  942. 6550 2200 6100 2200
  943. Connection ~ 1950 2200
  944. Connection ~ 2450 2200
  945. Wire Wire Line
  946. 2450 2200 1950 2200
  947. Connection ~ 2900 2200
  948. Wire Wire Line
  949. 2900 2200 2450 2200
  950. Connection ~ 3400 2200
  951. Wire Wire Line
  952. 3400 2200 2900 2200
  953. Connection ~ 3850 2200
  954. Wire Wire Line
  955. 3850 2200 3400 2200
  956. Connection ~ 4300 2200
  957. Wire Wire Line
  958. 4300 2200 3850 2200
  959. Connection ~ 4750 2200
  960. Wire Wire Line
  961. 4750 2200 4300 2200
  962. Connection ~ 5200 2200
  963. Wire Wire Line
  964. 5200 2200 4750 2200
  965. Connection ~ 5650 2200
  966. Wire Wire Line
  967. 5650 2200 5200 2200
  968. Connection ~ 6100 2200
  969. Wire Wire Line
  970. 6100 2200 5650 2200
  971. Text Notes 2200 2350 0 79 ~ 0
  972. for each VDD pair + VDDUSB
  973. $Comp
  974. L Device:C C?
  975. U 1 1 5F89BF13
  976. P 10400 1500
  977. F 0 "C?" H 10515 1546 50 0000 L CNN
  978. F 1 "100nF" H 10515 1455 50 0000 L CNN
  979. F 2 "" H 10438 1350 50 0001 C CNN
  980. F 3 "~" H 10400 1500 50 0001 C CNN
  981. 1 10400 1500
  982. 1 0 0 -1
  983. $EndComp
  984. Connection ~ 10400 1650
  985. $Comp
  986. L power:GND #PWR?
  987. U 1 1 5F89C730
  988. P 10400 1350
  989. F 0 "#PWR?" H 10400 1100 50 0001 C CNN
  990. F 1 "GND" H 10405 1177 50 0000 C CNN
  991. F 2 "" H 10400 1350 50 0001 C CNN
  992. F 3 "" H 10400 1350 50 0001 C CNN
  993. 1 10400 1350
  994. -1 0 0 1
  995. $EndComp
  996. $Comp
  997. L Device:C C?
  998. U 1 1 5F89CD36
  999. P 8200 2850
  1000. F 0 "C?" H 8315 2896 50 0000 L CNN
  1001. F 1 "100nF" H 8315 2805 50 0000 L CNN
  1002. F 2 "" H 8238 2700 50 0001 C CNN
  1003. F 3 "~" H 8200 2850 50 0001 C CNN
  1004. 1 8200 2850
  1005. 1 0 0 -1
  1006. $EndComp
  1007. $Comp
  1008. L power:+3.3V #PWR?
  1009. U 1 1 5F89D7F3
  1010. P 8100 3000
  1011. F 0 "#PWR?" H 8100 2850 50 0001 C CNN
  1012. F 1 "+3.3V" H 8115 3173 50 0000 C CNN
  1013. F 2 "" H 8100 3000 50 0001 C CNN
  1014. F 3 "" H 8100 3000 50 0001 C CNN
  1015. 1 8100 3000
  1016. 0 -1 -1 0
  1017. $EndComp
  1018. Wire Wire Line
  1019. 8750 3000 8200 3000
  1020. Connection ~ 8200 3000
  1021. Wire Wire Line
  1022. 8200 3000 8100 3000
  1023. $Comp
  1024. L power:GND #PWR?
  1025. U 1 1 5F8A13EB
  1026. P 8200 2700
  1027. F 0 "#PWR?" H 8200 2450 50 0001 C CNN
  1028. F 1 "GND" H 8205 2527 50 0000 C CNN
  1029. F 2 "" H 8200 2700 50 0001 C CNN
  1030. F 3 "" H 8200 2700 50 0001 C CNN
  1031. 1 8200 2700
  1032. -1 0 0 1
  1033. $EndComp
  1034. $Comp
  1035. L Device:C C?
  1036. U 1 1 5F8A1D4C
  1037. P 7850 2350
  1038. F 0 "C?" H 7965 2396 50 0000 L CNN
  1039. F 1 "2.2uF" H 7965 2305 50 0000 L CNN
  1040. F 2 "" H 7888 2200 50 0001 C CNN
  1041. F 3 "~" H 7850 2350 50 0001 C CNN
  1042. 1 7850 2350
  1043. 1 0 0 -1
  1044. $EndComp
  1045. $Comp
  1046. L Device:C C?
  1047. U 1 1 5F8A249D
  1048. P 7400 2450
  1049. F 0 "C?" H 7515 2496 50 0000 L CNN
  1050. F 1 "2.2uF" H 7515 2405 50 0000 L CNN
  1051. F 2 "" H 7438 2300 50 0001 C CNN
  1052. F 3 "~" H 7400 2450 50 0001 C CNN
  1053. 1 7400 2450
  1054. 1 0 0 -1
  1055. $EndComp
  1056. $Comp
  1057. L power:GND #PWR?
  1058. U 1 1 5F8A3020
  1059. P 7850 2200
  1060. F 0 "#PWR?" H 7850 1950 50 0001 C CNN
  1061. F 1 "GND" H 7855 2027 50 0000 C CNN
  1062. F 2 "" H 7850 2200 50 0001 C CNN
  1063. F 3 "" H 7850 2200 50 0001 C CNN
  1064. 1 7850 2200
  1065. -1 0 0 1
  1066. $EndComp
  1067. Wire Wire Line
  1068. 7850 2200 7400 2200
  1069. Wire Wire Line
  1070. 7400 2200 7400 2300
  1071. Connection ~ 7850 2200
  1072. Wire Wire Line
  1073. 7400 2600 8750 2600
  1074. Wire Wire Line
  1075. 8750 2500 7850 2500
  1076. Wire Wire Line
  1077. 12050 6800 12050 6700
  1078. Wire Wire Line
  1079. 12050 6700 11600 6700
  1080. Wire Wire Line
  1081. 11600 6700 11600 6900
  1082. Wire Wire Line
  1083. 11600 6900 11050 6900
  1084. Wire Wire Line
  1085. 11050 7000 11600 7000
  1086. Wire Wire Line
  1087. 11600 7000 11600 7200
  1088. Wire Wire Line
  1089. 11600 7200 12050 7200
  1090. Wire Wire Line
  1091. 12050 7200 12050 7100
  1092. Text Label 11100 6900 0 39 ~ 0
  1093. OSC32_IN
  1094. Text Label 11100 7000 0 39 ~ 0
  1095. OSC32_OUT
  1096. Text Notes 12200 7000 0 39 ~ 0
  1097. xtal with\nintegrated\ncaps
  1098. Text Label 8450 3500 0 39 ~ 0
  1099. OSC_IN
  1100. Text Label 8450 3600 0 39 ~ 0
  1101. OSC_OUT
  1102. Wire Wire Line
  1103. 8750 3600 8300 3600
  1104. Wire Wire Line
  1105. 8300 3600 8300 3750
  1106. Wire Wire Line
  1107. 8300 3750 8000 3750
  1108. Wire Wire Line
  1109. 8000 3750 8000 3700
  1110. Wire Wire Line
  1111. 8000 3400 8000 3350
  1112. Wire Wire Line
  1113. 8000 3350 8300 3350
  1114. Wire Wire Line
  1115. 8300 3350 8300 3500
  1116. Wire Wire Line
  1117. 8300 3500 8750 3500
  1118. $Comp
  1119. L Power_Protection:USBLC6-2SC6 U?
  1120. U 1 1 5F8C585A
  1121. P 2450 3300
  1122. F 0 "U?" V 2950 3150 50 0000 L CNN
  1123. F 1 "USBLC6-2SC6" V 1950 3000 50 0000 L CNN
  1124. F 2 "Package_TO_SOT_SMD:SOT-23-6" H 2450 2800 50 0001 C CNN
  1125. F 3 "https://www.st.com/resource/en/datasheet/usblc6-2.pdf" H 2650 3650 50 0001 C CNN
  1126. 1 2450 3300
  1127. 0 1 -1 0
  1128. $EndComp
  1129. $Comp
  1130. L power:GND #PWR?
  1131. U 1 1 5F8DECFA
  1132. P 2050 3300
  1133. F 0 "#PWR?" H 2050 3050 50 0001 C CNN
  1134. F 1 "GND" H 2055 3127 50 0000 C CNN
  1135. F 2 "" H 2050 3300 50 0001 C CNN
  1136. F 3 "" H 2050 3300 50 0001 C CNN
  1137. 1 2050 3300
  1138. 0 1 1 0
  1139. $EndComp
  1140. Wire Wire Line
  1141. 2350 2900 2350 2850
  1142. Wire Wire Line
  1143. 2350 2850 1700 2850
  1144. Wire Wire Line
  1145. 1700 2850 1700 3250
  1146. Wire Wire Line
  1147. 1700 3250 1200 3250
  1148. Wire Wire Line
  1149. 2350 3700 2350 3750
  1150. Wire Wire Line
  1151. 2350 3750 1700 3750
  1152. Wire Wire Line
  1153. 1700 3750 1700 3350
  1154. Wire Wire Line
  1155. 1700 3350 1200 3350
  1156. Text GLabel 2850 3300 2 50 Input ~ 0
  1157. VUSB
  1158. Text Notes 800 2700 0 39 ~ 0
  1159. VUSB => OUT OF BATTERY CHARGER
  1160. Text GLabel 10500 1900 1 50 Input ~ 0
  1161. VUSB
  1162. $Comp
  1163. L Device:C C?
  1164. U 1 1 5F8EE7C0
  1165. P 7000 2050
  1166. F 0 "C?" H 7115 2096 50 0000 L CNN
  1167. F 1 "100nF" H 7115 2005 50 0000 L CNN
  1168. F 2 "" H 7038 1900 50 0001 C CNN
  1169. F 3 "~" H 7000 2050 50 0001 C CNN
  1170. 1 7000 2050
  1171. 1 0 0 -1
  1172. $EndComp
  1173. Wire Wire Line
  1174. 7000 2200 6550 2200
  1175. Connection ~ 6550 2200
  1176. Wire Wire Line
  1177. 6550 1900 7000 1900
  1178. Connection ~ 6550 1900
  1179. Text Notes 10150 3250 0 39 ~ 0
  1180. PA11 - OTG_FS_DM
  1181. Text Notes 10150 3350 0 39 ~ 0
  1182. PA12 - OTG_FS_DP
  1183. Text Notes 10100 6950 0 39 ~ 0
  1184. PC14 - OSC32_IN
  1185. Text Notes 10100 7050 0 39 ~ 0
  1186. PC15 - OSC32_OUT
  1187. Text Notes 9100 3550 0 39 ~ 0
  1188. PH0 - OSC_IN
  1189. Text Notes 9100 3650 0 39 ~ 0
  1190. PH1 - OSC_OUT
  1191. Text Notes 10150 3150 0 39 ~ 0
  1192. PA10 - OTG_FS_ID
  1193. Text GLabel 11050 3100 2 50 Input ~ 0
  1194. USB0_ID
  1195. Text GLabel 1200 3450 2 50 Input ~ 0
  1196. USB0_ID
  1197. Text Notes 600 4150 0 79 ~ 0
  1198. only one USB apparently, so it will be OTG\nwithout external source
  1199. $Comp
  1200. L Connector_Generic:Conn_02x20_Odd_Even J?
  1201. U 1 1 5F91E2FA
  1202. P 1300 8100
  1203. F 0 "J?" H 1350 9217 50 0000 C CNN
  1204. F 1 "TEMP_LCD_CONN" H 1350 9126 50 0000 C CNN
  1205. F 2 "" H 1300 8100 50 0001 C CNN
  1206. F 3 "~" H 1300 8100 50 0001 C CNN
  1207. 1 1300 8100
  1208. 1 0 0 -1
  1209. $EndComp
  1210. Text GLabel 1100 7200 0 39 Input ~ 0
  1211. LCD_PENIRQ
  1212. Text GLabel 1100 7300 0 39 Input ~ 0
  1213. LCD_MOSI
  1214. Text GLabel 1100 7400 0 39 Input ~ 0
  1215. LCD_SCK
  1216. Text GLabel 1100 7500 0 39 Input ~ 0
  1217. LCD_PWM
  1218. Text GLabel 1100 7600 0 39 Input ~ 0
  1219. LCD_BUSY
  1220. Text GLabel 1100 7700 0 39 Input ~ 0
  1221. LCD_R0
  1222. Text GLabel 1100 7800 0 39 Input ~ 0
  1223. LCD_R2
  1224. Text GLabel 1600 7800 2 39 Input ~ 0
  1225. LCD_R3
  1226. Text GLabel 1100 7900 0 39 Input ~ 0
  1227. LCD_R4
  1228. Text GLabel 1600 7700 2 39 Input ~ 0
  1229. LCD_R1
  1230. Text GLabel 1600 7900 2 39 Input ~ 0
  1231. LCD_R5
  1232. Text GLabel 1100 8000 0 39 Input ~ 0
  1233. LCD_R6
  1234. Text GLabel 1100 8100 0 39 Input ~ 0
  1235. LCD_G0
  1236. Text GLabel 1100 8200 0 39 Input ~ 0
  1237. LCD_G2
  1238. Text GLabel 1100 8300 0 39 Input ~ 0
  1239. LCD_G4
  1240. Text GLabel 1100 8400 0 39 Input ~ 0
  1241. LCD_G6
  1242. Text GLabel 1100 8500 0 39 Input ~ 0
  1243. LCD_B0
  1244. Text GLabel 1100 8600 0 39 Input ~ 0
  1245. LCD_B2
  1246. Text GLabel 1100 8700 0 39 Input ~ 0
  1247. LCD_B4
  1248. Text GLabel 1100 8800 0 39 Input ~ 0
  1249. LCD_B6
  1250. Text GLabel 1100 8900 0 39 Input ~ 0
  1251. LCD_DCLK
  1252. Text GLabel 1100 9000 0 39 Input ~ 0
  1253. LCD_HSYNC
  1254. Text GLabel 1100 9100 0 39 Input ~ 0
  1255. LCD_DE
  1256. Text GLabel 1600 7300 2 39 Input ~ 0
  1257. LCD_MISO
  1258. Text GLabel 1600 7400 2 39 Input ~ 0
  1259. LCD_TOUCH_CS
  1260. Text GLabel 1600 8000 2 39 Input ~ 0
  1261. LCD_R7
  1262. Text GLabel 1600 8100 2 39 Input ~ 0
  1263. LCD_G1
  1264. Text GLabel 1600 8200 2 39 Input ~ 0
  1265. LCD_G3
  1266. Text GLabel 1600 8300 2 39 Input ~ 0
  1267. LCD_G5
  1268. Text GLabel 1600 8400 2 39 Input ~ 0
  1269. LCD_G7
  1270. Text GLabel 1600 8500 2 39 Input ~ 0
  1271. LCD_B1
  1272. Text GLabel 1600 8600 2 39 Input ~ 0
  1273. LCD_B3
  1274. Text GLabel 1600 8700 2 39 Input ~ 0
  1275. LCD_B5
  1276. Text GLabel 1600 8800 2 39 Input ~ 0
  1277. LCD_B7
  1278. Text GLabel 1600 8900 2 39 Input ~ 0
  1279. LCD_PWR
  1280. Text GLabel 1600 9000 2 39 Input ~ 0
  1281. LCD_VSYNC
  1282. $Comp
  1283. L power:GND #PWR?
  1284. U 1 1 5F98F27A
  1285. P 1600 7500
  1286. F 0 "#PWR?" H 1600 7250 50 0001 C CNN
  1287. F 1 "GND" H 1605 7327 50 0000 C CNN
  1288. F 2 "" H 1600 7500 50 0001 C CNN
  1289. F 3 "" H 1600 7500 50 0001 C CNN
  1290. 1 1600 7500
  1291. 0 -1 -1 0
  1292. $EndComp
  1293. $Comp
  1294. L power:GND #PWR?
  1295. U 1 1 5F98FFD8
  1296. P 1600 9100
  1297. F 0 "#PWR?" H 1600 8850 50 0001 C CNN
  1298. F 1 "GND" H 1605 8927 50 0000 C CNN
  1299. F 2 "" H 1600 9100 50 0001 C CNN
  1300. F 3 "" H 1600 9100 50 0001 C CNN
  1301. 1 1600 9100
  1302. 0 -1 -1 0
  1303. $EndComp
  1304. Text Notes 1700 7200 0 39 ~ 0
  1305. 5V ??
  1306. NoConn ~ 1600 7600
  1307. NoConn ~ 1600 8900
  1308. Text Notes 9100 5150 0 39 ~ 0
  1309. LCD_R0
  1310. Text GLabel 8750 5100 0 39 Input ~ 0
  1311. LCD_R0
  1312. Text GLabel 11050 2300 2 39 Input ~ 0
  1313. LCD_R1
  1314. Text Notes 10550 2350 0 39 ~ 0
  1315. LCD_R1
  1316. Text GLabel 11050 2200 2 39 Input ~ 0
  1317. LCD_R2
  1318. Text GLabel 11050 3800 2 39 Input ~ 0
  1319. LCD_R3
  1320. Text Notes 10500 3850 0 39 ~ 0
  1321. LCD_R3
  1322. Text GLabel 11050 2600 2 39 Input ~ 0
  1323. LCD_R4
  1324. Text Notes 10550 2650 0 39 ~ 0
  1325. LCD_R4
  1326. Text GLabel 11050 5500 2 39 Input ~ 0
  1327. LCD_R5
  1328. Text Notes 10500 5550 0 39 ~ 0
  1329. LCD_R5
  1330. Text GLabel 11050 3900 2 39 Input ~ 0
  1331. LCD_R6
  1332. Text Notes 10500 3950 0 39 ~ 0
  1333. LCD_R6
  1334. Text GLabel 8750 8700 0 39 Input ~ 0
  1335. LCD_R7
  1336. Text Notes 9100 8750 0 39 ~ 0
  1337. LCD_R7
  1338. Text GLabel 8750 7700 0 39 Input ~ 0
  1339. LCD_G0
  1340. Text GLabel 8750 7800 0 39 Input ~ 0
  1341. LCD_G1
  1342. Text GLabel 11050 2700 2 39 Input ~ 0
  1343. LCD_G2
  1344. Text GLabel 8750 8300 0 39 Input ~ 0
  1345. LCD_G3
  1346. Text GLabel 11050 4800 2 39 Input ~ 0
  1347. LCD_G4
  1348. Text GLabel 11050 4900 2 39 Input ~ 0
  1349. LCD_G5
  1350. Text GLabel 11050 6200 2 39 Input ~ 0
  1351. LCD_G6
  1352. Text GLabel 11050 7500 2 39 Input ~ 0
  1353. LCD_G7
  1354. Text GLabel 8750 7600 0 39 Input ~ 0
  1355. LCD_B0
  1356. Text GLabel 8750 5000 0 39 Input ~ 0
  1357. LCD_B1
  1358. Text GLabel 8750 4800 0 39 Input ~ 0
  1359. LCD_B2
  1360. Text GLabel 8750 4900 0 39 Input ~ 0
  1361. LCD_B3
  1362. Text GLabel 8750 8400 0 39 Input ~ 0
  1363. LCD_B4
  1364. Text GLabel 11050 2400 2 39 Input ~ 0
  1365. LCD_B5
  1366. Text GLabel 11050 4600 2 39 Input ~ 0
  1367. LCD_B6
  1368. Text GLabel 11050 4700 2 39 Input ~ 0
  1369. LCD_B7
  1370. Text GLabel 11050 6100 2 39 Input ~ 0
  1371. LCD_HSYNC
  1372. Text GLabel 11050 2500 2 39 Input ~ 0
  1373. LCD_VSYNC
  1374. Text GLabel 8750 6500 0 39 Input ~ 0
  1375. LCD_DE
  1376. Text GLabel 8750 4500 0 39 Input ~ 0
  1377. LCD_DCLK
  1378. Text GLabel 11050 7900 2 39 Input ~ 0
  1379. LCD_PENIRQ
  1380. Text GLabel 8750 6400 0 39 Input ~ 0
  1381. LCD_MOSI
  1382. Text GLabel 8750 6200 0 39 Input ~ 0
  1383. LCD_SCK
  1384. Text GLabel 11050 8300 2 39 Input ~ 0
  1385. LCD_BUSY
  1386. Text GLabel 8750 6300 0 39 Input ~ 0
  1387. LCD_MISO
  1388. Text GLabel 8750 6100 0 39 Input ~ 0
  1389. LCD_TOUCH_CS
  1390. Text Notes 10550 2250 0 39 ~ 0
  1391. LCD_R2
  1392. Text Notes 10550 2450 0 39 ~ 0
  1393. LCD_B5
  1394. Text Notes 10550 2750 0 39 ~ 0
  1395. LCD_G2
  1396. Text Notes 10500 4650 0 39 ~ 0
  1397. LCD_B6
  1398. Text Notes 10500 4750 0 39 ~ 0
  1399. LCD_B7
  1400. Text Notes 10500 4850 0 39 ~ 0
  1401. LCD_G4
  1402. Text Notes 10500 4950 0 39 ~ 0
  1403. LCD_G5
  1404. Text Notes 10500 6250 0 39 ~ 0
  1405. LCD_G6
  1406. Text Notes 10500 7550 0 39 ~ 0
  1407. LCD_G7
  1408. Text Notes 9100 8450 0 39 ~ 0
  1409. LCD_B4
  1410. Text Notes 9100 8350 0 39 ~ 0
  1411. LCD_G3
  1412. Text Notes 9100 7850 0 39 ~ 0
  1413. LCD_G1
  1414. Text Notes 9100 7750 0 39 ~ 0
  1415. LCD_G0
  1416. Text Notes 9100 7650 0 39 ~ 0
  1417. LCD_B0
  1418. Text Notes 9100 6550 0 39 ~ 0
  1419. LCD_DE
  1420. Text Notes 9100 5050 0 39 ~ 0
  1421. LCD_B1
  1422. Text Notes 9100 4950 0 39 ~ 0
  1423. LCD_B3
  1424. Text Notes 9100 4850 0 39 ~ 0
  1425. LCD_B2
  1426. Text Notes 9650 4400 0 39 ~ 0
  1427. in blue text is\nthe function\nor alternate\nof the pin
  1428. $Comp
  1429. L Connector_Generic:Conn_01x05 J?
  1430. U 1 1 5F9E8C86
  1431. P 950 6550
  1432. F 0 "J?" H 868 6125 50 0000 C CNN
  1433. F 1 "I2C1" H 868 6216 50 0000 C CNN
  1434. F 2 "" H 950 6550 50 0001 C CNN
  1435. F 3 "~" H 950 6550 50 0001 C CNN
  1436. 1 950 6550
  1437. -1 0 0 1
  1438. $EndComp
  1439. $Comp
  1440. L Connector_Generic:Conn_01x06 J?
  1441. U 1 1 5F9E9F4D
  1442. P 950 5650
  1443. F 0 "J?" H 868 5125 50 0000 C CNN
  1444. F 1 "SPI1" H 868 5216 50 0000 C CNN
  1445. F 2 "" H 950 5650 50 0001 C CNN
  1446. F 3 "~" H 950 5650 50 0001 C CNN
  1447. 1 950 5650
  1448. -1 0 0 1
  1449. $EndComp
  1450. $Comp
  1451. L power:GND #PWR?
  1452. U 1 1 5F9F1DA3
  1453. P 1150 5850
  1454. F 0 "#PWR?" H 1150 5600 50 0001 C CNN
  1455. F 1 "GND" V 1155 5722 50 0000 R CNN
  1456. F 2 "" H 1150 5850 50 0001 C CNN
  1457. F 3 "" H 1150 5850 50 0001 C CNN
  1458. 1 1150 5850
  1459. 0 -1 -1 0
  1460. $EndComp
  1461. $Comp
  1462. L power:GND #PWR?
  1463. U 1 1 5F9F2110
  1464. P 1150 6750
  1465. F 0 "#PWR?" H 1150 6500 50 0001 C CNN
  1466. F 1 "GND" V 1155 6622 50 0000 R CNN
  1467. F 2 "" H 1150 6750 50 0001 C CNN
  1468. F 3 "" H 1150 6750 50 0001 C CNN
  1469. 1 1150 6750
  1470. 0 -1 -1 0
  1471. $EndComp
  1472. $Comp
  1473. L power:+3.3V #PWR?
  1474. U 1 1 5F9F33EC
  1475. P 1150 5350
  1476. F 0 "#PWR?" H 1150 5200 50 0001 C CNN
  1477. F 1 "+3.3V" H 1165 5523 50 0000 C CNN
  1478. F 2 "" H 1150 5350 50 0001 C CNN
  1479. F 3 "" H 1150 5350 50 0001 C CNN
  1480. 1 1150 5350
  1481. 0 1 1 0
  1482. $EndComp
  1483. $Comp
  1484. L power:+3.3V #PWR?
  1485. U 1 1 5F9F3EF4
  1486. P 1150 6350
  1487. F 0 "#PWR?" H 1150 6200 50 0001 C CNN
  1488. F 1 "+3.3V" H 1165 6523 50 0000 C CNN
  1489. F 2 "" H 1150 6350 50 0001 C CNN
  1490. F 3 "" H 1150 6350 50 0001 C CNN
  1491. 1 1150 6350
  1492. 0 1 1 0
  1493. $EndComp
  1494. Text GLabel 1150 6650 2 39 Input ~ 0
  1495. I2C1_SDA
  1496. Text GLabel 1150 6550 2 39 Input ~ 0
  1497. I2C1_SCL
  1498. Text GLabel 1150 6450 2 39 Input ~ 0
  1499. I2C1_SMBA
  1500. Text GLabel 1150 5750 2 39 Input ~ 0
  1501. SPI1_MISO
  1502. Text GLabel 1150 5650 2 39 Input ~ 0
  1503. SPI1_MOSI
  1504. Text GLabel 1150 5550 2 39 Input ~ 0
  1505. SPI1_SCK
  1506. Text GLabel 1150 5450 2 39 Input ~ 0
  1507. SPI1_NSS
  1508. $Comp
  1509. L Memory_Flash:AT25SF081-SSHD-X U?
  1510. U 1 1 5F9FC53E
  1511. P 4500 3500
  1512. F 0 "U?" H 5144 3546 50 0000 L CNN
  1513. F 1 "AT25SF641" H 5144 3455 50 0000 L CNN
  1514. F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 4500 2900 50 0001 C CNN
  1515. F 3 "https://www.adestotech.com/wp-content/uploads/DS-AT25SF081_045.pdf" H 4500 3500 50 0001 C CNN
  1516. 1 4500 3500
  1517. 1 0 0 -1
  1518. $EndComp
  1519. Text Notes 5100 3950 0 39 ~ 0
  1520. AT25SF641 64Mbit\nor\nW25R128JV 128Mbit\nor any compatible QSPI flash
  1521. $Comp
  1522. L Device:C C?
  1523. U 1 1 5F9FFB51
  1524. P 6150 3550
  1525. F 0 "C?" H 6265 3596 50 0000 L CNN
  1526. F 1 "100nF" H 6265 3505 50 0000 L CNN
  1527. F 2 "" H 6188 3400 50 0001 C CNN
  1528. F 3 "~" H 6150 3550 50 0001 C CNN
  1529. 1 6150 3550
  1530. 1 0 0 -1
  1531. $EndComp
  1532. $Comp
  1533. L power:GND #PWR?
  1534. U 1 1 5FA00162
  1535. P 4500 4000
  1536. F 0 "#PWR?" H 4500 3750 50 0001 C CNN
  1537. F 1 "GND" V 4505 3872 50 0000 R CNN
  1538. F 2 "" H 4500 4000 50 0001 C CNN
  1539. F 3 "" H 4500 4000 50 0001 C CNN
  1540. 1 4500 4000
  1541. 1 0 0 -1
  1542. $EndComp
  1543. Wire Wire Line
  1544. 4500 4000 6150 4000
  1545. Wire Wire Line
  1546. 6150 4000 6150 3700
  1547. Connection ~ 4500 4000
  1548. Wire Wire Line
  1549. 6150 3400 6150 3000
  1550. Wire Wire Line
  1551. 6150 3000 4500 3000
  1552. $Comp
  1553. L power:+3.3V #PWR?
  1554. U 1 1 5FA0935A
  1555. P 4500 3000
  1556. F 0 "#PWR?" H 4500 2850 50 0001 C CNN
  1557. F 1 "+3.3V" H 4515 3173 50 0000 C CNN
  1558. F 2 "" H 4500 3000 50 0001 C CNN
  1559. F 3 "" H 4500 3000 50 0001 C CNN
  1560. 1 4500 3000
  1561. 1 0 0 -1
  1562. $EndComp
  1563. Connection ~ 4500 3000
  1564. Text GLabel 3900 3300 0 39 Input ~ 0
  1565. QSPI_IO0
  1566. Text GLabel 3900 3400 0 39 Input ~ 0
  1567. QSPI_CLK
  1568. Text GLabel 3900 3500 0 39 Input ~ 0
  1569. QSPI_NCS
  1570. Text GLabel 3900 3600 0 39 Input ~ 0
  1571. QSPI_IO2
  1572. Text GLabel 3900 3700 0 39 Input ~ 0
  1573. QSPI_IO3
  1574. Text GLabel 5100 3300 2 39 Input ~ 0
  1575. QSPI_IO1
  1576. Text Notes 9600 7950 2 39 ~ 0
  1577. QUADSPI_BK2_IO0
  1578. Text Notes 9600 8050 2 39 ~ 0
  1579. QUADSPI_BK2_IO1
  1580. Text Notes 9600 8250 2 39 ~ 0
  1581. QUADSPI_BK2_IO3
  1582. Text Notes 10200 4450 0 39 ~ 0
  1583. QUADSPI_BK1_NCS
  1584. Text Notes 10350 4050 0 39 ~ 0
  1585. QUADSPI_CLK
  1586. Text GLabel 8750 7900 0 39 Input ~ 0
  1587. QSPI_IO0
  1588. Text GLabel 11050 4000 2 39 Input ~ 0
  1589. QSPI_CLK
  1590. Text GLabel 11050 4400 2 39 Input ~ 0
  1591. QSPI_NCS
  1592. Text GLabel 8750 8100 0 39 Input ~ 0
  1593. QSPI_IO2
  1594. Text GLabel 8750 8200 0 39 Input ~ 0
  1595. QSPI_IO3
  1596. Text GLabel 8750 8000 0 39 Input ~ 0
  1597. QSPI_IO1
  1598. Text Notes 10450 5050 0 39 ~ 0
  1599. SPI2_NSS
  1600. Text GLabel 11050 5000 2 39 Input ~ 0
  1601. SPI1_NSS
  1602. Text Notes 10450 5150 0 39 ~ 0
  1603. SPI2_SCK
  1604. Text GLabel 11050 5100 2 39 Input ~ 0
  1605. SPI1_SCK
  1606. Text Notes 10400 5350 0 39 ~ 0
  1607. SPI2_MOSI
  1608. Text GLabel 11050 5300 2 39 Input ~ 0
  1609. SPI1_MOSI
  1610. Text GLabel 11050 5200 2 39 Input ~ 0
  1611. SPI1_MISO
  1612. Text Notes 10400 5250 0 39 ~ 0
  1613. SPI2_MISO
  1614. Text Notes 9100 5550 0 39 ~ 0
  1615. I2C2_SDA
  1616. Text Notes 9100 5650 0 39 ~ 0
  1617. I2C2_SCL
  1618. Text Notes 9100 5750 0 39 ~ 0
  1619. I2C2_SMBA
  1620. Text GLabel 8750 5700 0 39 Input ~ 0
  1621. I2C1_SMBA
  1622. Text GLabel 8750 5600 0 39 Input ~ 0
  1623. I2C1_SCL
  1624. Text GLabel 8750 5500 0 39 Input ~ 0
  1625. I2C1_SDA
  1626. $Comp
  1627. L Connector_Generic:Conn_02x06_Odd_Even J?
  1628. U 1 1 5FA5F870
  1629. P 15150 6650
  1630. F 0 "J?" H 15200 7067 50 0000 C CNN
  1631. F 1 "EXT_IOS" H 15200 6976 50 0000 C CNN
  1632. F 2 "" H 15150 6650 50 0001 C CNN
  1633. F 3 "~" H 15150 6650 50 0001 C CNN
  1634. 1 15150 6650
  1635. 1 0 0 -1
  1636. $EndComp
  1637. $Comp
  1638. L power:GND #PWR?
  1639. U 1 1 5FA60212
  1640. P 14950 6450
  1641. F 0 "#PWR?" H 14950 6200 50 0001 C CNN
  1642. F 1 "GND" V 14955 6322 50 0000 R CNN
  1643. F 2 "" H 14950 6450 50 0001 C CNN
  1644. F 3 "" H 14950 6450 50 0001 C CNN
  1645. 1 14950 6450
  1646. 0 1 1 0
  1647. $EndComp
  1648. $Comp
  1649. L power:+3.3V #PWR?
  1650. U 1 1 5FA60877
  1651. P 15450 6450
  1652. F 0 "#PWR?" H 15450 6300 50 0001 C CNN
  1653. F 1 "+3.3V" H 15465 6623 50 0000 C CNN
  1654. F 2 "" H 15450 6450 50 0001 C CNN
  1655. F 3 "" H 15450 6450 50 0001 C CNN
  1656. 1 15450 6450
  1657. 0 1 1 0
  1658. $EndComp
  1659. Text GLabel 14950 6550 0 39 Input ~ 0
  1660. EXTIO_1
  1661. Text GLabel 14950 6650 0 39 Input ~ 0
  1662. EXTIO_3
  1663. Text GLabel 15450 6650 2 39 Input ~ 0
  1664. EXTIO_4
  1665. Text GLabel 14950 6750 0 39 Input ~ 0
  1666. EXTIO_5
  1667. Text GLabel 15450 6750 2 39 Input ~ 0
  1668. EXTIO_6
  1669. Text GLabel 14950 6850 0 39 Input ~ 0
  1670. EXTIO_7
  1671. Text GLabel 15450 6550 2 39 Input ~ 0
  1672. EXTIO_2
  1673. Text GLabel 15450 6850 2 39 Input ~ 0
  1674. EXTIO_8
  1675. Text GLabel 14950 6950 0 39 Input ~ 0
  1676. EXTIO_9
  1677. Text GLabel 15450 6950 2 39 Input ~ 0
  1678. EXTIO_10
  1679. Text Notes 10400 7750 0 39 ~ 0
  1680. USART2_TX
  1681. Text Notes 10400 7850 0 39 ~ 0
  1682. USART2_RX
  1683. Text Notes 10400 8050 0 39 ~ 0
  1684. USART3_TX
  1685. Text Notes 10400 8150 0 39 ~ 0
  1686. USART3_RX
  1687. Text GLabel 11050 7700 2 50 Input ~ 0
  1688. SERIAL1_TX
  1689. Text GLabel 11050 7800 2 50 Input ~ 0
  1690. SERIAL1_RX
  1691. Text GLabel 11050 8000 2 50 Input ~ 0
  1692. SERIAL2_TX
  1693. Text GLabel 11050 8100 2 50 Input ~ 0
  1694. SERIAL2_RX
  1695. Text Notes 9100 8150 0 39 ~ 0
  1696. QUADSPI_BK2_IO2
  1697. Text GLabel 11050 6300 2 50 Input ~ 0
  1698. SD_DAT0
  1699. Text Notes 10400 6350 0 39 ~ 0
  1700. SDMMC1_D0
  1701. Text Notes 10400 6450 0 39 ~ 0
  1702. SDMMC1_D1
  1703. Text Notes 10350 6550 0 39 ~ 0
  1704. SDMMC1_D2
  1705. Text Notes 10350 6650 0 39 ~ 0
  1706. SDMMC1_D3
  1707. Text Notes 10350 7450 0 39 ~ 0
  1708. SDMMC1_CMD
  1709. Text Notes 10350 6750 0 39 ~ 0
  1710. SDMMC1_CK
  1711. Text GLabel 11050 6400 2 50 Input ~ 0
  1712. SD_DAT1
  1713. Text GLabel 11050 6500 2 50 Input ~ 0
  1714. SD_DAT2
  1715. Text GLabel 11050 6600 2 50 Input ~ 0
  1716. SD_DAT3
  1717. Text GLabel 11050 6700 2 50 Input ~ 0
  1718. SD_CLK
  1719. Text GLabel 11050 7400 2 50 Input ~ 0
  1720. SD_CMD
  1721. $Comp
  1722. L Switch:SW_Push SW?
  1723. U 1 1 5FADC2AF
  1724. P 2350 6250
  1725. F 0 "SW?" H 2350 6535 50 0000 C CNN
  1726. F 1 "reset" H 2350 6444 50 0000 C CNN
  1727. F 2 "" H 2350 6450 50 0001 C CNN
  1728. F 3 "~" H 2350 6450 50 0001 C CNN
  1729. 1 2350 6250
  1730. 1 0 0 -1
  1731. $EndComp
  1732. Text GLabel 8750 2100 0 39 Input ~ 0
  1733. RESET
  1734. Text GLabel 2900 6250 2 39 Input ~ 0
  1735. RESET
  1736. $Comp
  1737. L Device:C C?
  1738. U 1 1 5FADE2C3
  1739. P 2700 6400
  1740. F 0 "C?" H 2815 6446 50 0000 L CNN
  1741. F 1 "0.1uF" H 2815 6355 50 0000 L CNN
  1742. F 2 "" H 2738 6250 50 0001 C CNN
  1743. F 3 "~" H 2700 6400 50 0001 C CNN
  1744. 1 2700 6400
  1745. 1 0 0 -1
  1746. $EndComp
  1747. Wire Wire Line
  1748. 2550 6250 2700 6250
  1749. Connection ~ 2700 6250
  1750. Wire Wire Line
  1751. 2700 6250 2900 6250
  1752. $Comp
  1753. L power:GND #PWR?
  1754. U 1 1 5FAE3BB5
  1755. P 2150 6250
  1756. F 0 "#PWR?" H 2150 6000 50 0001 C CNN
  1757. F 1 "GND" H 2155 6077 50 0000 C CNN
  1758. F 2 "" H 2150 6250 50 0001 C CNN
  1759. F 3 "" H 2150 6250 50 0001 C CNN
  1760. 1 2150 6250
  1761. 1 0 0 -1
  1762. $EndComp
  1763. $Comp
  1764. L power:GND #PWR?
  1765. U 1 1 5FAE3F41
  1766. P 2700 6550
  1767. F 0 "#PWR?" H 2700 6300 50 0001 C CNN
  1768. F 1 "GND" H 2705 6377 50 0000 C CNN
  1769. F 2 "" H 2700 6550 50 0001 C CNN
  1770. F 3 "" H 2700 6550 50 0001 C CNN
  1771. 1 2700 6550
  1772. 1 0 0 -1
  1773. $EndComp
  1774. Text GLabel 14100 5000 0 50 Input ~ 0
  1775. KB_COL_10
  1776. Text GLabel 14100 5600 0 50 Input ~ 0
  1777. KB_COL_9
  1778. Text GLabel 14100 6200 0 50 Input ~ 0
  1779. KB_COL_8
  1780. Text GLabel 14100 6800 0 50 Input ~ 0
  1781. KB_COL_7
  1782. Text GLabel 14100 7550 0 50 Input ~ 0
  1783. KB_COL_6
  1784. Text GLabel 14100 7950 0 50 Input ~ 0
  1785. KB_COL_5
  1786. Text GLabel 14100 5400 0 50 Input ~ 0
  1787. KB_COL_4
  1788. Text GLabel 14100 6000 0 50 Input ~ 0
  1789. KB_COL_3
  1790. Text GLabel 14100 6550 0 50 Input ~ 0
  1791. KB_COL_2
  1792. Text GLabel 14100 7150 0 50 Input ~ 0
  1793. KB_COL_1
  1794. Text GLabel 14100 4150 0 50 Input ~ 0
  1795. KB_COL_11
  1796. Text GLabel 14100 5750 0 50 Input ~ 0
  1797. KB_COL_12
  1798. Text GLabel 14100 5200 0 50 Input ~ 0
  1799. KB_COL_13
  1800. Text GLabel 14100 4500 0 50 Input ~ 0
  1801. KB_COL_14
  1802. Text GLabel 14100 6650 0 50 Input ~ 0
  1803. KB_ROW_8
  1804. Text GLabel 14100 6300 0 50 Input ~ 0
  1805. KB_ROW_7
  1806. Text GLabel 14100 5900 0 50 Input ~ 0
  1807. KB_ROW_6
  1808. Text GLabel 14100 5500 0 50 Input ~ 0
  1809. KB_ROW_5
  1810. Text GLabel 14100 5100 0 50 Input ~ 0
  1811. KB_ROW_4
  1812. Text GLabel 14100 4700 0 50 Input ~ 0
  1813. KB_ROW_3
  1814. Text GLabel 14100 4300 0 50 Input ~ 0
  1815. KB_ROW_2
  1816. Text GLabel 14100 3900 0 50 Input ~ 0
  1817. KB_ROW_1
  1818. Text GLabel 14100 7000 0 50 Input ~ 0
  1819. KB_ROW_9
  1820. Text GLabel 14100 7400 0 50 Input ~ 0
  1821. KB_ROW_10
  1822. Text GLabel 11050 2100 2 50 Input ~ 0
  1823. KB_ROW_11
  1824. Text Notes 4800 950 0 118 ~ 0
  1825. PWR On button is KBD_COL_1 / KBD_ROW_11\nESC button is KBD_COL_12 / KBD_ROW_1
  1826. Text GLabel 2950 7500 0 50 Input ~ 0
  1827. KBD_COL_12
  1828. $Comp
  1829. L Device:R R?
  1830. U 1 1 5FF14233
  1831. P 3100 7500
  1832. F 0 "R?" V 2893 7500 50 0000 C CNN
  1833. F 1 "10k" V 2984 7500 50 0000 C CNN
  1834. F 2 "" V 3030 7500 50 0001 C CNN
  1835. F 3 "~" H 3100 7500 50 0001 C CNN
  1836. 1 3100 7500
  1837. 0 1 1 0
  1838. $EndComp
  1839. $Comp
  1840. L power:+3.3V #PWR?
  1841. U 1 1 5FF1530C
  1842. P 3250 7500
  1843. F 0 "#PWR?" H 3250 7350 50 0001 C CNN
  1844. F 1 "+3.3V" V 3265 7628 50 0000 L CNN
  1845. F 2 "" H 3250 7500 50 0001 C CNN
  1846. F 3 "" H 3250 7500 50 0001 C CNN
  1847. 1 3250 7500
  1848. 0 1 1 0
  1849. $EndComp
  1850. Text Notes 2750 7250 0 50 ~ 0
  1851. Key = ESC\nBOOT0 = 0 = flash\nBOOT0 = 1 = DFU
  1852. Text GLabel 2900 7700 0 50 Input ~ 0
  1853. KBD_ROW_1
  1854. Text GLabel 3300 7700 2 50 Input ~ 0
  1855. BOOT0
  1856. $Comp
  1857. L Device:R R?
  1858. U 1 1 5FF181DE
  1859. P 3100 7850
  1860. F 0 "R?" H 3170 7896 50 0000 L CNN
  1861. F 1 "100k" H 3170 7805 50 0000 L CNN
  1862. F 2 "" V 3030 7850 50 0001 C CNN
  1863. F 3 "~" H 3100 7850 50 0001 C CNN
  1864. 1 3100 7850
  1865. 1 0 0 -1
  1866. $EndComp
  1867. $Comp
  1868. L power:GND #PWR?
  1869. U 1 1 5FF192A1
  1870. P 3100 8000
  1871. F 0 "#PWR?" H 3100 7750 50 0001 C CNN
  1872. F 1 "GND" H 3105 7827 50 0000 C CNN
  1873. F 2 "" H 3100 8000 50 0001 C CNN
  1874. F 3 "" H 3100 8000 50 0001 C CNN
  1875. 1 3100 8000
  1876. 1 0 0 -1
  1877. $EndComp
  1878. Wire Wire Line
  1879. 2900 7700 3100 7700
  1880. Connection ~ 3100 7700
  1881. Wire Wire Line
  1882. 3100 7700 3300 7700
  1883. Text GLabel 8750 2300 0 50 Input ~ 0
  1884. BOOT0
  1885. Text Notes 600 11100 0 98 ~ 0
  1886. TODO to validate:\n- BOOT0 behavior\n- WAKEUP through ON behavior\n- RESET\n- 16MHz XTAL caps\n- LCD backlighting ? (PWM pin ?)\n- LCD power, 5v ?
  1887. Text GLabel 4800 7500 0 50 Input ~ 0
  1888. KBD_ROW_11
  1889. $Comp
  1890. L Device:R R?
  1891. U 1 1 5FF2A539
  1892. P 4950 7500
  1893. F 0 "R?" V 4743 7500 50 0000 C CNN
  1894. F 1 "100k" V 4834 7500 50 0000 C CNN
  1895. F 2 "" V 4880 7500 50 0001 C CNN
  1896. F 3 "~" H 4950 7500 50 0001 C CNN
  1897. 1 4950 7500
  1898. 0 1 1 0
  1899. $EndComp
  1900. $Comp
  1901. L power:GND #PWR?
  1902. U 1 1 5FF2B25B
  1903. P 5100 7500
  1904. F 0 "#PWR?" H 5100 7250 50 0001 C CNN
  1905. F 1 "GND" V 5105 7372 50 0000 R CNN
  1906. F 2 "" H 5100 7500 50 0001 C CNN
  1907. F 3 "" H 5100 7500 50 0001 C CNN
  1908. 1 5100 7500
  1909. 0 -1 -1 0
  1910. $EndComp
  1911. Text Notes 3950 7950 0 50 ~ 0
  1912. In stdby, KBD_ROW_1 is configured as WKUP waiting for rising edge.\nPull down set it to zero by default.\nWhen pressed, KBD_ROW_1 is connected to KBD_COL_3 which has\n10k pull-up which is stronger than the pull-down, generating a rising edge.
  1913. Text Notes 11050 2050 0 50 ~ 0
  1914. see notes\nfor PWR ON
  1915. Text Notes 10500 2950 0 39 ~ 0
  1916. TIM1_CH1
  1917. $EndSCHEMATC