Contents
1. Hardware Layout and configuration ....................................................................................5
1.1 Power Supply ....................................................................................................................7
1.2 Boot Option .......................................................................................................................8
1.3 Clock Source......................................................................................................................8
1.4 Reset Source.....................................................................................................................9
1.5 Audio .................................................................................................................................9
1.6 EEPROM...........................................................................................................................9
1.7 CAN...................................................................................................................................9
1.8 RS232 .............................................................................................................................10
1.9 SD card.......................................................................................................................... 10
1.10 MEMS............................................................................................................................11
1.11 USB OTG FS............................................................................................................... 11
1.12 Ethernet....................................................................................................................... 11
1.13 USB OTG HS .............................................................................................................11
1.14 Camera Module........................................................................................................... 12
1.15 PSRAM and NAND ……........................................................................................... 12
1.16 Development and Debug support ............................................................................... 12
1.17 Display and Input devices ........................................................................................... 12
2. Connector .........................................................................................................................13
2.1 Daughter board extension connector CN1, 2, 3 and CN4............................................. 17
2.2 SD connector CN5 .......................................................................................................19
2.3 Ethernet RJ45 connector CN7 .....................................................................................20
2.4 USB OTG FS MINI-B connector CN12 …………………………………………………….20
2.5 USB OTG HS MINI-B connector CN13 ..........................................................................21
2.6 CAN D-type 9-pins male connector CON4(CAN2) & CON2(CAN1) ..............................21
2.7 Audio connector CN11 ...................................................................................................22
2.8 JTAG debugging connector CN8.. .................................................................................22
2.9 Camera module connector CN10................................................................................. 23
2.10 RS232 connector CON1&CON5...................................................................................24
2.11 RS232 connector CON3.. ............................................................................................24
2.12 Power connector CN6.. ................................................................................................25
2.13 TFT LCD connector CN9..............................................................................................25
3. Schematic ........................................................................................................................27
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