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Interface Definitions

20-pin MIPI CSI Camera​

PinSignalPinSignal
1MIPI_CSI_D0P11GND
2MIPI_CSI_D0N12TWI0_SCK
3GND13TWI0_SDA
4MIPI_CSI_D1P14MIPI_CSI_RSTN0
5MIPI_CSI_D1N15GND
6GND16LDOB-2V8
7MIPI_CSI_CKP17LDOB-2V8
8MIPI_CSI_CKN18LDOA-1V8
9GND19VCC-1V2
10MIPI_CSI_MCLK020NC

12-pin SPI LCD​

PinSignalPinSignal
1GND7LCD-RST
2LCD-K8SDA
3VCC-3V39SCL
4VCC-3V310RS/DC
5VCC-3V311CS
6NC12GND

UART0 Debug​

PinSignal
1GND
2UART0-RX
3UART0-TX
4NC

Use a 3.3 V TTL USB-to-UART adapter and cross TX/RX.

40-pin Expansion Header​

PinSignalPinSignal
1VBUS21SCL
2VBUS22SDA
3GND23GND
4VCC-3V324PD4
5VCC-3V325RS
6CS26PD6
7GPADC0-027LCD-PWM
8GND28GND
9UART3-RX29PD8
10UART3-TX30PD9
11TWI0-SDA31PD10
12TWI0-SCK32PD11
13GND33GND
14GPADC0-234PD12
15SPI0-HOLD35PD14
16SPI0-WP36PD16
17PL137PD17
18GND38GND
19PL239PD18
20PL740PD19