Pinout map(V12):
| SIGNAL | PIN | PIN | SIGNAL |
|---|---|---|---|
| 5V | 1 | 21 | GND |
| 5V | 2 | 22 | I2C_SCK_A |
| HUB_DM1 | 3 | 23 | I2C_SDA_A |
| HUB_DP1 | 4 | 24 | GND |
| GND | 5 | 25 | I2C_SCK_B |
| GPIODV_21 | 6 | 26 | I2C_SDA_B |
| GPIODV_22 | 7 | 27 | 3.3V |
| GPIODV_23 | 8 | 28 | GND |
| GND | 9 | 29 | I2S_SCLK |
| ADC_CH0 | 10 | 30 | I2S_MCLK |
| 1.8V | 11 | 31 | I2S_SDO |
| ADC_CH2 | 12 | 32 | I2S_LRCK |
| SPDIF | 13 | 33 | I2S_SDI |
| GND | 14 | 34 | GND |
| UART_RX_AO_B | 15 | 35 | PWM_D |
| UART_TX_AO_B | 16 | 36 | RTC_CLK |
| GND | 17 | 37 | GPIOH_5 |
| Linux_RX | 18 | 38 | EXP_INT |
| Linux_TX | 19 | 39 | GPIODV_13 |
| 3.3V | 20 | 40 | GND |