管脚映射(V11):
| SIGNAL | PIN | PIN | SIGNAL |
|---|---|---|---|
| 5V | 1 | 21 | GND |
| 5V | 2 | 22 | SPI3_RXD/I2C0_SCK/GPIO1_C0 |
| HOST1_DM | 3 | 23 | SPI3_TXD/I2C0_SDA/GPIO1_B7 |
| HOST1_DP | 4 | 24 | GND |
| GND | 5 | 25 | I2C2_SCL/GPIO2_A1 |
| MCU_TX | 6 | 26 | I2C2_SDA/GPIO2_A0 |
| MCU_NRST | 7 | 27 | 3.3V |
| MCU_SWIM | 8 | 28 | GND |
| GND | 9 | 29 | I2S0_SCLK/GPIO3_D0 |
| ADC_IN2 | 10 | 30 | I2S_CLK/GPIO4_A0 |
| 1.8V | 11 | 31 | I2S0_SDO0/GPIO3_D7 |
| ADC_IN3 | 12 | 32 | 2S0_LRCK_TX/GPIO3_D2 |
| SPDIF/GPIO3_C0 | 13 | 33 | I2S0_SDI0/GPIO3_D3 |
| GND | 14 | 34 | GND |
| SPI3_CS/GPIO1_C2 | 15 | 35 | I2S0_SDI3SDO1/GPIO3_D6 |
| SPI3_CLK/GPIO1_C1 | 16 | 36 | 2S0_SDI2SDO2/GPIO3_D5 |
| GND | 17 | 37 | I2S0_SDI1SDO3/GPIO3_D4 |
| Linux_RX | 18 | 38 | I2S0_LRCK_RX/GPIO3_D1 |
| Linux_TX | 19 | 39 | MCU_PA1 |
| 3.3V | 20 | 40 | GND |