Captain GPIO Pinout

Pinout map(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