Erle Robotics GitBook

Hardware Map

The expansion headers P8 and P9 are assigned to the following pins:

Pin Function
P8.1 GND
P8.2 GND
P8.3 GPIO1_6
P8.4 GPIO1_7
P8.5 GPIO1_2
P8.6 GPIO1_3
P8.7 MPU_9250_DRDY
P8.8 ACCEL_DRDY
P8.9 TIMER5
P8.10 MAG_DRDY
P8.11 GPIO1_13
P8.12 GPIO1_12
P8.13 PWM_2
P8.14 MPU_6000_DRDY
P8.15 GPIO1_15
P8.16 GPIO1_14
P8.17 GPIO0_27
P8.18 GPIO2_1
P8.19 PWM_3
P8.20 GPIO1_31
P8.21 GPIO1_30
P8.22 GPIO1_5
P8.23 GPIO1_4
P8.24 GPIO1_1
P8.25 GPIO1_0
P8.26 GPIO1_29
P8.27 GPIO2_22
P8.28 GPIO2_24
P8.29 GPIO2_23
P8.30 GPIO2_25
P8.31 UART5_CTSN
P8.32 UART5_RTSN
P8.33 UART4_RTSN
P8.34 GYRO_DRDY
P8.35 UART4_CTSN
P8.36 UART3_CTSN
P8.37 UART5_TXD
P8.38 UART5_RXD
P8.39 GPIO2_12
P8.40 GPIO2_13
P8.41 GPIO2_10
P8.42 GPIO2_11
P8.43 GPIO2_8
P8.44 GPIO2_9
P8.45 GPIO2_6
P8.46 GPIO2_7
Pin Function
P9.1 GND
P9.2 GND
P9.3 3V3
P9.4 3V3
P9.5 VDD_5V
P9.6 VDD_5V
P9.7 SYS_5V
P9.8 SYS_5V
P9.9 PWR_BUT
P9.10 SYS_RESET
P9.11
P9.12
P9.13
P9.14
P9.15
P9.16
P9.17
P9.18
P9.19
P9.20
P9.21
P9.22
P9.23
P9.24
P9.25
P9.26
P9.27
P9.28
P9.29
P9.30
P9.31
P9.32
P9.33
P9.34
P9.35
P9.36
P9.37
P9.38
P9.39
P9.40
P9.41
P9.42
P9.43
P9.44
P9.45
P9.46