About the development board Digital IO interface
ConnectCore for i.MX51 Hardware Reference Manual
80
Digital IO interface
Digital I/O connector, X45
The development board provides a 3.81mm green terminal block, X45, for accessing eight on chip
digital GPIOs of the i.MX51 CPU.
Pin Signal Voltage Level
1 GPIO3_11/SPI2_MISO/NANDF_RB3 +3.15V
2 GPIO3_18/NANDF_CS2# +3.15V
3 GPIO3_9/SPI2_RDY/USER_LED2/NANDF_RB1 +3.15V
4 GPIO3_10/SPI2_SCLK/USER_LED1/NANDF_RB2 +3.15V
5 GPIO3_20/NANDF_CS4# +3.15V