About the development board SPI interface
ConnectCore for i.MX51 Hardware Reference Manual
111
SPI interface
SPI header, P24
The development board provides access to the SPI interface on the module using the SPI header, P24.
This interface is connected to i.MX51 ECSPI1 port.
The SPI bus is connected to the following interfaces on the development board:
Interface Chip Select
SPI Header CSPI1_SS1/GPIO4_25
LCD1 GPIO4_26 (*)
LCD2 GPIO4_26 (*)