About the development board Peripheral application header
ConnectCore for i.MX51 Hardware Reference Manual
104
Peripheral application header
The development board provides one, 2x25-pin, 2.54mm pitch header for applications-specific
daughter cards/expansion boards:
n P21, Peripheral application header. Provides access to a 16-bit data bus, 10-bit address bus
and control signals (such as CS#, OE#, WE#), as well as I2C and power (+3.3V). Using these
signals you can connect Digi-specific extension modules or your own custom daughter card to
the module's address/data bus and other interfaces.
Peripheral application header, P21
Pin Signal Pin Signal
1 GND 2 D0
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