1.17.8.8 GPIO_PortInputEnable Function

C

void GPIO_PortInputEnable(GPIO_PORT port, uint32_t mask)

Summary

Enables selected IO pins of a port as input.

Description

This function enables selected IO pins of a port as input.

Precondition

None.

Parameters

Param Description
port One or more of the of the IO ports from the enum GPIO_PORT.
mask A 32 bit value in which positions of 0s and 1s decide which IO pins of the selected port will be setup as inputs.
  • 1's Will set corresponding IO pins as input(s).

  • 0's Will cause the direction of the corresponding IO pins to remain unchanged.

Returns

None.

Example

// Make RC5 and RC7 pins as input
GPIO_PortInputEnable(GPIO_PORT_C, 0x00A0);

Remarks

None.