Data Direction

Name:
DIR
Offset:
0x00
Reset:
0x00
Access:
-
Bit76543210
DIR[7:0]
AccessR/WR/WR/WR/WR/WR/WR/WR/W
Reset00000000

Bits 7:0 – DIR[7:0]: Data Direction

Data Direction

This bit field controls the output driver for each PORTx pin.

This bit field does not control the digital input buffer. The digital input buffer for pin n (Pxn) can be configured in the Input/Sense Configuration (ISC) bit field in the Pin n Control (PORTx.PINnCTRL) register.

The table below shows the available configuration for each bit n in this bit field.

ValueDescription
0 Pxn is configured as an input-only pin, and the output driver is disabled
1 Pxn is configured as an output pin, and the output driver is enabled