General Purpose I/O Register n

These are general purpose registers that can be used to store data, such as global variables and flags, in the bit accessible I/O memory space.
Name:
GPIOR
Offset:
0x00 + n*0x01 [n=0..3]
Reset:
0x00
Access:
-
Bit76543210
GPIOR[7:0]
AccessR/WR/WR/WR/WR/WR/WR/WR/W
Reset00000000

Bits 7:0 – GPIOR[7:0][7:0]: GPIO Register byte

GPIO Register byte