13.6.6 GPIOR1 – General Purpose I/O Register 1

When addressing I/O Registers as data space using LD and ST instructions, the provided offset must be used. When using the I/O specific commands IN and OUT, the offset is reduced by 0x20, resulting in an I/O address offset within 0x00 - 0x3F.

Name: GPIOR1
Offset: 0x4A
Reset: 0x00
Property: When addressing as I/O Register: address offset is 0x2A

Bit 76543210 
 GPIOR1[7:0] 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 

Bits 7:0 – GPIOR1[7:0] General Purpose I/O