SH7055S Datasheet, PDF (760/1002 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7000 Series

Table 21.14 Port G Data Register (PGDR) Read/Write Operations
Bits 3 to 0:
PGIOR
Pin Function
0
General input
Other than
general input
1
General output
Other than
general output
Read
Pin state
Pin state
PGDR value
PGDR value
Write
Value is written to PGDR, but does not affect pin
state
Value is written to PGDR, but does not affect pin
state
Write value is output from pin
Value is written to PGDR, but does not affect pin
state
Rev.2.0, 07/03, page 722 of 960