HD64F7144FW50V Datasheet, PDF (684/932 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family/SH7144

18. I/O Ports
Table 18.1 Port A Data Register (PADR) Read/Write Operations
• PADRH bits 7 to 0 and PADRL bits 15 to 0
PAIORL, H Pin Function Read
Write
0
General input Pin state
Can write to PADRH and PADRL, but it has no
effect on pin state
Other than
general input
Pin state
Can write to PADRH and PADRL, but it has no
effect on pin state
1
General output PADRH or L Value written is output from pin
value
Other than
PADRH or L Can write to PADRH and PADRL, but it has no
general output value
effect on pin state
Rev.4.00 Mar. 27, 2008 Page 638 of 882
REJ09B0108-0400