SH7670 Datasheet, PDF (1074/1292 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7670 Series

Section 24 I/O Ports
Table 24.3 Port C Data Registers H and L (PCDRH and PCDRL) Read/Write Operations
Bits 4 to 0 of PCDRH and bits 15 to 1 of PCDRL
Pin Function
General input
PCIORH, L Read
0
Pin state
General output 1
Other functions *
Value of
PCDRH or
PCDRL
Value of
PCDRH or
PCDRL
Write
The value is written to PCDRH or PCDRL but there
is no effect on the pin state.
The value written is output from the pin.
The value is written to PCDRH or PCDRL but there
is no effect on the pin state.
Bit 0 of PCDRL
Pin Function
General input
PCIORL Read
0
Pin state
Setting prohibited 1
Other functions *
—
Value of
PCDRL
Write
The value is written to PCDRL but there is no effect
on the pin state.
—
The value is written to PCDRL but there is no effect
on the pin state.
Rev. 1.00 Nov. 14, 2007 Page 1048 of 1262
REJ09B0437-0100