SH7641 Datasheet, PDF (899/1036 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family / SH7641 Series

Section 23 I/O Ports
Table 23.3 Port C Data Register (PCDR) Read/Write Operations
PCnMD2 PCnMD1 Pin State
0
0
Input
Read
Pin state
1
Output
PCDR value
1
0
Reserved

1
Other functions Pin state
(n = 0 to 15)
Write
Data is written to PCDR, but does not affect
pin state.
Data is written to PCDR and the value is
output from the pin.

Data is written to PCDR, but does not affect
pin state.
23.4 Port D
Port D comprises a 16-bit input/output port with the pin configuration shown in figure 23.4. Each
pin is controlled by the port D control register (PDCR) in the PFC.
Port D
PTD15 (input/output)/D31 (input/output)
PTD14 (input/output)/D30 (input/output)
PTD13 (input/output)/D29 (input/output)
PTD12 (input/output)/D28 (input/output)
PTD11 (input/output)/D27 (input/output)
PTD10 (input/output)/D26 (input/output)
PTD9 (input/output)/D25 (input/output)
PTD8 (input/output)/D24 (input/output)
PTD7 (input/output)/D23 (input/output)
PTD6 (input/output)/D22 (input/output)
PTD5 (input/output)/D21 (input/output)
PTD4 (input/output)/D20 (input/output)
PTD3 (input/output)/D19 (input/output)
PTD2 (input/output)/D18 (input/output)
PTD1 (input/output)/D17 (input/output)
PTD0 (input/output)/D16 (input/output)
Figure 23.4 Port D
Rev. 4.00 Sep. 14, 2005 Page 849 of 982
REJ09B0023-0400