SH7125_08 Datasheet, PDF (579/774 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 16 I/O Ports
16.2 Port B
Port B in the SH7125 is an input/output port with the five pins shown in figure 16.3.
Port B
PB16 (I/O)/POE3 (input)
PB5 (I/O)/IRQ3 (input)/TIC5U (input)
PB3 (I/O)/IRQ1 (input)/POE1 (input)/TIC5V (input)
PB2 (I/O)/IRQ0 (input)/POE0 (input)
PB1 (I/O)/TIC5W (input)
Figure 16.3 Port B (SH7125)
Port B in the SH7124 is an input/output port with the three pins shown in figure 16.4.
Port B
PB5 (I/O)/IRQ3 (input)/TIC5U (input)
PB3 (I/O)/IRQ1 (input)/POE1 (input)/TIC5V (input)
PB1 (I/O)/TIC5W (input)
Figure 16.4 Port B (SH7124)
16.2.1 Register Descriptions
Port B is a 5-bit input/output port in the SH7125 and a 3-bit input/output port in the SH7124. Port
B has the following register. For details on register addresses and register states during each
processing, refer to section 20, List of Registers.
Table 16.3 Register Configuration
Register Name
Port B data register H
Port B data register L
Port B port register H
Port B port register L
Abbrevia-
tion
R/W Initial Value Address
Access Size
PBDRH
R/W H'0000
H'FFFFD180 8, 16, 32
PBDRL
R/W H'0000
H'FFFFD182 8, 16
PBPRH
R

H'FFFFD19C 8, 16, 32
PBPRL
R

H'FFFFD19E 8, 16
Rev. 4.00 Jul. 25, 2008 Page 559 of 750
REJ09B0243-0400