HD6433802H Datasheet, PDF (176/435 Pages) Hitachi Semiconductor – Single-Chip Microcomputer

8.8 Port 9
8.8.1 Overview
Port 9 is a 6-bit output-only port, configured as shown in figure 8.7.
Port 9
P95
P94
P93
P92
P91/PWM2
P90/PWM1
Figure 8.7 Port 5 Pin Configuration
8.8.2 Register Configuration and Description
Table 8.20 shows the port 9 register configuration.
Table 8.20 Port 9 Registers
Name
Port data register 9
Port mode register 9
Abbrev.
PDR9
PMR9
R/W
Initial Value Address
R/W
H'FF
H'FFDC
R/W
—
H'FFEC
1. Port data register 9 (PDR9)
Bit
7
6
—
—
Initial value
1
1
Read/Write
—
—
5
P9₅
1
R/W
4
P9 ₄
1
R/W
3
P9₃
1
R/W
2
P9₂
1
R/W
1
P9₁
1
R/W
0
P9 ₀
1
R/W
PDR9 is an 8-bit register that stores data for port 9 pins P9₅ to P9₀.
Upon reset, PDR9 is initialized to H'FF.
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