HD6433640 HITACHI [Hitachi Semiconductor], HD6433640 Datasheet - Page 210

• Manufacturer Part Number: HD6433640
• Description: H8/3644 Series Hardware Manual
• Manufacturer: HITACHI [Hitachi Semiconductor]

8.9
8.9.1
Port 9 is a 5-bit I/O port, configured as shown in figure 8.8.
8.9.2
Table 8.23 shows the port 9 register configuration.
Table 8.23 Port 9 Registers
Name
Port data register 9
Port control register 9
202
Note: * There is no P9
Port 9
Overview
Register Configuration and Description
0
function in the flash memory version since P9
Figure 8.8 Port 9 Pin Configuration
Abbrev.
PDR9
PCR9
Port 9
R/W
R/W
W
P9
P9
P9
P9
P9 *
Initial Value
H'C0
H'C0
4
3
2
1
0
0
is used as the FV
Address
H'FFDC
H'FFEC
PP
pin.