Datasheet

Section 8 I/O Ports
Rev. 6.00 Aug 04, 2006 page 244 of 680
REJ09B0145-0600
8.10 Port 9
8.10.1 Overview
Port 9 is an 8-bit I/O port. Figure 8.9 shows its pin configuration.
P9
7
/SEG
40
/CL
1
*
P9
6
/SEG
39
/CL
2
*
P9
5
/SEG38/DO
*
P9
4
/SEG
37
/M
*
P9
3
/SEG
36
P9
2
/SEG
35
P9
1
/SEG
34
P9
0
/SEG
33
Port 9
Note: * The CL
1
, CL
2
, DO, and M functions are not implemented on the H8/38347 Group and
H8/38447 Group.
Figure 8.9 Port 9 Pin Configuration
8.10.2 Register Configuration and Description
Table 8.26 shows the port 9 register configuration.
Table 8.26 Port 9 Registers
Name Abbr. R/W Initial Value Address
Port data register 9 PDR9 R/W H'00 H'FFDC
Port control register 9 PCR9 R H'00 H'FFEC