8.10.3
Pin Functions
Table 8-27 shows the port 9 pin functions.
Table 8-27 Port 9 Pin Functions
Pin
Pin Functions and Selection Method
P97/SEG40/CL1
The pin function depends on bit PCR97 in PCR9 and bits SGX and SGS3 to
SGS0 in LPCR.
SGS3 to SGS0
SGX
0000
0
Not 0000
*
1
*
0
*
PCR97
0
1
Pin function
P97 input pin P97 output pin
SEG40
output pin
CL1
output pin
P96/SEG39/CL2
P95/SEG38/DO
P94/SEG37/M
The pin function depends on bit PCR96 in PCR9 and bits SGX and SGS3 to
SGS0 in LPCR.
SGS3 to SGS0
SGX
0000
0
Not 0000
*
1
*
0
*
PCR96
0
1
Pin function
P96 input pin P96 output pin
SEG39
output pin
CL2
output pin
The pin function depends on bit PCR95 in PCR9 and bits SGX and SGS3 to
SGS0 in LPCR.
SGS3 to SGS0
SGX
0000
0
Not 0000
*
1
*
0
*
PCR95
0
1
Pin function
P95 input pin P95 output pin
SEG38
output pin
DO
output pin
The pin function depends on bit PCR94 in PCR9 and bits SGX and SGS3 to
SGS0 in LPCR.
SGS3 to SGS0
SGX
0000
0
Not 0000
*
0
*
1
PCR94
0
1
*
Pin function
P94 input pin P94 output pin
SEG37
output pin
M output pin
*: Don’t care
169
ETC [ ETC ]
