HD6433045 HITACHI [Hitachi Semiconductor], HD6433045 Datasheet - Page 283

• Manufacturer Part Number: HD6433045
• Description: Hitachi Single-Chip Microcomputer
• Manufacturer: HITACHI [Hitachi Semiconductor]

Table 9-14 Port 8 Pin Functions in Modes 1 to 6
Pin
P8
P8
P8
P8
P8
4
3
2
1
0
/CS
/CS
/CS
/CS
/RFSH/IRQ
0
1
2
3
/IRQ
/IRQ
/IRQ
3
2
1
0
Pin Functions and Selection Method
Bit P8
Bit P8
Bit P8
Bit P8
Bit RFSHE in RFSHCR and bit P8
P8
Pin function
P8
Pin function
P8
Pin function
P8
Pin function
RFSHE
P8
Pin function
4
3
2
1
0
DDR
DDR
DDR
DDR
DDR
4
3
2
1
DDR selects the pin function as follows
DDR selects the pin function as follows
DDR selects the pin function as follows
DDR selects the pin function as follows
P8
0
0
input
270
P8
P8
P8
P8
4
3
2
1
0
0
0
0
0
input
input
input
input
0
P8
DDR select the pin function as follows
0
output
1
IRQ
IRQ
IRQ
IRQ
3
2
1
0
input
input
input
input
RFSH output
CS
CS
CS
CS
0
1
2
3
—
output
output
output
output
1
1
1
1
1