HD6413003RVF RENESAS [Renesas Technology Corp], HD6413003RVF Datasheet - Page 274

• Manufacturer Part Number: HD6413003RVF
• Description: microcontroller (MCU)
• Manufacturer: RENESAS [Renesas Technology Corp]

9.6.3 Pin Functions
The port 8 pins are also used for CS
Table 9-10 describes the selection of pin functions.
Table 9-10 Port 8 Pin Functions
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
3
to CS
P8
0
0
0
input
and RFSH output and IRQ
256
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
3
to IRQ
RFSH output
CS
CS
CS
CS
0
0
1
2
3
—
input.
output
output
output
output
1
1
1
1
1