HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 417

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Pin
P5
P5
1
0
/RxD
/TxD
2
2
/IRQ
/IRQ
4
5
The pin function is switched as shown below according to the combination of
bit RE in the SCI2 SCR, and bits IRQPAS and P51DDR.
Note: * IRQ
The pin function is switched as shown below according to the combination of
bit TE in the SCI2 SCR, and bits IRQPAS and P50DDR.
Note: * IRQ
Selection Method and Pin Functions
RE
P51DDR
Pin function
TE
P50DDR
Pin function
5
4
input when IRQPAS = 1.
input when IRQPAS = 1.
P5
P5
1
0
input pin
input pin
0
0
IRQ
IRQ
Rev.6.00 Sep. 27, 2007 Page 387 of 1268
0
0
5
4
P5
P5
interrupt input pin *
interrupt input pin *
1
0
output pin
output pin
1
1
Section 9 I/O Ports
REJ09B0220-0600
TxD
RxD
2
2
output pin
input pin
—
—
1
1