Datasheet

R8C/32C Group 1. Overview
R01DS0009EJ0100 Rev 1.00 Page 7 of 52
Aug. 24, 2010
Note:
1. Can be assigned to the pin in parentheses by a program.
Table 1.4 Pin Name Information by Pin Number
Pin
Number
Control Pin Port
I/O Pin Functions for Peripheral Modules
Interrupt Timer
Serial
Interface
SSU
I
2
C
bus
A/D Converter,
Comparator B
1P4_2 VREF
2MODE
3
RESET
4 XOUT(/XCOUT) P4_7
5 VSS/AVSS
6 XIN(/XCIN) P4_6
7 VCC/AVCC
8 P3_7 TRAO (RXD2/SCL2/
TXD2/SDA2)
SSO SDA
9 P3_5 (TRCIOD) (CLK2) SSCK SCL
10 P3_4 (TRCIOC) (RXD2/SCL2/
TXD2/SDA2)
SSI IVREF3
11 P3_3
INT3
(TRCCLK)
(CTS2/RTS2)SCS
IVCMP3
12 P4_5
INT0
(RXD2/SCL2)
ADTRG
13 P1_7
INT1
(TRAIO) IVCMP1
14 P1_6 (CLK0) IVREF1
15 P1_5
(INT1
)
(TRAIO) (RXD0)
16 P1_4 (TRCCLK) (TXD0)
17 P1_3
KI3
TRBO
(/TRCIOC)
AN11
18 P1_2
KI2
(TRCIOB) AN10
19 P1_1
KI1
(TRCIOA/
TRCTRG)
AN9
20 P1_0
KI0
(TRCIOD) AN8