Datasheet

R8C/3JC Group 1. Overview
REJ03B0302-0100 Rev.1.00 Page 7 of 54
May 25, 2010
Note:
1. Can be assigned to the pin in parentheses by a program.
Table 1.4 Pin Name Information by Pin Number (1)
Pin
Number
Control Pin Port
I/O Pin Functions for Peripheral Modules
Interrupt Timer
Serial
Interface
SSU
I
2
C
bus
A/D Converter,
D/A Converter,
Comparator B
1(XCIN)P4_3
2 (XCOUT) P4_4
3
RESET
4XOUTP4_7
5 VSS/AVSS
6XINP4_6
7 VCC/AVCC
8 P3_7 TRAO (RXD2/SCL2/
TXD2/SDA2)
SSO SDA
9P3_5(TRCIOD/
TRDIOD1)
(CLK2) SSCK SCL
10 P3_4 (TRCIOC/
TRDIOC1)
(RXD2/SCL2/
TXD2/SDA2)
SSI SDA IVREF3
11 P3_3
INT3
(TRCCLK)
(CTS2
/RTS2)SCS
IVCMP3
12 P2_5 (TRDIOB1)
13 P2_4 (TRDIOA1)
14 P2_3 (TRDIOD0)
15 P2_2 (TRCIOD/
TRDIOB0)
16 P2_1 (TRCIOC/
TRDIOC0)
17 P2_0
(INT1
)
(TRCIOB/
TRDIOA0/
TRDCLK)
18 P3_1 (TRBO)
19 P6_6
INT2
(TRCIOC) (TXD2/SDA2)
20 P4_5
INT0
(RXD2/SCL2)
ADTRG
21 P1_7
INT1
(TRAIO) IVCMP1
22 P1_6 (CLK0) IVREF1
23 P1_5
(INT1
)
(TRAIO) (RXD0)
24 P1_4 (TRCCLK) (TXD0)
25 P1_3
KI3
TRBO/
(TRCIOC)
AN11
26 P1_2
KI2
(TRCIOB) AN10
27 P1_1
KI1
(TRCIOA/
TRCTRG)
AN9
28 P1_0
KI0
(TRCIOD) AN8
29 P0_7 (TRCIOC) AN0/DA1
30 P0_6 (TRCIOD) AN1/DA0