Datasheet

R8C/24 Group, R8C/25 Group 1. Overview
Rev.3.00 Feb 29, 2008 Page 12 of 51
REJ03B0117-0300
NOTE:
1. Can be assigned to the pin in parentheses by a program.
Table 1.6 Pin Name Information by Pin Number
Pin
Number
Control Pin Port
I/O Pin Functions for of Peripheral Modules
Interrupt Timer
Serial
Interface
Clock
Synchronous
Serial I/O with
Chip Select
I
2
C bus
Interface
A/D
Converter
2 P3_5 SSCK SCL
3 P3_3 SSI
4 P3_4
SCS
SDA
5MODE
6 XCIN P4_3
7 XCOUT P4_4
8
RESET
9 XOUT P4_7
10 VSS/AVSS
11 XIN P4_6
12 VCC/AVCC
13 P2_7 TRDIOD1
14 P2_6 TRDIOC1
15 P2_5 TRDIOB1
16 P2_4 TRDIOA1
17 P2_3 TRDIOD0
18 P2_2 TRDIOC0
19 P2_1 TRDIOB0
20 P2_0 TRDIOA0/TRDCLK
21 P1_7
INT1
TRAIO
22 P1_6 CLK0
23 P1_5
(INT1)
(1)
(TRAIO)
(1)
RXD0
24 P1_4 TXD0
25 P1_3
KI3
AN11
27 P4_5
INT0 INT0
28 P6_6
INT2
TXD1
29 P6_7
INT3
RXD1
30 P1_2
KI2
AN10
31 P1_1
KI1
AN9
32 P1_0
KI0
AN8
33 P3_1 TRBO
34 P3_0 TRAO
35 P6_5 CLK1
36 P6_4
37 P6_3
38 P0_7 AN0
41 P0_6 AN1
42 P0_5 AN2
43 P0_4 AN3
44 VREF P4_2
45 P6_0 TREO
46 P6_2
47 P6_1
48 P0_3 AN4
49 P0_2 AN5
50 P0_1 AN6
51 P0_0 AN7
52 P3_7 SSO