Datasheet

R8C/26 Group, R8C/27 Group 1. Overview
Rev.2.10 Sep 26, 2008 Page 11 of 69
REJ03B0168-0210
NOTES:
1. This can be assigned to the pin in parentheses by a program.
2. XCIN, XCOUT can be used only for N or D version.
3. For the combination of using pins TXD1 and RXD1, refer to Figure 15.7 Registers PINSR1 and
PMR of Hardware Manual (REJ09B0278).
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
1
P3_5
(TRCIOD)
(1)
SSCK SCL
2
P3_7 TRAO
RXD1/
(TXD1)
(1, 3)
SSO
3
RESET
4
XOUT/XCOUT
(2)
P4_7
5 VSS/AVSS
6
XIN/XCIN
(2)
P4_6
7VCC/AVCC
8MODE
9
P4_5
INT0
(RXD1)
(1, 3)
10
P1_7
INT1
TRAIO
11
P3_6
(INT1
)
(1)
(TXD1)/
(RXD1)
(1, 3)
12 P3_1 TRBO
13 P5_4 TRCIOD
14 P5_3 TRCIOC
15
P1_6 CLK0
(SSI)
(1)
16
P1_5
(INT1
)
(1)
(TRAIO)
(1)
RXD0
17 P1_4 TXD0
18
P1_3
KI3
(TRBO) AN11
19
P1_2
KI2
TRCIOB AN10
20 VRFF P4_2
21 P1_1
KI1
TRCIOA/
TRCTRG
AN9
22
P1_0
KI0
AN8
23
P3_3
INT3
TRCCLK SSI
24
P3_4
(TRCIOC)
(1)
SCS
SDA
25 P0_7 AN0
26 P0_6 AN1
27 P0_5 CLK1 AN2
28 P0_4 TREO AN3
29 P0_3 AN4
30 P0_2 AN5
31 P0_1 AN6
32
P0_0
(TXD1)
(1, 3)
AN7