Datasheet

R8C/28 Group, R8C/29 Group 1. Overview
Rev.2.10 Sep 26, 2008 Page 7 of 67
REJ03B0169-0210
1.5 Pin Assignments
Figure 1.4 shows Pin Assignments (Top View).
Figure 1.4 Pin Assignments (Top View)
NOTES:
1. P4_7 is an input-only port.
2. Can be assigned to the pin in parentheses by a program.
3. XCIN, XCOUT can be used only for N or D version.
4. Confirm the pin 1 position on the package by referring to the package dimensions.
1
2
3
4
5
6
7
8
9
10
20 P3_4/SDA/SCS/TRCIOC
19 P3_3/INT3/SSI/TRCCLK
18 P1_0/KI0/AN8
17
P1_1/KI1/AN9/TRCIOA/TRCTRG
16 VREF/P4_2
15 P1_2/KI2/AN10/TRCIOB
14 P1_3/KI3/AN11/TRBO
13 P1_4/TXD0
12 P1_5/RXD0/(TRAIO)/(INT1)
(2)
11 P1_6/CLK0/(SSI)
(2)
P3_5/SCL/SSCK/TRCIOD
P3_7/TRAO/SSO/RXD1/(TXD1)
(2)
RESET
XOUT/XCOUT/P4_7
(1, 3)
VSS/AVSS
XIN/XCIN/P4_6
(3)
VCC/AVCC
MODE
P4_5/INT0/(RXD1)
(2)
P1_7/TRAIO/INT1
R8C/28 Group R8C/29 Group
PLSP0020JB-A
(20P2F-A)
(top view)