4571 Datasheet, PDF (52/126 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

4571 Group
VDD
VSS
(Note)
VPP
RESET
SCLK
SDA
PGM
VDD
1
VSS
2
XIN
3
XOUT
4
K
5
RESET
6
P00
7
P01
8
P02
9
P03
10
P10
11
P11
12
24
C/CNTR1
23
D4/CNTR0
22
D3
21
D2
20
D1
19
D0
18
P31
17
P30
16
P21/INT1
15
P20/INT0
14
P13
13
P12
Package code: PRSP0024GA-A (24P2Q-A)
Note: Either connect an oscillation circuit or connect XIN pin to VSS and leave
the XOUT pin open.
: QzROM pin
Fig 53. Pin connection diagram
Rev.1.02 May 25, 2007 Page 52 of 124
REJ03B0179-0102