4571 Datasheet, PDF (53/126 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

4571 Group
T_VDD
T_VPP
4571 Group
VDD
K
T_TXD
1 kΩ
T_RXD
T_SCLK
T_BUSY
T_PGM/OE/MD
N.C.
RESET circuit
T_RESET
GND
P01 (SDA)
P00 (SCLK)
P10 (PGM)
RESET
Vss
XIN XOUT
Either connect an oscillation circuit or
connect XIN pin to VSS and leave the
XOUT pin open.
Note: For the programming circuit, the wiring capacity of each signal pin must not exceed 47 pF.
Fig 54. When using programmer of Suisei Electronics System Co., LTD, connection example
Rev.1.02 May 25, 2007 Page 53 of 124
REJ03B0179-0102