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| 455A Datasheet, PDF (68/148 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER | |||
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455A Group
T_VDD
455A Group
Vcc
T_VPP
T_TXD
1 kâ¦
T_RXD
T_SC LK
T_ BUSY
N.C.
T_PGM/OE / MD
RESET circuit
T_RESET
GND
CNVSS
4.7 kâ¦
D4 (SDA)
D3 (SCLK)
D2 (PGM)
RESET
Vss
XIN
XOUT
Set the same termination
as the single-chip mode.
Note: For the programming circuit, the wiring capacity of each signal pin must not exceed 47 pF.
Fig 65. When using programmer of Suisei Electronics System Co., LTD, connection example
Rev.1.01 Feb 15, 2008 Page 68 of 146
REJ03B0224-0101
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