38K0 Datasheet, PDF (106/133 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

38K0 Group
Example Circuit Application for Standard
Serial I/O Mode
Figure 136 shows a circuit application for the standard serial I/O
mode. Control pins will vary according to a programmer, therefore
see a programmer manual for more information.
VCC
VCC
Clock input
BUSY output
Data input
Data output
VPP power
source input
SCLK
SRDY (BUSY)
P16 (CE)
RxD
TxD _M38K09F8L
CNVss
Notes 1: Control pins and external circuitry will vary according to a programmer. For more
information, see the programmer manual.
2: In this example, the VPP power supply is supplied from an external source (programmer).
To use the user’s power source, connect to 4.5 V to 5.25 V.
Fig. 136 Example circuit application for standard serial I/O mode
Rev.3.00 Oct 05, 2006 page 106 of 129
REJ03B0192-0300