M16C-M37542F8FP Datasheet, PDF (3/7 Pages) Renesas Technology Corp – SINGLE-CHIP MICROCOMPUTER

1. Using MF_Ten-Nine Cable
Vpp : 3.0V to 5.5V
CON
1
2
10uF
Vcc
0.1uF
Vcc
Vss
IBM PC/AT
Connector Type
Straight(HIF3FC-10PA-2.54DSA)
Angle(HIF3FC-10PA-2.54DS)
Pin Assignment
Pin No Port
Signal
1
Vcc
2
3
4
p0_4
RxD
5
6
7
GND
8
9
10
p0_5
TxD
10-9 Cable
Vcc
1
2
RxD
3
4
5
GND
7
9
6
8 _TxD
10
15pF
15pF
Vcc
5.1k
P04(LED04)
/RxD2
8MHz
P05(LED05)
/TxD2
XIN
XOUT
Vcc
Push SW
Vcc
Timing Generation Circuit
(refer to the figure below)
5.1k
4.7uF
JUMPER
RESET
P32(LED12)
/CMP3
P37(LED17)
/INT0
Vcc
5.1k
5.1k
P06(LED06)
/SCLK2
CNVss
5.1k
P07(LED07)
/SRDY2
OPEN
CNVss
JUMPER
Note: Refer to 7542 group datasheet. about pin(number).
<Timing diagram>
Power source
RESET
CNVss
P37(RP)
P32(CEB)
P06(SCLK2)
P05(TxD2)
P04(RxD2)
td(port-CNVss)
td(CNVss-RESET)
As to the timing requirements, refer to "Timing diagram for standard serial I/O mode 2" on the 7542 group datasheet.
<An example of Timing Generation Circuit>
Vcc
Push SW
5.1k
5.1k
10uF
22uF
RESET
CNVss
This circuit diagram is an example for the timing generation. The circuit should be designed according to the user's application. Make sure that the timing
requirements are met.
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