Renesas M16C/6NN Bedienungsanleitung PDF herunterladen (Seite 14)

(4) In dual-power supply and memory expansion mode

*: Open-collector buffer

P65

P66

P67

CNVss

RESET

Vcc1 Vcc1 Vcc1 Vcc1

User

logic

Vcc1

User System

Pulled-up at

4.7Ω or more

Pulled-up at 4.7Ω or more

Pulled-down at

4.7Ω or more

Pulled-up at

4.7Ω or more

14-pin 2.54mm

pitch connector

P64

P55 [*1]

P50

M16C/62P

Vcc

SCLK

RxD

TxD

BUSY

EPM

CNVss

RESET

Vss

Pulled-up at

4.7kΩ to 22kΩ

Vcc2

Pulled-up at

4.7Ω or more

Figure 4.4 Example of E8 Connection (Dual-power Supply and Memory Expansion Mode)

[*1]: The HOLD signal cannot be used. Pulled-up P55 on the user system.

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Renesas M16C/6NN Bedienungsanleitung Seite 14