Chapter8 Communication Function
8-2
8.1.2 System configuration method
According to the method of connection, the system using MK80S built-in communication can be
composed.
1) Connecting system configuration (link between MASTER-K’ s)
(1) 1:1 connection with general PC
a) Communication program made by C or BASE computer language on the user’ s computer, or
utility program like MMI software can be used.
b) Wiring method
PC MK80S base unit
Pin No.
Pin assignment And direction
Pin No. Signal
115V
2 2 RXD1
3 3 TXD1
4 4 RXD2
55SG
665V
7 7 TXD2
88SG
99SG
TXD1,RXD1 are for loader communication and TXD2,RXD2 are for Cnet
1
2
3
4
5
6
7
8
9
Female Type
RS-232C interface
K7 base unit
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