Table of Contents
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(1) Transmission from master (normal process)
HITACH
3CCD
Slave
(HV-F32SCL)
① Master sends data to slave.
② Slave acknowledges receipt of data by again returning ACK to master and end the handshake.
(2） Master reads data (normal process)
HITACH
3CCD
Slave
(HV-F32SCL)
①
Master sends read command to slave.
②
Slave receives read command, then acknowledges by returning ACK code to master.
③
Slave sends read data to master.
④
M aster receives read data, then acknowledges by returning ACK code to slave.
Transmit data (STX-ETX.SUM)
ACK code (06H)
2
Read command (STX-ETX.SUM)
ACK code (06H)
2
Read data (ASCII code)
3
ACK code (06H)
1
Master (Machine)
1
Master (Machine)
4
15
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