Mitsubishi Electric L26CPU-BT User Manual page 295

CHAPTER 12 EXAMPLE OF COMMUNICATION BETWEEN THE MASTER STATION AND LOCAL STATIONS
(1) Master station program
Local station status confirmation
Control program
(2) Local station program
Confirm ation of data link status
Control program
Station number 1 is
performing the data link
Station number 1 is faulty
Control program using data
received from a local station
Program to generate
transmission data to a local
station
Local station is perform ing
data link
Control program using data
received from the m aster
station
Program to generate
send data to the m aster
station
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