4-5
IM 77C01H01-10EN
PC Link Communication
4
4.1 Overview
4.1.4
Specifying Broadcast
Broadcast addressing allows the corresponding multiple UPM100 to receive the command.
1. In the station number of the command, specify the broadcast address “P1” and
execute it.
2. Broadcast addressing works independently of the station number of the UPM100.
3. Broadcast addressing is applicable to write commands only.
4. No response is returned when broadcast addressing is used.
PC
040110E.EPS
Broadcast data.
* No response from slaves
Maximum overall cable length of 1200 m for a maximum of 31 slave stations
Figure 4-2 Broadcasting
D registers and I relays are used for processing in the UPM100 communication.
[Example of Starting Optional Integrations]
For station number 01, use PC link communication (without checksum) and the random write
command as shown below:
[STX]P1010WRW01D0062,0001[ETX][CR]
D Register Reference No.
H No.
Description
Effective Range
D0062
40062
003D
Start of optional integration
If other than 1: Invalid
If 1: Optional integration
(D0003 to D0006) starts
Summary of Contents for UPM100
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