YOKOGAWA UPM100, User Manual

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4-6
IM 77C01H01-10EN
4.2 Command and Response
The following are the lists of commands available in PC link communication. The details of
them are explained in the description of each command.
1. Bit-basis Access Commands Dedicated to I Relays
Command Description Number of bits handled
BRD Bit-basis read 1 to 164 bits
BWR Bit-basis write 1 to 164 bits
BRR Bit-basis, random read 1 to 32 bits
BRW Bit-basis, random write 1 to 32 bits
BRS Specifies I relays to be monitored on a bit-by-bit basis. 1 to 32 bits
BRM Bit-basis monitoring —
2. Word-basis Access Commands
Command Description Number of words handled
WRD Word-basis read 1 to 64 words
WWR Word-basis write 1 to 64 words
WRR Word-basis, random read 1 to 32 words
WRW Word-basis, random write 1 to 32 words
WRS
Specifies internal registers to be monitored on
a word-by-word basis.
1 to 32 words
WRM Word-basis monitoring —
3. Information Commands
Command Description Number of monitors handled
INF6 Reads model, suffix codes, and version. 1
INF7 Reads the maximum value of CPU. 1