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Showing results for tags 'slave addressing'.
update: 12-10-16 I take that back, I failed after two weeks of trying every conceivable configuration to implement a complete working model of serial MODBUS with read holding register and write coils exchanges to four vision slaves over RS232 radio modems. Has anyone out here successfully setup a Unistream master to a Vision slave, serial, 232 over modems (RF), read registers (more than one) and write coils; without errors? For example sequentially reading five 16 bit integers and in next line of periodic slave table writing a 10 bit array of coils (or a single 16 bit write regist