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Examples of Modbus commands:
MbCmd | 0 0/5 * * * *:R,9600,8N1:010300160002,010300260002,fa0400050001 |
0 0/5 * * * Cron (every 5 minutes)
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01 Slave Address 03 Function (Read Holding Register) 00 Starting Address Hi 26 Starting Address Lo (Decimal 38) 00 Quantity of Registers Hi 02 Quantity of Registers Lo (Decimal 2)
From Slave Address "01" read Holding Register "38" and "39" ("2" Double Bytes)