9 Application Instructions API 150-199 ASCII mode (COM3: M1320 = OFF, COM1: M1139 = OFF): When X0 = ON, MODRW instruction executes the function specified by Function Code H03 PLC VFD-B, PLC sends: “ 01 03 2100 0006 D5 ” VFD-B PLC, PLC receives: “ 01 03 0C 0100 1766 0000 0000 0136 0000 3B ” Registers for received data (responding messages) RTU mode (COM3: M1320 = ON COM1: M1139 = ON): When X0 = ON, MODRW instruction executes the function specified by Function Code H03 PLC VFD-B, PLC sends: ” 01 03 2100 0006 CF F4 ” VFD-B PLC, PLC receives:
“ 01 03 0C 0000 0503 0BB8 0BB8 0000 012D 8E C5 ” Registers for received data (responding messages) DVP-PLC Application Manual 9-12 Register Data Descriptions D0 0100 H PLC converts ASCII codes in 2100 H and stores the converted data automatically. D1 1766 H PLC converts ASCII codes in 2101 H and stores the converted data automatically. D2 0000 H PLC converts ASCII codes in 2102 H and stores the converted data automatically. D3 0000 H PLC converts ASCII codes in 2103 H and stores the converted data automatically. D4 0136 H PLC converts ASCII codes in 2104 H and stores the converted data automatically. D5 0000 H PLC converts ASCII codes in 2105 H and stores the converted data automatically.
Register Data Descriptions D0 0000 H PLC converts data in 2100 H and stores the converted data automatically. D1 0503 H PLC converts data in 2101 H and stores the converted data automatically. D2 0BB8 H PLC converts data in 2102 H and stores the converted data automatically. D3 0BB8 H PLC converts data in 2103 H and stores the converted data automatically. D4 0136 H PLC converts data in 2104 H and stores the converted data automatically. D5 012D H PLC converts data in 2105 H and stores the converted data automatically.