Delta DVP-10PM, Руководство по применению

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5
Categories and Use of Basic Application Instructions
DVP-PM Application Manual 5-91
Program Example 2:
Communication between DVP-PM and VFD-B series AC motor drive (RTU mode, M1143 = ON)
MOV D1120 H87
M1002
SET M1120
Set communication protocol as 9600, 8, E, 1
Retain communication protocol
Set receiving timeout as 100ms
Sending request
X1
M1127
RST M1127
Receiving
completed
Process of receiving data
Reset M1127
The receiving data is stored in
D1070~D1085 in Hex.
Set as RTU mode
X0
Set communication instruction:
Data address: H2000
Write in data H12
Device address: 01
MOV D1129 K100
SET M1143
SET M1122
MODWR H2000 K1 H12
DVP-PM Ö VFD-B, DVP-PM transmits: "
01 06 2000 0012 02 07
”
VFD-B Ö DVP-PM, DVP-PM receives: “
01 06 2000 0012 02 07
”
Registers for sent data (sending messages)
Register DATA Explanation
D1089 low 01 H Address of AC motor drive
D1090 low 06 H Command code of AC motor drive
D1091 low 20 H
D1092 low 00 H
Data Address
D1093 low 00 H
D1094 low 12 H
Data content
D1095 low 02 H CRC CHK Low
D1096 low 07 H CRC CHK High
Registers for received data (responding messages)
Register DATA Explanation
D1070 low 01 H Address of AC motor drive
D1071 low 06 H Command code of AC motor drive
D1072 low 20 H
D1073 low 00 H
Data Address
D1074 low 00 H
D1075 low 12 H
Data content
D1076 low 02 H CRC CHK Low
D1077 low 07 H CRC CHK High