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Changes for page 08 Communication

Last modified by Iris on 2025/07/24 15:23
From version 4.15
edited by Stone Wu
on 2022/07/07 15:37
Change comment: There is no comment for this version
To version 8.1
edited by Stone Wu
on 2022/08/30 09:53
Change comment: There is no comment for this version

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1 -Servo.1 User Manual.02 VD2 SA Series.WebHome
1 +Servo.Manual.02 VD2 SA Series.WebHome
Content
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11 11  
12 12  Figure 8-1 The position of RS485 communication port of VD2B drive
13 13  
14 -For the position of the RS485 communication port of other models, see __[[4.5 Communication signal wiring>>https://docs.we-con.com.cn/bin/view/Servo/2.%20User%20Manual/06%20VD2%20SA%20Series%20Servo%20Drives%20Manual%20%28Full%20V1.1%29/04%20Wiring/#HCommunicationsignalwiring]]__.
14 +For the position of the RS485 communication port of other models, see __[[4.5 Communication signal wiring>>https://docs.we-con.com.cn/bin/view/Servo/Manual/02%20VD2%20SA%20Series/04%20Wiring/#HCommunicationsignalwiring]]__.
15 15  
16 16  The servo drive adopts RS485 half-duplex communication mode. The 485 bus should adopt the hand-in-hand structure instead of the star structure or the bifurcated structure. The star structure or bifurcation structure will produce reflected signals, which will affect the 485 communication.
17 17  
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202 202  |**high byte**|**low byte**|**high byte**|**low byte**
203 203  |01|06|01|0A|0B|B8|AF, 76
204 204  
205 -
206 -
207 207  **10 Function code write**
208 208  
209 209  P07-09 set the 1st segment position to 2000, and this variable corresponds to the Modbus address: 1801 (0x0709).
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351 351  )))|(% style="text-align:center; vertical-align:middle" %)**Category**|(% style="text-align:center; vertical-align:middle" %)**Name**
352 352  |(% style="text-align:center; vertical-align:middle" %)P0-1|(% style="text-align:center; vertical-align:middle" %)0x0001|(% style="text-align:center; vertical-align:middle" %)1|(% style="text-align:center; vertical-align:middle" %)Basic settings|(% style="text-align:center; vertical-align:middle" %)Control mode
353 353  
354 -For detailed parameter addresses, please refer to __[["11.1 Lists of parameters".>>https://docs.we-con.com.cn/bin/view/Servo/2.%20User%20Manual/06%20VD2%20SA%20Series%20Servo%20Drives%20Manual%20%28Full%20V1.1%29/11%20Appendix/#HListsofparameters]]__
352 +For detailed parameter addresses, please refer to __[["11.1 Lists of parameters".>>https://docs.we-con.com.cn/bin/view/Servo/Manual/02%20VD2%20SA%20Series/11%20Appendix/#HListsofparameters]]__
355 355  
356 356  == **Variable value type description** ==
357 357  
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371 371  Some values have units and decimals, such as 0.1%, 0.1Hz, 0.01ms, and the corresponding value conversion is required when reading and writing. The methods are as follows:
372 372  
373 373  1. When the unit is 0.1%: 1 represents 0.1%, 10 represents 1.0%, 1000 represents 100.0%. Therefore, writing 1000 means setting to 100.0%; on the contrary, if it is reading 1000, it means that the value is 100.0%;
374 -1. When the unit is 0.01ms: 1 means 0.01ms, 50 means 0.5ms, 10000 means 100ms. Therefore, writing 1000 means setting to 10.00ms; on the contrary, if 1000 is read, it means 10.00ms; The other units can be deduced by this, and integer remains unchanged.
372 +1. When the unit is 0.01ms: 1 means 0.01ms, 50 means 0.5ms, 10000 means 100ms. Therefore, writing 1000 means setting to 10.00ms; on the contrary, if 1000 is read, it means 10.00ms;
373 +
374 +The other units can be deduced by this, and integer remains unchanged.