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Changes for page 08 Communication

Last modified by Iris on 2025/07/24 15:23
From version 14.1
edited by Mora Zhou
on 2025/04/29 14:22
Change comment: There is no comment for this version
To version 15.2
edited by Iris
on 2025/07/24 14:50
Change comment: There is no comment for this version

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Author
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1 -XWiki.Mora
1 +XWiki.Iris
Content
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34 34  
35 35  (% class="table-bordered" %)
36 36  (% class="warning" %)|(% style="text-align:center; vertical-align:middle" %)[[image:image-20220611153144-2.png]]
37 -|Under no circumstances can the grounding wire form a closed loop.
37 +|(((
38 +The grounding wire cannot form a closed loop under no circumstances.
39 +)))
38 38  
39 39  When wiring, consider the drive capability of the computer/PLC and the distance between the computer/PLC and the servo drive. If the drive capacity is insufficient, a repeater is needed.
40 40  
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99 99  The servo uses a 16-bit CRC check, and the host computer must also use the same check rule, otherwise the CRC check will make mistake. When transmitting, the low bit is in the front and the high bit is at the back. The CRC code are as follows:
100 100  
101 101  {{code language="LUA"}}
104 +Uint16 CRC16_Calc(Uint8 *pBuf, Uint16 uLen)
102 102  {
103 103  
104 104      Uint16 crc = 0xffff;
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133 133  
134 134  }
135 135  
139 + }
136 136  
137 -
138 138      }
139 139  
140 140    }
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143 143  
144 144  }
145 145  
146 -return crc;
147 -
148 -}
149 149  {{/code}}
150 150  
151 151  == **Error response frame** ==