Ethernet Communication Module DVPEN01-SL
| CR# | Attribute | Content | Explanation |
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| #119 | R/W | Modbus TCP data length | Setting up the data length for Modbus TCP transaction | ||
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#219 ~ #120 | R/W | Modbus TCP data buffer | Data buffer of Modbus TCP for storing sending/receiving data | |||
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#248 ~ #220 | - | Reserved |
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| #251 | R | Error code | Displaying the errors. See table of error codes in the following | |
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#255 ~ #252 | - | Reserved |
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Symbols “R” refers to “able to read data by FROM instrcution”; “W” refers to “able to write data by TO instrcution”.
4.2Explanations on CR
CR#0: Model Name
Explanations:
1.Model code of
2.You can read the model code in the program to see if the extension module exists.
CR#1: Firmware Version
Explanations:
The firmware version of
CR#2: Communication Mode
Explanations:
Bit No. | Mode | “0” | “1” |
b0 | Modbus TCP | Disable | Enable |
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b1 | Data exchange | Disable | Enable |
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E-mail Functions
CR#3 ~ 6:
Explanations:
When the CR is set as “1”,
CR#7 ~ 8: Status of
Explanations:
1.CR#7_b0 ~ b7: current status of
2.CR#8_b0 ~ b7: current status of
3.Table of
CR value | |
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0Not been sent
1Being processed
2
8 |