Switching Input Di Is Automatically Reported - Ebyte E851-RTU User Manual

Chengdu Ebyte Electronic Technology Co.,Ltd
00 01
Receive Transmission
identifier
4.3.2.1. Clear pulse count value
Function code: 06, write hold register
Address range: 40065 (0x0040)
Note: The lower four bits of the register value represent the DI4, DI3, DI2, and DI1 counts respectively. Writing "1" indicates that the
count is cleared and the pulse count is restarted.
Example:
Clear the pulse count values of DI2 and DI4, and retain the pulse count values of DI1 and DI3. Write value should be 0x0a,
corresponding to the binary value of 0000 1010.
Modbus RTU protocol clear pulse count value:
01
Transmit
Device ModBus address
01
Receive
Device ModBus address
Modbus TCP protocol clear pulse count value:
00 01
Transmit
Transmission identifier
00 01
Receive
Transmission identifier

4.3.2. Switching input DI is automatically reported

The automatic input function of the digital input is to transmit the change value when the switching quantity changes. You can choose
to transmit via RS485 or GPRS, or you can turn off the automatic reporting function.
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Protocol
length element ID
identifier
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Function code
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Function code
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Protocol identifier
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Protocol identifier
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Function code Return bytes
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Address
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Address
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length element ID Function code
00 06 01
length element ID Function code
E851-RTU(4440-ETH) User Manual
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DI1 count
value
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Write value CRC check code
00 0a 08 19
Write value CRC check code
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Address
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Address
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DI2 count
value
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Write value
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Write value
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