Chengdu Ebyte Electronic Technology Co., Ltd.
E870-W1 User Manual
Copyright © 2012 , Chengdu Ebyte Electronic Technology Co., Ltd.
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5. Special feature
5.1. Ebyte Cloud Modbus to JSON
It supports the conversion of Modbus RTU data at the serial port into the JSON message format of the Ebyte cloud
device communication protocol for data transmission and reception.
5.2. Alibaba Cloud Modbus to JSON
It supports the conversion of Modbus RTU data at the serial port into the JSON message format of the Alibaba
Cloud device communication protocol for data transmission and reception.
5.3. Edge acquisition
Support 20 external data point collection, you can establish data points through the host computer or Ebyte cloud
device communication protocol, the server can send JSON messages to read or set data points through the Ebyte
cloud communication protocol or Alibaba cloud protocol, and then The device automatically converts JSON
commands into Modbus commands to set or read, and then reports the return value in JSON format.
After setting the data points, the device will poll and read all the data points every one second (enable). If the
external data points are set to report changes, once the data points are read, they will actively report the status of the
data points. or value.
5.4. Registration package
In the network transparent transmission mode (T CPC/UDPC ), the user can choose to let the device send a
registration packet to the server. The registration package is to enable the server to identify the data source, or as a
password to obtain server function authorization. The registration packet can be sent when the device establishes a
connection with the server, or the registration packet data can be spliced at the front end of each data packet as the
header of a data packet. The data of the registration package can be ICCID code, IMEI code, CSQ value, FW
version information or custom registration data (support ASCII configuration custom registration package, ASCII
can be configured up to 6 4B it).
5.5. Heartbeat packet
In the network transparent transmission mode (T CPC/UDPC ), the user can select the module to send the heartbeat
packet. The main purpose of sending to the network is to keep active with the server, so that devices that are idle
(do not send data to the server for a long time) maintain a connection with the server. The data of the heartbeat
packet can be ICCID code, IMEI code, CSQ value, FW version information or custom registration data (support
Summary of Contents for E870-W1
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