Operating Mode; Transparent Transmission - Ebyte E840-DTU User Manual

GPRS
4、 After the base station is connected, the NET light is always on to indicate that the server is connected, and transparent transmission is
possible at this time.
5、 User can also use the Ebyte cloud platform for any networking operation. For details, please refer to the operation manual of Ebyte Cloud
Platform.

3. Operating mode

3.1 Transparent transmission

After power-on, the radio works in transparent mode by default, and automatically starts the network connection. When the connection is established with
the server, any data received by the serial port will be transparently transmitted to the server. At the same time, it can also receive the data from the server. After
receiving the server data, the module will output directly through the serial port. The maximum length of data supported by this module is 512 bytes.
This module supports one-channel Socket connection. The user can configure it as TCP Client or UDP Client. In transparent transmission mode, the received
serial port data will be directly transmitted to the network server, and the received network server data will be directly output through the serial port.
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E840-DTU（GPRS-03）User Manual