Ebyte 2G4HD12, Руководство пользователя

Страница: 7 / 24

Chengdu Ebyte Electronic Technology Co.,Ltd.
E90-DTU(2G4HD12)
User Manual
Copyright ©2012–2020
，
Chengdu Ebyte Electronic Technology Co.,Ltd. 6
1: Select the current baud rate and parity bit of the module, select the corresponding port number, and open the serial port.
You must make the module work in configuration mode and select the correct serial port parameters, otherwise the
operation instructions will fail.
2: Read parameters and write parameters Click to read parameters, it prompts that the read parameters are successful, and
the current parameters of the module are displayed in the parameter area. Click to write parameters, and it prompts that
the write parameters are successful. The parameters selected/filled in the parameter area have been written into the
module
3: The parameter area is used with the "Read Parameters" button to display the current module parameters, or to modify
the parameters with the "Write Parameters" button to set the module parameters.
4: Restart and restore factory settings special instructions, which are used to reset the module and restore the module
parameters to the factory state.
2.2 Setting Steps
1.First, install the antenna to the DTU, and then install the power supply, M1 pulled down, M0 in any position and enters
the transparent transmission mode. The user can power the DTU either by RS485 or power adaptor.
2.Use USB to RS-232 or USB to RS-485 to connect the computer to the DTU. Then connect the DTU power supply. The
DTU will automatically establish a connection with another DTU. After the connection is established, the LINK LED
will always be on for communication.