Reservation Mode (Mode 2); Setting Mode; Quick Communication Test - Ebyte E34-2G4D27D User Manual

Chengdu Ebyte Electronic Technology Co., Ltd.

6.4 Reservation Mode (Mode 2)

When M1 = 1 & M0 = 0, module works in mode 2.
Transmitting The same as that in mode 0
Receiving The same as that in mode 0
6.5 Setting mode (Mode 3）
When M1=1, M0=1, module works in mode 3
Transmitting N/A
Receiving N/A
This mode can be used for parameter setting.
Parameter
It uses serial port 9600 & 8N1 to set module working parameters through specific instruction format. (pls refer to
setting
parameters setting for details)
When the mode changes from setting mode to others, the module will reset its parameters, during which the AUX
Notes keeps low level and then outputs high level after reset completed.
It is recommended to check the AUX rising edge for user.

6.6 Quick communication test

Steps
Plug the USB test board (E15-USB-T2) into computer, make sure the driver is installed correctly.
1
Plug mode-select jumper in the USB test board (M1 = 0，M0 = 0), make the module work in mode 0.
2 Optional power supply, 3.3V or 5V. (Module supports 2.3V-5.5V)
3 Operate AccessPort software and select the correct serial port code.
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Operation
E34-2G4D27D User manual
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