Operating Mode; General Mode; Configuration Mode - Ebyte E90-DTU User Manual

Chengdu Ebyte Electronic Technology Co.,Ltd

7. Operating mode

E90-DTU has two operating modes. The MOD pin is left floating, is the general mode, that is, the transceiver
communicates normally; the MOD pin is grounded, and that is the configuration mode.
Categories

General mode

Configuration
mode
7.1 General mode
Type
Transmitting
Receiving

7.2 Configuration mode

Type
Transmitting
Receiving
Configuration
Chengdu Ebyte Electronic Technology Co.,Ltd
Copyright ©2012–2021，
Open UART port and RF，transparent transmission(Factory default mode)
Users access the register through the serial port to control the working state of the
device. The DTU can be configured through the configuration software on computer.
Module works in general mode (MOD pin is floating)
Users can input data via UART. The device will start wireless transmission.
Wireless receiving is enabled, data received will be output via pin TXD.
Module works in configuration mode (MOD pin grounded)
Users can visit register to configure the module working parameters.
Notes
Wireless transmission is off.
Wireless receiving is off.
E90-DTU(400SL44) User Manual
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