Interface Definition; Power Supply Interface; Function Description; Transmission Mode - Ebyte E180-DTU User Manual

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Chengdu Ebyte Electronic Technology Co., Ltd

3 Interface definition

The user needs to use the VCC terminal and GND terminal in ① for power supply. E180-DTU can use 8 ~ 28V DC

power supply. It is recommended to use 12V or 24V DC power supply.

★ Note: The communication is not smooth when the radio is connected to multiple devices, but not when connected to a

single device. Please try to connect a 120Ω resistor in parallel between the 485_A terminal and 485_B.

When the module enters the transmission mode, any data received by the serial port will be sent out. The

transmission mode is the wireless communication between network nodes. The communication methods include unicast,

broadcast, and multicast.

When the module enters the configuration mode, the data received by the serial port is defaulted to the configuration

command to configure and operate the device. In the configuration mode, the data received by the module serial port is

considered to be HEX command.

After the module is powered on, it defaults to be in the transmission mode.

In the transmission mode, when the module serial port receives the

mode, and returns to the

"7A 7D

7E" character after successfully entering the configuration mode. In configuration mode,

E180-DTU(ZG120-232) Usermanual

"2A 2D

2E" character, it enters the configuration

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Zg 120-232