Users Manual

Chengdu Ebyte Electronic Technology Co., Ltd. E22-900T30S User manual
Copyright ©2012–2018，Chengdu Ebyte Electronic Technology Co.,Ltd.
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6.2 Normal mode（Mode 0）
Type
M0 = 0，M1 = 0
Transmitting
Users can input data through the serial port and the module will start wireless transmission.
Receiving
The module wireless receiving function is turned on, and after receiving the wireless data, it will be output through
the serial port TXD pin.
6.3 WOR mode（Mode 1）
Type
M0 = 1，M1 =0
Transmitting
When defined as a transmitting party, a preamble is automatically added before transmitting.
Receiving
It can receive data normally, the receiving function is the same as mode 0.
6.4 Configuration mode（Mode 2）
Type
M0 = 0，M1 = 1
Transmitting
Wireless transmitting off
Receiving
Wireless receiving off
Configuration
Users can access the registers to configure the module's operation state.
6.5 Deep sleep mode（Mode 3）
Type
M0 = 1，M1 = 1
Transmitting
Unable to transmit wireless data
Receiving
Unable to receive wireless data
Note
When from the sleep mode to other modes, the module will reconfigure the parameters. During the configuration
process, AUX will remain low; After configuration,it outputs high level, we suggest that user test rising edge
T_BUSY.