User Manual
Table Of Contents
- Disclaimer
- 1.Overview
- 2.Specification and parameter
- 3 Size and pin definition
- 4. Connect to MCU
- 5 Function description
- 6 Operating mode
- 7 Register read and write control
- 8 Repeater networking mode
- 9 Configuration instructions on computer
- 10 Hardware design
- 11 FAQ
- 12 Production guidance
- 13 E22 series
- 14 Antenna recommendation
- 15 Package for batch order
- Revision history
- About us
Chengdu Ebyte Electronic Technology Co.,Ltd E22-230TXXS User Manual
Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd 2
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.
7 Register read and write control
7.1 Command format
In configuration mode (mode 2: M1 = 1, M0 = 0), the list of supported commands are as follows (only 9600, 8N1 format is
supported when)
：
No.
Command format
Description
1
Set register
Command: C0+starting address+length+parameters
Response: C1+starting address+length+parameters
E.g 1: Channel is 0x09
command starting address length parameter
Send: C0 05 01 09