Chengdu Ebyte Electronic Technology Co., Ltd.
E220-900T30D User Manual
Copyright ©2012–2020, Chengdu Ebyte Electronic Technology Co.,Ltd.
13
Transmitting
Wireless transmission off
Receiving
Can only receive data in WOR transmission mode (mode 1)
6.5 Deep Sleep (Configuration) Mode (Mode 3)
Table 6-5 Sleep mode
Type
When M0 = 1, M1 = 1, the module works in mode 3
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 3: M1=1, M0=1), the supported command list is as follows (when setting, only 9600, 8N1 format is
supported):
Table 7-1 Command format
No
Command Format
Description
1
Set Register
Command: C0+starting parameters
Response: C1+starting parameters
Example 1: Channel is 0x09
command
starting address length parameter
Send
：
C0
04
01
09
Return
：
C1
04
01
09
Example 2
：
Configure module address (0x1234), serial port (9600 8N1), air speed (2.4K)
Send
：
C0 00 03 12 34 62
Return
：
C1 00 03 12 34 62
2
Read Register
Command: C1+starting parameters
Response: C1+starting parameters
Example
：
Read channel
command starting address length parameter
Send
：
C1
04
01
Return
：
C1
04
01
09
