Data Indication; Uuid Description; Status Or Event Printing - Ebyte E104-BT52 User Manual

The module is not connected by default in configuration mode, if the module is connected, you can enter the configuration mode by
sending "+++".

5.7 Data indication

When the module outputs data through the serial port, the module sets the DATA pin to low level, indicating that data is being
sent. AT command response does not change the DATA pin state.

5.8 UUID description

Service UUID
characteristic value
SLAVE CHANNEL
MAST CHANNEL FFF2（ configurable）
CONFIG CHANNEL

5.9 Status or event printing

Command AT+LOGMSG to enable the serial port printing function of status information. Status information
includes: connected, disconnected, awake, and sleep. The format is as follows:
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UUID property
FFF1（configurable） read / notify
read / write
FFF3（not
configurable）
Status Printing info.
Connection \r\n STA:connect\r\n
successfully
Disconnect \r\n STA:disconnect\r\n
System wake \r\n STA:wakeup\r\n
up
Sleep mode \r\n STA:sleep\r\n
FFF0（configurable）
description
The slave sends the data, and the master
receives the data channel.
The master sends data and the slave receives
data channels
read / write / notify Air configuration channel
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