Specifications

DX-BT24-S MODULE SPECIFICATION
Shenzhen DX-SMART Technology Co., Ltd. www.szdx-smart.com
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2.5.5. KEY Pin Definition
Table 7：KEY Pin definition table
Pin name Pin number I/O describe Remark
KEY 15 DI
Table 8：KEY pin function definition table
Program State Method of operation result
Slave
module
Connection
Status
Pull down the KEY pin for at least 200ms and then
release
disconnect
Low power
state
Pull down the KEY pin for at least 200ms and then
release
wake
standby mode
Pull the KEY pin low for at least 100ms
(can be released after being connected)
pairing mode
Master
module
Connection
Status
Pull down the KEY pin for at least 200ms and then
release
disconnect
standby mode
Pull down the KEY pin for at least 200ms and then
release
Clear memory
address code
Remark
Pairing mode: After the slave module enters pairing mode, after the search mode of the master
module is set to pairing mode, the master module will automatically connect to the slave
module.This pairing mode is only valid for our main module.