User's Manual

Enhanced Class 1 Bluetooth v2.1 Module
User’s Guide
Americas: [phone] Option 2
Europe: [phone]
Hong Kong: [phone]
www.lairdtech.com/wireless
175
CONN-GUIDE-BT740_v0.2
14.7.1.1 Sample Host/Module Message Sequence
In a typical weigh scale usage, the sequence of commands (red) and responses (blue) from the module is
as follows, where it assumed that the both ends start of from factory default state:
===================================== ========================================
AGENT MANAGER
===================================== ========================================
ats9003=5
OK
ats9070=1
OK
at&w
OK
ats9003=5
OK
ats9070=0
OK
at&w
OK
============================
PAIRING
============================
AT+BTW0016a4fef005
OK
PAIR 0 0016A4FEF005 PAIR 0 0016A4FEF004
============================
REGISTER SDP RECORDS
============================
AT+HME4111,"scale"
OK
AT+HML
OK
AT+HAE4111,"scale"
OK
AT+HAB0016a4fef005,4111
46392
OK
AT+HAL
OK
============================
ASSOCIATE
============================
AT+HAA46392
HDA:ASSOCIATED 46392,4111,1500,4C414952444D4752
HDM:ASSOCIATED 29364,4111,1500,0016A4FEF004B538
OK
============================
READ ATTIBUTES @ MANAGER
============================
AT+HMG29364,0,2628
05DC
OK