User's Manual

Enhanced Class 1 Bluetooth v2.1 Module
User’s Guide
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www.lairdtech.com/wireless
18
CONN-GUIDE-BT740_v0.2
5.3.5 Enable/Disable Echo
Command:
ATEn
Response:
<cr,lf>OK<cr,lf>
Or
<cr,lf>ERROR nn<cr,lf>
Description:
This command enables or disables the echo of characters to the host. The default echo
condition sets via S Register 506. This command does not affect the S Register 506.
0
Disable echo.
1
Enable echo.
All other values of n generate an error.
5.3.6 Drop Connection
Command:
ATH
Response:
<cr,lf>NO CARRIER<cr,lf>
Or
<cr,lf>OK<cr,lf>
Description:
Drop an existing connection or reject an incoming connection indicated by the
unsolicited RING message. If a connection does not exist then the response is OK.
5.3.7 Information
Command:
ATIn
Response:
For recognized values of n.
<cr,lf>As Appropriate<cr,lf>OK<cr,lf>
All other values of n generate
<cr,lf> Laird Technologies Inc (c)2010 <cr,lf> OK<cr,lf>
Description:
This returns the information in the following table about the Laird device. The list is not
exhaustive as there are some values of ‘n’ which generate information for use by Laird
Support.
Table 5-1: Laird device information
Index
Description
0
The product name/variant.
1
The underlying CCL Stack version information.
3
The Laird firmware revision
Format A.B.C.F.G
(See 333 for further details)
333
The full Laird firmware revision
Format A.B.C.D.E.F.G, where
A = Hardware Platform
B = Major Stack Version Number (Changes when CCL stack changes :
see ATi1)
C = Major App Version Number (Changes when number of profiles
change)