User's Manual

Enhanced Class 1 Bluetooth v2.1 Module
User’s Guide
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122
CONN-GUIDE-BT740_v0.2
9.3.4 Modem Status
This event conveys modem status signals originating from the peer device for an SPP connection.
Event Packet
Offset
Field
Value
Comments
0
LENGTH
6
1
CHANNEL
0
2
EVENT
[EVT_ MODEM_STATUS]
3
FLOW_OUT
??
Runtime value
4
CHANNEL
1..7
Channel ID of an open SPP
channel
5
MODEMSIG
Bit Mask
Bit 0: DSR state
Bit 1: CTS state
Bit 2: DCD state
Bit 3: RI state
6
BREAKSIG
0
For future implementation
9.4 Miscellaneous Events
9.4.1 Link Key
This event informs the host that a new link key was created for the device indicated and the result of
writing to the ROLLING database.
Event Packet
Offset
Field
Value
Comments
0
LENGTH
11
1
CHANNEL
0
2
EVENT
[EVT_ LINK_KEY]
3
FLOW_OUT
??
Runtime value
4..9
BDADDR[6]
Nap[0,1]:Uap[2]:Lap[3,4,5]
Bluetooth address of paired device
10
DBRESULT
0: Success
Any other value is a failure and the reason
is a STATUS value as per MPSTATUS.H