User's Manual

Enhanced Class 1 Bluetooth v2.1 Module
User’s Guide
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121
CONN-GUIDE-BT740_v0.2
1. Channel number allocation is as follows:
Profile
Channel ID Range
Command Parser
0x00
SPP
0x1 .. 0x7
HID DEVICE(Canned)
0x20
HID HOST(Raw)
0x90 .. 0x97
HID DEVICE(Raw)
0xA0
BLOB
0x98 .. 0x9F
HDP
0xB0..0xB1 (B1 is continuation channel)
Enhanced Inquiry Response
0xF0
9.3.3 Disconnect
This event informs the host that a connection was dropped by the remote device.
Event Packet
Offset
Field
Value
Comments
0
LENGTH
6
1
CHANNEL
0
2
EVENT
[EVT_ DISCONNECT]
3
FLOW_OUT
??
Runtime value
4
CHANNEL
1..7
Channel number
5
REASON
0..255
As per the table below
The Bluetooth specification specifies the Reason value. Please note that values in the range 0xF0 to
0xFF are custom values defined for this implementation and do not appear in the Bluetooth specification.
0x01
…
0x3F
0xFF
See header file MPSTATUS.H which is supplied on request.
High probability that the remote device went out range for longer than the link
supervision timeout or was powered down.