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PDF BTM-222 Data sheet ( Hoja de datos )
| Número de pieza | BTM-222 | |
| Descripción | Class1 BC04-ext Module | |
| Fabricantes | Hyper Taiwan Technology | |
| Logotipo |  |
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Rayson
Class1 BC04-ext Module
Features
■ Bluetooth Ver. 2.0+EDR certification
■ Transmit Power up to +18dBm(class1)
■ Low current consumption:
Hold, Sniff, Park, Deep sleep mode
■ 3.0V to 3.6V operation
■ Full Bluetooth Data rate over UART and USB
■ Support up to 7 ACL links and 3 SCO links
■ Enhanced Data Rate(EDR) compliant
for both 2Mbps and 3Mbps modulation modes
■ Interface: USB, UART&PCM( for voice codec)
■ SPP firmware with AT commands
■ RoHS Compliant
■ Small outline: 28.2 X 15.0 X 2.8 mm
Application
● Access point
● Domestics and Industrial applications
● Serial Adapter
● GPS, POS, Barcode Reader
Bluetooth ® Module
BTM-222
Outline
Block Diagram
1 page  
SPP AT Command sets
+++
(Escape
Sequence)
A
(Establish
connection)
When the device is in Data mode, it can be forced back into Command mode while
maintaining the connection to the remote device. The sequence characters should be
with 1000ms guard time
This command is used to establish a connection in manual master role.
Modifiers
aA
Description
Connect to a device which has been assigned by “ATD= xxxxxxxxxxxx”
A1~A8
Connect to a device1~8 in neighborhood found through “ATF?”.
B This command display the local device BD address
(Display local Modifiers
BD address) B?
Description
Inquire the Local BD address
C
(Flow
Control)
This command enable or disable flow control signals (CTS/RTS) of the COM port. Note,
the setting is not affected by ATZ0 but will cause a reboot
Modifiers Description
C0 Disable flow control.
C1
(Default)
Enable flow control.
C? Inquire the current setting
D For security purpose, We can specifies the unique remote device can be connected. In
master role, it automatically inquire and search the slave even the slave is
(Set Remote undiscoverable. In slave role, the command should be as a filter condition to accept the
BD address) master’s inquiry.
Modifiers Description
D=xxxxxxxx "xxxxxxxx" is a string of 12 hexadecimal digits.
D0
(Default)
Clear Remote BD address setting, inquire any slave in master mode or
accept any master in slave mode.
D? Inquire the Remote BD address setting
E This command specifies whether the device should echo characters received from the
UART back to the Host
(Local Echo) Modifiers Description
E0 Characters received from the UART are not echoed back to the Host
E1
(Default)
Characters received from the UART are echoed back to the Host.
E? Inquire the current setting
This command is used to find any bluetooth device in neighborhood within 60 seconds
F timeout. If any device is found, its name and address will be listed. The search ends
with a message “Inquiry ends, xx device(s) found.”
(Find Bluetooth This command is available only when the adaptor is in the master role.
device)
Modifiers Description
F? Inquire scan Bluetooth neighborhood devices.
H
(Discoverable
Control)
This command is used to drop connection either master or slave role. And it is used to
specifiy whether the device could be discovered by remote master device.
note : it will cause a reboot when ATH0 or ATH1 take the effect
Modifiers Description
5 Page | ||
| Páginas | Total 10 Páginas | |
| PDF Descargar | [ Datasheet BTM-222.PDF ] | |
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