Laird BT900-US Integration Manual - page 6
BT900-US Hardware Integration Guide
Intelligent BTv4.0 Dual Mode Module
Embedded Wireless Solutions Support
Embedded Wireless Solutions Support
Embedded Wireless Solutions Support
Embedded Wireless Solutions Support
Center:
Center:
Center:
Center: http://ews
http://ews
http://ews
http://ews----support.lairdtech.com
support.lairdtech.com
support.lairdtech.com
support.lairdtech.com
www.lairdtech.com/bluetooth
Laird Technologies
Americas: +1-800-492-2320
Europe: +44-1628-858-940
Hong Kong: +852 2923 0610
2
S
PECIFICATION
2.1
Specification Summary
Table
Table
Table
Table 1111: : : : SSSSpecifications
pecifications
pecifications
pecifications
Categories
Categories
Categories
Categories
Feature
Feature
Feature
Feature
Implementation
Implementation
Implementation
Implementation
Wireless
Wireless
Wireless
Wireless
Specification
Specification
Specification
Specification
Bluetooth®
V4.0 – Dual-Mode
Frequency
2.402 - 2.480 GHz
Transmit Power
+ 8 dBm (maximum)
Configurable down to -20 dBm
Receive Sensitivity
-90 dBm (typical)
Link Budget
98 dB
Raw Data Rates (Air)
3 Mbps (Classic BT – BR/EDR)
Host Interface and
Host Interface and
Host Interface and
Host Interface and
Peripherals
Peripherals
Peripherals
Peripherals
UART Interface
TX, RX, CTS, RTS
DTR, DSR, DCD, RI can be implemented in
smar
tBASIC- using General Purpose I/O
Default 115200, N, ,8, 1
From 1,200 to 921600
RX buffer size (1024 bytes)
GPIO
18 (maximum – configurable) lines.
O/P drive strength (4 mA)
Pull-up resistor (33 KOhms) control (via
smart
BASIC)
Read pin-level
I2C Interface
1 (configurable from GPIO total). Up to 400 kbps
SPI
1 (configurable from GPIO total). Up to 4 Mbps
ADC Interface
2 channels (configured from GPIO total).
Up to 12-bit resolution
Conversion time 2.0uS (at VCC 2.7V to 3.6V)
Reference voltage AVCC (external, same as VCC)
pre-scaling to match BL600 ADC
PWM or FREQ output
Output a PWM or FREQ on up to 3 GPIO output pins.
PWM output duty cycle: 0%-100%
PWM output frequency: 500 kHz
FREQ output frequency: 0 MHz to 4 MHz (50% duty
cycle)
Wi-Fi-BT coexistence
3 dedicated pins
Profiles
Profiles
Profiles
Profiles
Classic Bluetooth
SPP (Serial Port Profile) –Greater than 500kbps
Bluetooth Low Energy
GATT Client & Peripheral – Any Custom Services
Maximum
Maximum
Maximum
Maximum
Connections
Connections
Connections
Connections
Classic Bluetooth
Bluetooth Low Energy
7 clients
5 clients
Programmability
Programmability
Programmability
Programmability
smart
BASIC
On-board programming language similar to BASIC
smart
BASIC application
Via UART or Over the Air