Hardware Specifications and Configurations 1-33
Bluetooth Interface
Bluetooth Module
Item Specifications
Chipset Atheros BU22 Broadcom BCM
20702 Broadcom BCM
2070 Atheros BU12
Data
through
put
TX 1.2Mbits/ se c, RX 1.2Mbits/se c
Protocol 3.0 + EDR 3.0 + EDR 3.0 + EDR 3.0 + EDR
Interfac
eUSB 2.0
Connect
or type 6 pin connector 6 pin connector 6 pin JST
SM06B-XSRK-ETB 6 pin narrow
pitch connector
Supporte
d
protocol
3.03.03.03.0
Item Specifications
Controller Atheros BU22
Feature Single-chip Bluetooth v4.0 solution
USB 2.0 full-speed device interface, supporting Device
Firmware Upgrade (DFU)
I²C or SPI interface, supporting external EEPROM and
serial flash devices
1.2V linear voltage regulator (LDO)
Integrated 32-bit CPU with 128 KByte data RAM and 512
KByte program ROM
On-chip low power oscillator
On-chip one-time programmable (OTP) memory
Standard USB HCI interface
Controller Broadcom BCM 20702
Feature Bluetooth 4.0 + EDR compliant
Programmable output power control
Supports mobile and PC applica tions
Point-to-multipoint operation
USB 2.0 compliant interface
Etched PCB antenna
Ultra-low power consumption
Controller Broadcom BCM 2070