
ROK 101 007
2
Preliminary
Figure 1. Block Diagram
Figure 2. Actual size of the Ericsson Bluetooth Module, and also showing the HW and FW stack.
RX-
Balun
Radio
ASIC
ANT
T2
TX-
Balun
Switch
Antenna
Filter
Loop
Filter
VCO
Tank
FLASH
Memory
13MHz
Crystal
Voltage
Regulation
WAKE_UP
DETACH
GND
B3
R1
R2
T1
C6
VCC
C4
VCC_IO
C2
ON
RESET#
POR
NC
NC
NC
NC
NC
R4
R5
R6
T4
T5
T6
C3
Radio Module
B4
C1
ADDR
DATA
CTRL
R3
C5
NC
PBA 313 01/2
Baseband
B1
D-
D+
B2
USB
TXD
RTS
RXD
CTS
A5
A6
B5
B6
UART
PCM_OUT
PCM_CLK
PCM_IN
PCM_SYNC
A1
A2
A3
A4
PCM
T3
GND
GND
GND
GND
I2C_DATA
I2C_CLK
0
1
2
3 cm
Radio
Baseband
Audio
Link Manager
HCI