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BCM20705 Datasheet(PDF) 12 Page - Cypress Semiconductor

Part # BCM20705
Description  Single-Chip Bluetooth Transceiver and Baseband Processor
PDF  67 Pages
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Manufacturer  CYPRESS [Cypress Semiconductor]
Direct Link  http://www.cypress.com
Logo CYPRESS - Cypress Semiconductor

BCM20705 Datasheet(HTML) 12 Page - Cypress Semiconductor

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Broadcom®
Bluetooth Transceiver and Baseband Processor
November 13, 2014 • MCS20705-DS104-R
Page 11
Block Diagram
BROADCOM CONFIDENTIAL
BCM20705 Data Sheet
Block Diagram
Figure 2 shows the interconnect of the major BCM20705 physical blocks and associated external interfaces.
Figure 2: Functional Block Diagram
ARM7TDMI-S
DMA
Scan JTAG
Address Decoder
Bus Arb
Trap & Patch
AHB2APB
WD Timer
Remap &
Pause
32-bit APB
32-bit AHB
AHB2MEM
AHB2EBI
External
Bus I/F
ROM
AHB2MEM
RAM
PMU Control
UART
Debug UART
PTU
I/O
Port Control
PMU
LPO
POR
Buffer
APU
BT Clk/
Hopper
Blue RF I/F
Rx/Tx
Buffer
Digital
Modulator
Calibration &
Control
Digital Demod
Bit Sync
Bluetooth Radio
RF
Flash I/F
JTAG
Digital I/O
SPI Transport
I2C_Master
Interrupt
Controller
PCM
USB
GPIO+Aux
SW
Timers
JTAG Master
LCU
FIFO 1
FIFO 2
OTP
(128 bytes)
SPI
Master
SECI
COEX
Low Power
Scan
Blue RF Registers



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