BK3231 datasheet(7/12 Pages) ETC2

Part #	BK3231

Description	Bluetooth HID SoC

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Manufacturer	ETC2 [List of Unclassifed Manufacturers]

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7 / 12 page

BK3231

v0.1

Proprietary and Confidential

Page 7 of 12

3 Block Diagram

ARM968E-S

Data Memory

(32 KB)

Program Memory

(256 KB FLASH)

Timer

SPI

I2C

UART

ADC

WDT

PWM

GPIO

40 I/O Crossbar/Configuration

Bluetooth Transceiver

16 MHz

32 kHz Crystal

Interrupt

Clock Unit

DPLL

(48 MHz)

Power

Managerment

32 kHz

ROSC

Figure 1BK3231 Block Diagram

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