Data Sheet

FSC-BT806BDatasheet
Shenzhen Feasycom Technology Co.,Ltdwww.feasycom.com
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Contents
1. INTRODUCTION ............................................................................................................................................................... 4
2. GENERAL SPECIFICATION ................................................................................................................................................. 7
3. HARDWARE SPECIFICATION ............................................................................................................................................. 9
3.2 PIN DEFINITION DESCRIPTIONS ................................................................................................................................................. 9
4. PHYSICAL INTERFACE ..................................................................................................................................................... 12
4.1 POWER MANAGEMENT .......................................................................................................................................................... 12
4.1.1 Power Supply ............................................................................................................................................................ 12
4.1.2Battery Charger ............................................................................................................................................................ 12
4.1.2.1Battery Charger Hardware Operating Modes ........................................................................................................... 12
4.1.2.2 Battery Charger Trimming and Calibration ........................................................................................................... 14
4.1.2.3 VM Battery Charger Control.................................................................................................................................. 14
4.1.2.4 Battery Charger Firmware and PS Keys ................................................................................................................. 14
4.2 RESET ................................................................................................................................................................................. 14
4.2.1Digital Pin States on Reset ........................................................................................................................................... 15
4.2.2Status After Reset ......................................................................................................................................................... 15
4.2.3Automatic Reset Protection ......................................................................................................................................... 15
4.3 GENERAL PURPOSE ANALOG IO ............................................................................................................................................... 16
4.4 GENERAL PURPOSE DIGITAL IO ................................................................................................................................................ 16
4.5 RF INTERFACE ...................................................................................................................................................................... 16
4.6 SERIAL INTERFACES ................................................................................................................................................................ 16
4.6.1 UART Interface ......................................................................................................................................................... 16
4.6.2 I
2
C Interface .............................................................................................................................................................. 18
4.6.3USB Interface ................................................................................................................................................................ 18
4.7LED DRIVERS .......................................................................................................................................................................... 19
4.8AUDIO INTERFACES ................................................................................................................................................................... 20
4.8.1 Audio Input and Output ........................................................................................................................................... 21
4.8.2 Audio Codec Interface .............................................................................................................................................. 21
4.8.3 Output Stage ............................................................................................................................................................ 29
4.8.4 PCM Controller ......................................................................................................................................................... 29
4.8.5 I
2
S Controller ............................................................................................................................................................ 34
4.9PROGRAMMING AND DEBUG INTERFACE ....................................................................................................................................... 36
5. ELECTRICAL CHARACTERISTICS ...................................................................................................................................... 37
5.1 ABSOLUTE MAXIMUM RATINGS ............................................................................................................................................... 37
5.2 RECOMMENDED OPERATING CONDITIONS ................................................................................................................................. 37
5.3 INPUT/OUTPUT TERMINAL CHARACTERISTICS .............................................................................................................................. 38
5.3.1 Digital ....................................................................................................................................................................... 38
5.3.2Battery Charger ............................................................................................................................................................ 38
5.3.3USB ............................................................................................................................................................................... 39
5.3.4LED Driver Pads ............................................................................................................................................................ 39
5.4 STEREO CODEC ..................................................................................................................................................................... 40