APPOTECH CW6632B - Page 44

133 pages

Save Page as PDF

To Next Page

To Previous Page

38 4.3 Clock System

CW6632B Bluetooth 3.0 Audio Player SOC Version 1.0.0

3. PLL2 same as PLL1

Main Page

Default Chapter2
- Table of Contents2
Table of Content3
1 Product Overview7
- Outline7
- Features7
- Applications8
- System Architecture8
2 Pin Definitions9
- Cw6632B9
3 CPU Core Information12
- Architecture12
- Instruction Set12
- Memory Mapping15
- Interrupt Processing17
  - Interrupt Sources17
  - Interrupt Priority19
- Special Function Register Mapping (SFR)19
- Extend Special Function Registers Mapping (XSFR)20
- CPU and Memory Related SFR Description21
4 Reset Generation31
- Power-On Reset (POR)31
- System Reset31
- Clock System34
5 Low Power Management45
- Power Saving Mode45
- Power Supply46
6 General Purpose Input/Output (GPIO)50
- Overview50
- Features50
- Function Multiplexing50
- Port Interrupt and Wakeup52
- GPIO Special Function Registers52
  - 4 9 B W Akeup Registers66
- Operation Guide67
7 Timers68
- Timer068
  - Timer0 Features68
  - Timer0 Special Function Registers68
- Timer169
- Timer271
  - Timer2 Features72
  - Timer2 Special Function Registers72
- Timer374
  - Timer3 Features74
  - Timer3 Special Function Registers74
- Watchdog Timer (WDT)75
  - Watchdog Wake up75
  - Watchdog SFR76
8 Universal Asynchronous Receiver/Transmitter (UART)77
- Uart077
  - Overview77
  - UART0 Special Function Registers77
- Uart179
  - Overview79
  - UART1 Special Function Registers79
- Operation Guide83
- BT Control Register85
9 IR Receiver86
- IR Frame Format86
- IR Receiver Control Registers87
- IR Receiver Operation Guide89
10 Spi90
- Spi090
  - SPI0 Special Function Registers91
  - SPI0 Operation Guide92
- Spi193
11 External Memory Interface (EMI)97
- EMI Control Registers97
12 SD Card Host Controller (SDC)100
- Features100
- IO Mapping100
- SDC Special Function Registers100
- SDC Operation Guide103
  - 0 6 B C Ommand Operation103
  - 0 7 B D Ata Operation104
13 Audio Terminal (DAC)105
- Features105
- DAC Special Function Registers105
  - DAC Register Mapping105
  - Function of DAC Control Registers106
- Operation Guide110
  - BDAC Operation Guide110
14 Saradc111
- Features111
- ADC Pin Mapping111
- SARADC Special Function Registers111
15 Crc16 /Lfsr16/Lfsr32114
- Crc16114
  - Features114
  - CRC16 Special Function Registers114
- Lfsr16115
  - Features115
  - LFSR16 Special Function Register115
- Lfsr32116
16 Integrated Interchip Sound (IIS)117
- Features117
- IIS Special Function Register117
- Operation Guide124
17 Polyfuse Control126
- PF Special Function Register126
- PF User Guideline127
18 Characteristics128
- PMU Parameters128
- CORE PLL Parameters128
- General Purpose I/O Parameters128
- Audio ADDA Parameters129
- USB PHY Parameters129
- RF Analog Blocks129
19 Package Outline Dimensions131
- Ssop28131
Revision History133

APPOTECH CW6632B - Page 44

Table of Contents