APPOTECH CW6632B - Table of Content

Table of content
CW6632B Bluetooth 3.0 Audio Player SOC Version 1.0.0
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4.2.2 RTCC Reset ........................................................................................................................ 27
4.2.3 Watchdog Reset ............................................................................................................... 27
4.2.4 Port Wakeup Reset ........................................................................................................... 28
4.3 Clock System ............................................................................................................................ 28
4.3.1 Clock Control .................................................................................................................... 28
4.3.2 Clock Gating ...................................................................................................................... 34
4.3.3 Phase Lock Loop (PLL) ....................................................................................................... 34
5 Low Power Management ................................................................................................................ 39
5.1 Power Saving Mode ................................................................................................................. 39
5.1.1 BSleep Mode ....................................................................................................................... 39
5.1.2 Hold Mode ........................................................................................................................ 39
5.1.3 Idle Mode .......................................................................................................................... 39
5.1.4 Power Down Mode ........................................................................................................... 40
5.2 Power Supply............................................................................................................................ 40
6 General Purpose Input/Output (GPIO) ............................................................................................ 44
6.1 Overview .................................................................................................................................. 44
6.2 Features .................................................................................................................................... 44
6.3 Function multiplexing ............................................................................................................... 44
6.4 Port interrupt and wakeup ....................................................................................................... 46
6.5 GPIO Special Function Registers .............................................................................................. 46
6.5.1 149Bwakeup registers .............................................................................................................. 60
6.6 Operation Guide ....................................................................................................................... 61
7 Timers .............................................................................................................................................. 62
7.1 Timer0 ...................................................................................................................................... 62
7.1.1 Timer0 Features ................................................................................................................ 62
7.1.2 Timer0 Special Function Registers .................................................................................... 62
7.2 Timer1 ...................................................................................................................................... 63
7.2.1 Timer1 Features ................................................................................................................ 63
7.2.2 Timer1 Special Function Registers .................................................................................... 64