Specifications

VI Table of content
CW6631B Bluetooth Audio Player Microcontroller Version 1.0.0
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15.2 LFSR16 .................................................................................................................................... 122
15.2.1 Features .......................................................................................................................... 122
15.2.2 LFSR16 Special Function Register ................................................................................... 122
15.3 LFSR32 .................................................................................................................................... 123
15.3.1 Features .......................................................................................................................... 123
15.3.2 LFSR32 Special Function Registers .................................................................................. 123
16 Integrated Interchip Sound (IIS) .................................................................................................... 124
16.1 Features .................................................................................................................................. 124
16.2 IIS Special Function Register .................................................................................................. 124
16.3 Operation Guide ..................................................................................................................... 131
16.3.1 CPU RD/WR ..................................................................................................................... 131
16.3.2 loop ................................................................................................................................. 131
16.3.3 DMA mode ...................................................................................................................... 132
17 PolyFuse control ............................................................................................................................ 133
17.1 PF Special Function Register .................................................................................................. 133
17.2 PF user guideline .................................................................................................................... 134
18 Characteristics ............................................................................................................................... 135
18.1 PMU Parameters .................................................................................................................... 135
18.2 CORE PLL Parameters ............................................................................................................. 135
18.3 General purpose I/O Parameters ........................................................................................... 135
18.4 Audio ADDA Parameters ........................................................................................................ 136
18.5 RF Analog Blocks .................................................................................................................... 136
19 Package Outline Dimensions ......................................................................................................... 138
19.1 SSOP28 ................................................................................................................................... 138
Revision History .......................................................................................................................................... i