Owners manual

H3
H3 Datasheet(Revision1.2) Copyright© 2015 Allwinner Technology Co.,Ltd.All Rights Reserved. Page 15
4.9.4.5. HS Timer Interval Value Hi Register .......................................................................................... 185
4.9.4.6. HS Timer Current Value Lo Register .......................................................................................... 186
4.9.4.7. HS Timer Current Value Hi Register .......................................................................................... 186
4.9.5. Programming Guidelines ................................................................................................................... 186
4.10. PWM.......................................................................................................................................................... 187
4.10.1. Overview ........................................................................................................................................... 187
4.10.2. PWM Block Diagram .......................................................................................................................... 187
4.10.3. PWM Register List ............................................................................................................................. 187
4.10.4. PWM Register Description ................................................................................................................ 188
4.10.4.1. PWM Control Register(Default Value: 0x00000000) ............................................................... 188
4.10.4.2. PWM Channel 0 Period Register(Default Value: 0x00000000) ............................................... 189
4.11. DMA .......................................................................................................................................................... 190
4.11.1. Overview ........................................................................................................................................... 190
4.11.2. Functionalities Description ................................................................................................................ 190
4.11.2.1. Block Diagram ......................................................................................................................... 190
4.11.2.2. DRQ Type and Corresponding Relation ................................................................................... 191
4.11.2.3. DMA Descriptor ....................................................................................................................... 191
4.11.3. DMA Register List .............................................................................................................................. 192
4.11.4. DMA Register Description ................................................................................................................. 193
4.11.4.1. DMA IRQ Enable Register0 (Default Value: 0x00000000) ....................................................... 193
4.11.4.2. DMA IRQ Enable Register1 (Default Value: 0x00000000) ....................................................... 195
4.11.4.3. DMA IRQ Pending Status Register0 (Default Value: 0x00000000) .......................................... 196
4.11.4.4. DMA IRQ Pending Status Register1 (Default Value: 0x00000000) .......................................... 198
4.11.4.5. DMA Security Register (Default Value: 0x00000000) .............................................................. 199
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