Owners manual

H3
H3 Datasheet(Revision1.2) Copyright© 2015 Allwinner Technology Co.,Ltd.All Rights Reserved. Page 40
7.2.7.16. TCON1 Fill Begin Register (Default Value: 0x00000000) ......................................................... 438
7.2.7.17. TCON1 Fill End Register (Default Value: 0x00000000) ............................................................ 438
7.2.7.18. TCON1 Fill Data Register (Default Value: 0x00000000) .......................................................... 439
Chapter 8 Interfaces ................................................................................................................................................... 440
8.1. TWI ............................................................................................................................................................ 441
8.1.1. Overview ........................................................................................................................................... 441
8.1.2. Timing Diagram ................................................................................................................................. 441
8.1.3. TWI Controller Special Requirement ................................................................................................. 442
8.1.3.1. TWI Pin List ................................................................................................................................ 442
8.1.3.2. TWI Controller Operation ......................................................................................................... 442
8.1.4. TWI Controller Register List ............................................................................................................... 442
8.1.5. TWI Controller Register Description .................................................................................................. 443
8.1.5.1. TWI Slave Address Register(Default Value: 0x00000000) ......................................................... 443
8.1.5.2. TWI Extend Address Register(Default Value: 0x00000000) ...................................................... 444
8.1.5.3. TWI Data Register(Default Value: 0x00000000) ....................................................................... 444
8.1.5.4. TWI Control Register(Default Value: 0x00000000) ................................................................... 444
8.1.5.5. TWI Status Register(Default Value: 0x000000F8) ..................................................................... 446
8.1.5.6. TWI Clock Register(Default Value: 0x00000000) ...................................................................... 447
8.1.5.7. TWI Soft Reset Register(Default Value: 0x00000000) ............................................................... 447
8.1.5.8. TWI Enhance Feature Register(Default Value: 0x00000000) .................................................... 447
8.1.5.9. TWI Line Control Register(Default Value: 0x0000_003A) ......................................................... 448
8.1.5.10. TWI DVFS Register(Default Value: 0x00000000) ..................................................................... 448
8.2. SPI .............................................................................................................................................................. 450
8.2.1. Overview ........................................................................................................................................... 450
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