amlogic晶晨 A311D2 数据手册 V0.3版本

A311D2

Datasheet

Revision: 0.3

Release Date: 2021-04-08

0.3 (2021-04-08)

Amlogic Proprietary and Confidential

i

, and other Amlogic icons are trademarks of Amlogic companies. All other trademarks and

registered trademarks are property of their respective holders.

Disclaimer

Amlogic may make improvements and/or changes in this document or in the product described in this

document at any time.

This product is not intended for use in medical, life saving, or life sustaining applications.

Circuit diagrams and other information relating to products of Amlogic are included as a means of illus-

trating typical applications. Consequently, complete information sufficient for production design is not

necessarily given. Amlogic makes no representations or warranties with respect to the accuracy or

completeness of the contents presented in this document.

0.3 (2021-04-08)

Amlogic Proprietary and Confidential

This is the 0.3 release.

Compared to the previous version, the following content is changed.

This is the preliminary 0.2 release.

Compared to the previous version, the following topic is changed.

This is the preliminary 0.1 release.

0.3 (2021-04-08)

Amlogic Proprietary and Confidential

Revision History ................................................................................................................................. ii

1 About This Document....................................................................................................................1

2 General Description.......................................................................................................................2

3 Features Summary ........................................................................................................................3

4 Pinout Specification ......................................................................................................................8

4.1 Pinout Diagram......................................................................................................................8

5.2 Recommended Operating Conditions ..................................................................................57

5.3 Ripple Voltage Specifications ...............................................................................................58

5.4 Thermal Resistance.............................................................................................................59

5.5 DC Electrical Characteristics................................................................................................59

5.5.1 Normal GPIO Specifications.......................................................................................59

5.5.2 Open Drain GPIO Specifications (For DIO_OD) .........................................................60

5.5.3 DDR4/LPDDR4/LPDDR4X SDRAM Specifications.....................................................61

5.6 Timing Information ...............................................................................................................62

5.6.1 I2C Timing Specification ............................................................................................62

5.6.2 EMMC/SD Timing Specification .................................................................................64

5.6.9 UART Timing Specification ........................................................................................79

5.7 Recommended Oscillator Electrical Characteristics..............................................................79

5.8 Power On Config .................................................................................................................80

5.9 Power On Reset ..................................................................................................................80

5.10 Recommended Power On Sequence .................................................................................81

5.11 Power Consumption...........................................................................................................82

5.12 Storage and Baking Conditions ..........................................................................................83

6 Mechanical Dimensions ..............................................................................................................85

7 System .........................................................................................................................................86

0.3 (2021-04-08)

Amlogic Proprietary and Confidential

7.1 Memory Map........................................................................................................................86

7.3 System Booting .................................................................................................................124

7.3.1 Overview .................................................................................................................124

7.3.2 Power-on Flow Chart ...............................................................................................124

7.4 CPU ..................................................................................................................................125

7.4.1 Overview .................................................................................................................125

7.4.2 Register Description.................................................................................................126

7.5 GPU ..................................................................................................................................152

7.6 Clock .................................................................................................................................152

7.6.1 Overview .................................................................................................................152

7.6.2 24MHz Crystal Oscillator Layout ..............................................................................154

7.8 GPIO .................................................................................................................................221

7.8.1 Overview .................................................................................................................222

7.8.2 GPIO Multiplex Function ..........................................................................................222

7.8.3 Register Description.................................................................................................229

7.9 Interrupt Control.................................................................................................................261

7.9.1 Overview .................................................................................................................262

7.9.2 Interrupt Source .......................................................................................................262

7.9.3 Register Description.................................................................................................264

7.10 Timer ...............................................................................................................................268

7.10.1 Overview ...............................................................................................................268

7.11.3 RNG ......................................................................................................................274