Contents
Contents
1 GR5526 Overview.............................................................................................................................................. 1
1.1 Features............................................................................................................................................................... 1
1.2 Block Diagram......................................................................................................................................................4
1.3 Applications......................................................................................................................................................... 6
2 Pinout................................................................................................................................................................. 7
2.1 BGA83.................................................................................................................................................................. 7
2.2 QFN68................................................................................................................................................................ 10
2.3 Pin Properties.................................................................................................................................................... 14
3 MCU Core..........................................................................................................................................................17
3.1 Functional Overview..........................................................................................................................................17
3.2 Interrupt.............................................................................................................................................................18
3.3 Memory Map.....................................................................................................................................................21
3.4 System Buses..................................................................................................................................................... 24
3.5 Debug Interfaces................................................................................................................................................25
3.6 Memory Subsystem...........................................................................................................................................25
3.6.1 SRAM.........................................................................................................................................................26
3.6.1.1 Introduction......................................................................................................................................26
3.6.2 eFuse......................................................................................................................................................... 27
3.6.2.1 Introduction......................................................................................................................................27
3.6.2.2 Main Features.................................................................................................................................. 27
3.6.2.3 eFuse Information............................................................................................................................ 28
3.6.2.4 Registers........................................................................................................................................... 30
3.6.2.4.1 EFUSE_TPGM........................................................................................................................... 30
3.6.2.4.2 EFUSE_PGENB..........................................................................................................................31
3.6.2.4.3 EFUSE_OPTION........................................................................................................................ 31
3.6.2.4.4 EFUSE_STAT..............................................................................................................................31
3.6.2.4.5 RF_REG_2.................................................................................................................................32
3.6.3 Flash (Non-Volatile Memory)....................................................................................................................32
3.6.3.1 Write and Erase................................................................................................................................32
3.6.3.2 Flash Operation Interfaces...............................................................................................................33
3.6.3.3 Electrical Specifications.................................................................................................................... 33
3.6.4 Cache.........................................................................................................................................................34
3.6.4.1 Registers........................................................................................................................................... 34
3.6.4.1.1 XF_CTRL................................................................................................................................... 34
3.6.4.1.2 XF_HIT_COUNT........................................................................................................................ 36
3.6.4.1.3 XF_MISS_COUNT......................................................................................................................36
3.6.4.1.4 XF_STAT.................................................................................................................................... 36
3.6.5 PSRAM.......................................................................................................................................................37
3.6.5.1 Specifications....................................................................................................................................37
GR5526 Copyright © 2023 Shenzhen Goodix Technology Co., Ltd. DS-GR5-00009-EN
Product Datasheet Rev.1.0 (2023-01-10) II