HT32F52230 datasheet(16/39 Pages) HOLTEK

16 / 39 page

Rev. 1.21

16 of 39

April 11, 2017

32-Bit ARM® Cortex™-M0+ MCU

HT32F52220/HT32F52230

Memory Map

Reserved

GPIO A ～ B

Reserved

BFTM

GPTM

PWRCU

Reserved

0x4002_2000

Reserved

Up to

32 KB on-chip Flash

0x0000_0000

Reserved

0x000_8000

Boot loader

0x1F00_0000

Reserved

0x1F00_0800

Option byte alias

0x1FF0_0000

Up to

32 KB

2 KB

1 KB

Reserved

0x1FF0_0400

Code

SRAM

Peripheral

4 KB on-chip SRAM

0x2000_0000

Reserved

0x2000_1000

4 KB

APB peripherals

0x4000_0000

AHB peripherals

0x4008_0000

0x4010_0000

Private peripheral bus

0xE000_0000

Reserved

0xE010_0000

0xFFFF_FFFF

512 KB

USART

0x4000_0000

UART

0x4000_1000

SPI

0x4000_4000

0x4000_5000

I2C

ADC

Reserved

0x4001_0000

EXTI

0x4002_3000

AFIO

0x4002_4000

WDT

0x4003_5000

0x4004_8000

0x4006_9000

0x4006_B000

0x4006_A000

0x4004_9000

0x4006_E000

0x4003_4000

APB

FMC

0x4008_0000

Reserved

0x4008_2000

CKCU/RSTCU

0x4008_8000

0x400F_FFFF

AHB

0x4000_2000

0x4002_5000

0x4008_A000

0x400B_0000

0x400B_4000

0x4001_1000

0x4006_8000

0x4006_F000

0x4007_6000

0x4007_7000

SCTM0

SCTM1

0x4007_4000

Reserved

0x4007_5000

Figure 2 Memory Map

HT32F52230 Datasheet(PDF) 16 Page - Holtek Semiconductor Inc

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