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HT32F1252

Holtek 32-bit Microcontroller with ARM®Cortex™-M3 Core

Holtek Semiconductor 

32-bit ARM Cortex™-M3 MCU

HT32F1251/51B/52/53

List of Figures

Figure 1. HT32F125x Block Diagram..................................................................................................... 15

Figure 2. HT32F125x Memory Map........................................................................................................ 16

Figure 3. HT32F125x Clock Structure Diagram...................................................................................... 17

Figure 4. HT32F1251B 48LQFP Pin Assignment................................................................................... 18

Figure 5. HT32F1251/52/53 48LQFP Pin Assignment........................................................................... 19

Figure 6. ADC Sampling Network Model................................................................................................ 28

Figure 7. I2C Timing Diagram.................................................................................................................. 30

Figure 8. SPI Timing Diagram – SPI Master Mode................................................................................. 31

Figure 9. SPI Timing Diagram – SPI Slave Mode and CPHA=1............................................................. 32

Rev. 1.10

5 of 35

April 13, 2012

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