HT45F4MA datasheet(4/145 Pages) HOLTEK

4 / 145 page

Rev. 1.20

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De�e��e� 1�� 201�

Rev. 1.20

De�e��e� 1�� 201�

HT45F4MA/HT45FH4MA/HT45FH4MA-1

Power Bank Flash MCU

HT45F4MA/HT45FH4MA/HT45FH4MA-1

Power Bank Flash MCU

Timer Modules – TM ...................................................................................... 57

Int�odu�tion ........................................................................................................................... 57

TM Ope�ation ........................................................................................................................ 58

TM Clo�k Sou��e................................................................................................................... 58

TM Inte��upts......................................................................................................................... 58

TM Exte�nal Pins................................................................................................................... 59

TM Input/Output Pin Cont�ol Registe�................................................................................... �0

P�og�a��ing Conside�ations................................................................................................ �2

Standard Type TM – STM .............................................................................. 63

Standa�d TM Ope�ation......................................................................................................... �3

Standa�d Type TM Registe� Des��iption ............................................................................... �3

Standa�d Type TM Ope�ating Modes .................................................................................... �8

Periodic Type TM – PTM................................................................................ 78

Pe�iodi� TM Ope�ation .......................................................................................................... 78

Pe�iodi� Type TM Registe� Des��iption................................................................................. 79

Pe�iodi� Type TM Ope�ation Modes...................................................................................... 8�

Analog to Digital Converter .......................................................................... 93

A/D Ove�view ........................................................................................................................ 93

A/D Conve�te� Registe� Des��iption...................................................................................... 93

A/D Conve�te� Data Registe�s – ADRL� ADRH ..................................................................... 9�

A/D Conve�te� Cont�ol Registe�s – ADCR0� ADCR1� ACERL............................................... 9�

A/D Ope�ation ....................................................................................................................... 98

A/D Input Pins ....................................................................................................................... 99

Su��a�y of A/D Conve�sion Steps..................................................................................... 100

P�og�a��ing Conside�ations.............................................................................................. 101

A/D T�ansfe� Fun�tion ......................................................................................................... 101

A/D P�og�a��ing Exa�ple................................................................................................. 102

Complementary PWM Output..................................................................... 104

Over Current and Voltage Protection ........................................................ 105

OCP/OVP Registe� ............................................................................................................. 10�

OCP Operational Amplifier Offset Cancellation Function.....................................................111

OCP Co�pa�ato� Offset Can�ellation Fun�tion ...................................................................112

OVP Co�pa�ato� Offset Can�ellation Fun�tion....................................................................112

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