HT45F4N datasheet(4/170 Pages) HOLTEK

4 / 170 page

Rev. 1.30

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Rev. 1.30

De�e��e� 1�� 01�

HT45F4N/HT45FH4N

Power Bank Flash MCU

HT45F4N/HT45FH4N

Power Bank Flash MCU

TM Inte��upts......................................................................................................................... �7

TM Exte�nal Pins................................................................................................................... �7

TM Input/Output Pin Cont�ol Registe�................................................................................... �7

P�og�a��ing Conside�ations................................................................................................ 7�

Standard Type TM – STM .............................................................................. 75

Standa�d TM Ope�ation......................................................................................................... 75

Standa�d Type TM Registe� Des��iption ............................................................................... 7�

Standa�d Type TM Ope�ating Modes .................................................................................... 80

Co�pa�e Output Mode.......................................................................................................... 80

Ti�e�/Counte� Mode ............................................................................................................. 83

PWM Output Mode................................................................................................................ 83

Single Pulse Output Mode .................................................................................................... 8�

Captu�e Input Mode .............................................................................................................. 88

Periodic Type TM – PTM................................................................................ 90

Pe�iodi� TM Ope�ation .......................................................................................................... 90

Pe�iodi� Type TM Registe� Des��iption................................................................................. 91

Pe�iodi� Type TM Ope�ating Modes...................................................................................... 95

Co�pa�e Mat�h Output Mode............................................................................................... 95

Ti�e�/Counte� Mode ............................................................................................................. 98

PWM Output Mode................................................................................................................ 98

Single Pulse Output Mode .................................................................................................. 100

Captu�e Input Mode ............................................................................................................ 10�

Analog to Digital Converter ........................................................................ 104

A/D Ove�view ...................................................................................................................... 10�

A/D Conve�te� Registe� Des��iption.................................................................................... 105

A/D Conve�te� Data Registe�s – ADRL� ADRH ................................................................... 105

A/D Conve�te� Cont�ol Registe�s – ADCR0� ADCR1� ACERL� ACERH .............................. 105

A/D Ope�ation ......................................................................................................................110

A/D Input Pins ......................................................................................................................111

Su��a�y of A/D Conve�sion Steps......................................................................................11�

P�og�a��ing Conside�ations...............................................................................................113

A/D T�ansfe� Fun�tion ..........................................................................................................113

A/D P�og�a��ing Exa�ples................................................................................................11�

Complementary PWM Output .....................................................................116

Over Current Protection ..............................................................................118

OCP Fun�iton.......................................................................................................................118

OCP Ci��uit Ope�ation .........................................................................................................118

Input Voltage Range.............................................................................................................119

OCP Registe� .......................................................................................................................119

Offset Cali��ation ................................................................................................................ 1�7

Over Voltage Protection and Under Voltage Protection........................... 127

OUVP Registe�.................................................................................................................... 1�8

USB Charge/Discharge Auto Detection..................................................... 131

USB0................................................................................................................................... 131

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