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HT66FM5230 Datasheet(PDF) 5 Page - Holtek Semiconductor Inc

Part # HT66FM5230
Description  Brushless DC Motor Flash Type 8-Bit MCU
Download  176 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT66FM5230 Datasheet(HTML) 5 Page - Holtek Semiconductor Inc

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HT66FM5230
Brushless DC Motor Flash Type 8-Bit MCU
Programming Considerations.............................................................................................. 105
A/D Transfer Function ......................................................................................................... 105
A/D Programming Examples............................................................................................... 106
Over-current Detection................................................................................ 108
Over-current Functional Description ................................................................................... 108
Over-current Register Description....................................................................................... 108
BLDC Motor Control Circuit.........................................................................110
Functional Description..........................................................................................................110
PW� Counter Control Circuit ..............................................................................................111
�ask Function......................................................................................................................115
Other Functions................................................................................................................... 1�0
Hall Sensor Decoder........................................................................................................... 1��
�otor Protection Function................................................................................................... 1�0
I2C Interface ................................................................................................. 135
IC Interface Operation ....................................................................................................... 1�5
IC Registers ....................................................................................................................... 1�6
IC Bus Communication ..................................................................................................... 1�9
IC Bus Start Signal ............................................................................................................ 140
Slave Address .................................................................................................................... 140
IC Bus Read/Write Signal ................................................................................................. 140
IC Bus Slave Address Acknowledge Signal ...................................................................... 141
IC Bus Data and Acknowledge Signal .............................................................................. 141
IC Time-out Control............................................................................................................ 14�
Interrupts...................................................................................................... 143
Interrupt Registers............................................................................................................... 14�
Interrupt Operation.............................................................................................................. 149
External Interrupt 0.............................................................................................................. 151
External Interrupt 1.............................................................................................................. 151
Comparator Interrupt........................................................................................................... 151
Time Base Interrupt............................................................................................................. 151
�ulti-function Interrupt ........................................................................................................ 15�
A/D Converter Interrupt....................................................................................................... 15�
PW� �odule Interrupts ...................................................................................................... 15�
CAPT� �odule Interrupt .................................................................................................... 15�
T� Interrupt......................................................................................................................... 15�
EEPRO� Interrupt .............................................................................................................. 154
LVD Interrupt ....................................................................................................................... 154
IC Interrupt......................................................................................................................... 154
Interrupt Wake-up Function................................................................................................. 154
Programming Considerations.............................................................................................. 155
Low Voltage Detector – LVD ....................................................................... 156
LVD Register ....................................................................................................................... 156
LVD Operation..................................................................................................................... 157


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