Holtek HT46R22, Руководство пользователя

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Special Function Registers .......................................................................................... 25
Indirect Addressing Registers
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IAR, IAR0, IAR1 ................................................. 25
Memory Pointers
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MP, MP0, MP1 ....................................................................... 25
Bank Pointer
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BP ................................................................................................. 26
Accumulator
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ACC ............................................................................................... 26
Program Counter Low Register
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PCL ................................................................. 26
Look-up Table Registers
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TBLP, TBLH ................................................................ 27
Status Register
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STATUS .................................................................................... 27
Interrupt Control Registers
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INTC, INTC0, INTC1 ............................................... 28
Timer/Event Counter Registers ............................................................................. 28
Input/Output Ports and Control Registers ............................................................. 28
Pulse Width Modulator Registers
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PWM, PWM0, PWM1, PWM2, PWM3 .......... 29
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2
C Bus Registers
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HADR, HCR, HSR, HDR ....................................................... 29
A/D Converter Registers
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ADRL, ADRH, ADCR, ADSR ..................................... 29
Input/Output Ports ........................................................................................................ 29
Pull-high Resistors ................................................................................................ 30
Port A Wake-up ..................................................................................................... 30
I/O Port Control Registers ..................................................................................... 30
Pin-shared Functions ............................................................................................ 30
Programming Considerations ................................................................................ 34
Timer/Event Counters .................................................................................................. 34
Configuring the Timer/Event Counter Input Clock Source .................................... 35
Timer Registers
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TMR, TMRL/TMRH, TMR0L/TMR0H, TMR1L/TMR1H ............ 36
Timer Control Registers
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TMRC, TMR0C, TMR1C ............................................. 37
Configuring the Timer Mode .................................................................................. 39
Configuring the Event Counter Mode .................................................................... 39
Configuring the Pulse Width Measurement Mode ................................................. 40
Programmable Frequency Divider
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PFD ............................................................. 41
Prescaler ............................................................................................................... 42
I/O Interfacing ........................................................................................................ 42
Programming Considerations ................................................................................ 42
Pulse Width Modulator ................................................................................................. 42
6+2 PWM Mode .................................................................................................... 43
7+1 PWM Mode .................................................................................................... 44
PWM Output Control ............................................................................................. 45
Analog to Digital Converter .......................................................................................... 46
A/D Converter Data Registers
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ADRL/ADRH ...................................................... 46
A/D Converter Control Register
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ADCR .............................................................. 47
A/D Converter Clock Source Register
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ACSR ..................................................... 49
A/D Input Pins ....................................................................................................... 49
Summary of A/D Conversion Steps ...................................................................... 50
A/D Transfer Function ........................................................................................... 52
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2
C Bus Serial Interface ............................................................................................... 54
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2
C Bus Slave Address Register
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HADR ............................................................. 55
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2
C Bus Input/Output Data Register
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HDR ........................................................... 55
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2
C Bus Control Register
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HCR ........................................................................... 55
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2
C Bus Status Register
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HSR ............................................................................. 55
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A/D Type MCU