PIC12F615-ESLASHMS datasheet(205/212 Pages) MICROCHIP

205 / 212 page

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DS41302D-page 205

PIC12F609/615/617/12HV609/615

INDEX

A/D

Specifications.................................................... 164, 165

Absolute Maximum Ratings .............................................. 143

AC Characteristics

Industrial and Extended ............................................ 156

Load Conditions ........................................................ 155

ADC

Acquisition Requirements ........................................... 86

Associated registers.................................................... 88

Block Diagram............................................................. 79

Calculating Acquisition Time....................................... 86

Channel Selection ....................................................... 80

Configuration............................................................... 80

Configuring Interrupt ................................................... 83

Conversion Clock........................................................ 80

Conversion Procedure ................................................ 83

Internal Sampling Switch (RSS) Impedance................ 86

Interrupts..................................................................... 81

Operation .................................................................... 82

Operation During Sleep .............................................. 82

Port Configuration ....................................................... 80

Reference Voltage (VREF)........................................... 80

Result Formatting........................................................ 82

Source Impedance...................................................... 86

Special Event Trigger.................................................. 82

Starting an A/D Conversion ........................................ 82

ADC (PIC12F615/617/HV615 Only) ................................... 79

ADCON0 Register............................................................... 84

ADRESH Register (ADFM = 0) ........................................... 85

ADRESH Register (ADFM = 1) ........................................... 85

ADRESL Register (ADFM = 0)............................................ 85

ADRESL Register (ADFM = 1)............................................ 85

Analog Input Connection Considerations............................ 68

Analog-to-Digital Converter. See ADC

ANSEL Register (PIC12F609/HV609) ................................ 45

ANSEL Register (PIC12F615/617/HV615) ......................... 45

APFCON Register............................................................... 24

Assembler

MPASM Assembler................................................... 140

Block Diagrams

(CCP) Capture Mode Operation ................................. 90

ADC ............................................................................ 79

ADC Transfer Function ............................................... 87

Analog Input Model ............................................... 68, 87

Auto-Shutdown ......................................................... 101

CCP PWM................................................................... 94

Clock Source............................................................... 37

Comparator ................................................................. 67

Compare ..................................................................... 92

Crystal Operation ........................................................ 39

External RC Mode....................................................... 40

GP0 and GP1 Pins...................................................... 47

GP2 Pins..................................................................... 48

GP3 Pin....................................................................... 49

GP4 Pin....................................................................... 50

GP5 Pin....................................................................... 51

In-Circuit Serial Programming Connections.............. 125

Interrupt Logic ........................................................... 119

MCLR Circuit............................................................. 111

On-Chip Reset Circuit ............................................... 110

PIC12F609/12HV609 ................................................... 7

PIC12F615/617/12HV615 ............................................ 8

PWM (Enhanced) ....................................................... 97

Resonator Operation .................................................. 39

Timer1 .................................................................. 57, 58

Timer2 ........................................................................ 65

TMR0/WDT Prescaler ................................................ 53

Watchdog Timer ....................................................... 122

Brown-out Reset (BOR).................................................... 112

Associated Registers................................................ 113

Specifications ........................................................... 160

Timing and Characteristics ....................................... 159

C Compilers

MPLAB C18 .............................................................. 140

MPLAB C30 .............................................................. 140

Calibration Bits.................................................................. 109

Capture Module. See Enhanced Capture/Compare/

PWM (ECCP)

Capture/Compare/PWM (CCP)

Associated registers w/ Capture ................................. 91

Associated registers w/ Compare ............................... 93

Associated registers w/ PWM................................... 105

Capture Mode ............................................................. 90

CCP1 Pin Configuration ............................................. 90

Compare Mode ........................................................... 92

CCP1 Pin Configuration ..................................... 92

Software Interrupt Mode ............................... 90, 92

Special Event Trigger ......................................... 92

Timer1 Mode Selection................................. 90, 92

Prescaler .................................................................... 90

PWM Mode ................................................................. 94

Duty Cycle .......................................................... 95

Effects of Reset .................................................. 96

Example PWM Frequencies and

Resolutions, 20 MHZ .................................. 95

Example PWM Frequencies and

Resolutions, 8 MHz .................................... 95

Operation in Sleep Mode.................................... 96

Setup for Operation ............................................ 96

System Clock Frequency Changes .................... 96

PWM Period ............................................................... 95

Setup for PWM Operation .......................................... 96

CCP1CON (Enhanced) Register ........................................ 89

Clock Sources

External Modes........................................................... 38

EC ...................................................................... 38

HS ...................................................................... 39

LP ....................................................................... 39

OST .................................................................... 38

RC ...................................................................... 40

XT ....................................................................... 39

Internal Modes............................................................ 40

INTOSC .............................................................. 40

INTOSCIO .......................................................... 40

CMCON0 Register.............................................................. 72

CMCON1 Register.............................................................. 73

Code Examples

A/D Conversion .......................................................... 83

Assigning Prescaler to Timer0.................................... 54

Assigning Prescaler to WDT....................................... 54

Changing Between Capture Prescalers ..................... 90

Indirect Addressing ..................................................... 25

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