Datasheet

 2011 Microchip Technology Inc. Preliminary DS41576B-page 203
PIC12F752/HV752
INDEX
A
A/D
Specifications.................................................... 188, 189
Absolute Maximum Ratings .............................................. 167
AC Characteristics
Industrial and Extended ............................................ 180
Load Conditions ........................................................ 179
ADC .................................................................................. 101
Acquisition Requirements ......................................... 109
Associated registers.................................................. 111
Block Diagram........................................................... 101
Calculating Acquisition Time..................................... 109
Channel Selection..................................................... 102
Configuration............................................................. 102
Configuring Interrupt ................................................. 105
Conversion Clock...................................................... 102
Conversion Procedure .............................................. 105
Internal Sampling Switch (R
SS) Impedance.............. 109
Interrupts................................................................... 103
Operation .................................................................. 104
Operation During Sleep ............................................ 104
Port Configuration..................................................... 102
Reference Voltage (V
REF)......................................... 102
Result Formatting...................................................... 104
Source Impedance.................................................... 109
Special Event Trigger................................................ 104
Starting an A/D Conversion ...................................... 104
ADCON0 Register............................................................. 106
ADCON1 Register............................................................. 107
ADRESH Register (ADFM = 0) ......................................... 108
ADRESH Register (ADFM = 1) ......................................... 108
ADRESL Register (ADFM = 0).......................................... 108
ADRESL Register (ADFM = 1).......................................... 108
Alternate Pin Function......................................................... 46
Analog-to-Digital Converter. See ADC
ANSELA Register ............................................................... 50
APFCON Register............................................................... 46
Assembler
MPASM Assembler................................................... 164
B
Block Diagrams
(CCP) Capture Mode Operation ................................. 77
ADC .......................................................................... 101
ADC Transfer Function ............................................. 110
Analog Input Model ........................................... 110, 126
CCP PWM................................................................... 81
Clock Source............................................................... 39
Compare ..................................................................... 79
Digital-to-Analog Converter (DAC)............................ 115
Generic I/O Port .......................................................... 45
HLTMR1...................................................................... 73
In-Circuit Serial Programming Connections.............. 160
Interrupt Logic ........................................................... 153
MCLR
Circuit............................................................. 145
On-Chip Reset Circuit............................................... 143
PIC12F752/HV752........................................................ 9
Timer1....................................................... 59, 64, 65, 66
Timer2......................................................................... 71
TMR0/WDT Prescaler................................................. 55
Voltage Reference .................................................... 113
Voltage Reference Output Buffer Example............... 117
Watchdog Timer........................................................ 156
Brown-out Reset (BOR).................................................... 146
Associated Registers ................................................ 146
Specifications ........................................................... 184
Timing and Characteristics ....................................... 183
C
C Compilers
MPLAB C18.............................................................. 164
Calibration Bits.................................................................. 143
Capture Module. See Capture/Compare/PWM (CCP)
Capture/Compare/PWM ..................................................... 77
Capture/Compare/PWM (CCP) .......................................... 77
Associated Registers w/ Capture ............................... 78
Associated Registers w/ Compare ............................. 80
Capture Mode............................................................. 77
CCP1 Pin Configuration ............................................. 77
Compare Mode........................................................... 79
CCP1 Pin Configuration ..................................... 79
Software Interrupt Mode............................... 77, 79
Special Event Trigger ......................................... 79
Timer1 Mode Resource ................................ 77, 79
Prescaler .................................................................... 77
PWM Mode
Duty Cycle .......................................................... 82
PWM Operation .......................................................... 81
PWM Overview........................................................... 81
PWM Period ............................................................... 82
PWM Setup ................................................................ 82
Specifications ........................................................... 186
CCP. See Capture/Compare/PWM
CCP1CON (CCP1) Register............................................... 83
Clock Sources
External Modes
EC ...................................................................... 40
Internal Modes............................................................ 40
CMOUT Register .............................................................. 128
CMxCON0 Register.......................................................... 127
CMxCON1 Register.......................................................... 128
Code Examples
A/D Conversion ........................................................ 105
Assigning Prescaler to Timer0.................................... 56
Assigning Prescaler to WDT....................................... 56
Changing Between Capture Prescalers ..................... 77
Indirect Addressing..................................................... 26
Initializing PORTA ...................................................... 45
Saving Status and W Registers in RAM ................... 155
Writing to Flash Program Memory.............................. 36
Code Protection ................................................................ 159
COGxASD Register............................................................ 97
COGxBLK Register............................................................. 98
COGxCON0 Register ......................................................... 95
COGxCON1 Register ......................................................... 96
COGxDB Register .............................................................. 98
COGxPH Register .............................................................. 98
Comparator....................................................................... 121
Associated Registers ................................................ 129
Operation.................................................................. 121
Comparator Module .......................................................... 121
Cx Output State Versus Input Conditions................. 123
Comparators
C2OUT as T1 Gate..................................................... 61
Specifications ........................................................... 186
Compare Module. See Capture/Compare/PWM (CCP)
CONFIG1 Register ........................................................... 142