PIC12F629/675
Operation.................................................................... 36
Operation During SLEEP............................................ 39
Output......................................................................... 38
Reference................................................................... 39
Response Time .......................................................... 39
Comparator Specifications................................................ 100
Comparator Voltage Reference Specifications................. 100
Configuration Bits ............................................................... 52
Configuring the Voltage Reference..................................... 39
Crystal Operation................................................................ 53
INDEX
A
A/D...................................................................................... 41
Acquisition Requirements ........................................... 45
Block Diagram............................................................. 41
Calculating Acquisition Time....................................... 45
Configuration and Operation....................................... 41
Effects of a RESET..................................................... 46
Internal Sampling Switch (Rss) Impedance................ 45
Operation During SLEEP............................................ 46
PIC12F675 Converter Characteristics ...................... 101
Source Impedance...................................................... 45
Summary of Registers ................................................ 46
Absolute Maximum Ratings ................................................ 83
AC Characteristics
D
Data EEPROM Memory
Associated Registers/Bits........................................... 50
Code Protection.......................................................... 50
EEADR Register......................................................... 47
EECON1 Register ...................................................... 47
EECON2 Register ...................................................... 47
EEDATA Register....................................................... 47
Data Memory Organization................................................... 7
DC Characteristics
Industrial and Extended .............................................. 94
Additional Pin Functions ..................................................... 19
Interrupt-on-Change.................................................... 21
Weak Pull-up............................................................... 19
Analog Input Connection Considerations............................ 38
Analog-to-Digital Converter. See A/D
Extended and Industrial.............................................. 91
Industrial..................................................................... 86
Demonstration Boards
Assembler
MPASM Assembler..................................................... 77
PICDEM 1................................................................... 80
PICDEM 17................................................................. 80
PICDEM 18R PIC18C601/801 ................................... 81
PICDEM 2 Plus........................................................... 80
PICDEM 3 PIC16C92X............................................... 80
PICDEM LIN PIC16C43X........................................... 81
PICDEM USB PIC16C7X5 ......................................... 81
PICDEM.net Internet/Ethernet.................................... 80
Development Support......................................................... 77
Device Differences............................................................ 121
Device Migrations ............................................................. 122
Device Overview................................................................... 5
B
Block Diagram
TMR0/WDT Prescaler................................................. 27
Block Diagrams
Analog Input Mode...................................................... 38
Analog Input Model..................................................... 45
Comparator Output ..................................................... 38
Comparator Voltage Reference .................................. 39
GP0 and GP1 Pins...................................................... 22
GP2............................................................................. 23
GP3............................................................................. 23
GP4............................................................................. 24
GP5............................................................................. 24
On-Chip Reset Circuit................................................. 55
RC Oscillator Mode..................................................... 54
Timer1......................................................................... 30
Watchdog Timer.......................................................... 65
Brown-out
E
EEPROM Data Memory
Reading ...................................................................... 49
Spurious Write............................................................ 49
Write Verify................................................................. 49
Writing ........................................................................ 49
Electrical Specifications...................................................... 83
Errata.................................................................................... 3
Evaluation and Programming Tools.................................... 81
Associated Registers .................................................. 58
Brown-out Detect (BOD)..................................................... 57
Brown-out Detect Timing and Characteristics..................... 97
F
Firmware Instructions ......................................................... 69
C
C Compilers
MPLAB C17 ................................................................ 78
MPLAB C18 ................................................................ 78
MPLAB C30 ................................................................ 78
Calibrated Internal RC Frequencies.................................... 95
CLKOUT ............................................................................. 54
Code Examples
G
General Purpose Register File ............................................. 7
GPIO
Associated Registers.................................................. 25
GPIO Port ........................................................................... 19
GPIO, TRISIO Registers..................................................... 19
Changing Prescaler .................................................... 29
Data EEPROM Read .................................................. 49
Data EEPROM Write .................................................. 49
Initializing GPIO .......................................................... 19
Saving STATUS and W Registers in RAM ................. 64
Write Verify ................................................................. 49
Code Protection .................................................................. 67
Comparator......................................................................... 35
Associated Registers .................................................. 40
Configuration............................................................... 37
Effects of a RESET..................................................... 39
I/O Operating Modes................................................... 37
Interrupts..................................................................... 40
I
ID Locations........................................................................ 67
In-Circuit Debugger............................................................. 67
In-Circuit Serial Programming............................................. 67
Indirect Addressing, INDF and FSR Registers ................... 18
Instruction Format............................................................... 69
Instruction Set..................................................................... 69
ADDLW....................................................................... 71
ADDWF ...................................................................... 71
ANDLW....................................................................... 71
ANDWF ...................................................................... 71
BCF ............................................................................ 71
2003 Microchip Technology Inc.
DS41190C-page 123
MICROCHIP [ MICROCHIP ]
