PIC16F946 Datasheet, PDF (266/274 Pages) Microchip Technology – 64-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt Technology

PIC16F946
Paging, Program Memory ................................................... 25
PCL and PCLATH ............................................................... 25
Computed GOTO ........................................................ 25
Stack ........................................................................... 25
PCON Register ................................................................. 196
PICkit 1 Flash Starter Kit................................................... 227
PICSTART Plus Development Programmer ..................... 226
PIE1 Register ...................................................................... 20
PIE2 Register ...................................................................... 21
Pin Diagram
PIC16F946, 64-Pin ....................................................... 2
Pinout Description ................................................................. 7
PIR1 Register...................................................................... 22
PIR2 Register...................................................................... 23
PORTA
Associated Registers .................................................. 36
Pin Descriptions and Diagrams................................... 29
RA0 ............................................................................. 29
RA1 ............................................................................. 30
RA2 ............................................................................. 31
RA3 ............................................................................. 32
RA4 ............................................................................. 33
RA5 ............................................................................. 34
RA6 ............................................................................. 35
RA7 ............................................................................. 36
Registers ..................................................................... 27
Specifications ............................................................ 241
PORTA Register ................................................................. 28
PORTB
Additional Pin Functions ............................................. 37
Weak Pull-up....................................................... 37
Associated Registers .................................................. 46
Interrupt-on-change .................................................... 37
Pin Descriptions and Diagrams................................... 40
RB0 ............................................................................. 40
RB1 ............................................................................. 40
RB2 ............................................................................. 40
RB3 ............................................................................. 40
RB4 ............................................................................. 42
RB5 ............................................................................. 43
RB6 ............................................................................. 44
RB7 ............................................................................. 45
Registers ..................................................................... 37
PORTB Register ................................................................. 38
PORTC
Associated Registers .................................................. 55
Pin Descriptions and Diagrams................................... 48
RC0 ............................................................................. 48
RC1 ............................................................................. 48
RC2 ............................................................................. 48
RC3 ............................................................................. 50
RC4 ............................................................................. 51
RC5 ............................................................................. 52
RC6 ............................................................................. 53
RC6/TX/CK/SCK/SCL/SEG9 Pin .............................. 134
RC7 ............................................................................. 54
RC7/RX/DT Pin ......................................................... 135
RC7/RX/DT/SDI/SDA/SEG8 Pin ............................... 134
Registers ..................................................................... 47
Specifications ............................................................ 241
TRISC Register ......................................................... 133
PORTC Register ................................................................. 47
PORTD
Associated Registers .................................................. 60
Pin Descriptions and Diagrams................................... 57
RD0 ............................................................................ 57
RD1 ............................................................................ 57
RD2 ............................................................................ 57
RD3 ............................................................................ 57
RD4 ............................................................................ 57
RD5 ............................................................................ 57
RD6 ............................................................................ 57
RD7 ............................................................................ 57
Registers .................................................................... 56
PORTD Register................................................................. 56
PORTE
Associated Registers .................................................. 64
Pin Descriptions and Diagrams .................................. 62
RE0............................................................................. 62
RE1............................................................................. 62
RE2............................................................................. 62
RE3............................................................................. 62
RE4............................................................................. 62
RE5............................................................................. 62
RE6............................................................................. 62
RE7............................................................................. 62
Registers .................................................................... 61
PORTE Register ................................................................. 61
PORTF
Associated Registers .................................................. 67
Pin Descriptions and Diagrams .................................. 66
Registers .................................................................... 65
RF0 ............................................................................. 66
RF1 ............................................................................. 66
RF2 ............................................................................. 66
RF3 ............................................................................. 66
RF4 ............................................................................. 66
RF5 ............................................................................. 66
RF6 ............................................................................. 66
RF7 ............................................................................. 66
PORTF Register ................................................................. 65
PORTG
Associated Registers .................................................. 70
Pin Descriptions and Diagrams .................................. 69
Registers .................................................................... 68
RG0 ............................................................................ 69
RG1 ............................................................................ 69
RG2 ............................................................................ 69
RG3 ............................................................................ 69
RG4 ............................................................................ 69
RG5 ............................................................................ 69
PORTG Register................................................................. 68
Power-Down Mode (Sleep)............................................... 208
Power-on Reset ................................................................ 194
Power-up Timer (PWRT) .................................................. 194
Specifications ........................................................... 243
Precision Internal Oscillator Parameters .......................... 240
Prescaler
Shared WDT/Timer0................................................... 85
Switching Prescaler Assignment ................................ 85
PRO MATE II Universal Device Programmer ................... 225
Product Identification System ........................................... 271
Program Memory ................................................................ 11
Map and Stack (PIC16F946) ...................................... 11
Paging ........................................................................ 25
Programmable Low-Voltage Detect (PLVD) Module ........ 131
Programming, Device Instructions .................................... 213
Pulse-Width Modulation.See Capture/Compare/PWM, PWM
Mode.
DS41265A-page 264
Preliminary
© 2005 Microchip Technology Inc.