Datasheet

PIC18F87K22 FAMILY
DS39960D-page 536  2009-2011 Microchip Technology Inc.
BNZ................................................................................... 442
BOR.
See Brown-out Reset.
BOV...................................................................................445
BRA................................................................................... 443
Break Character (12-Bit) Transmit and Receive ............... 344
BRG.
See Baud Rate Generator.
Brown-out Reset (BOR) ...................................................... 75
Detecting..................................................................... 75
BSF ................................................................................... 443
BTFSC .............................................................................. 444
BTFSS............................................................................... 444
BTG................................................................................... 445
BZ...................................................................................... 446
C
C Compilers
MPLAB C18 .............................................................. 482
CALL ................................................................................. 446
CALLW..............................................................................475
Capture (CCP Module)...................................................... 250
CCPR4H:CCPR4L Registers.................................... 250
Pin Configuration ...................................................... 250
Prescaler...................................................................251
Software Interrupt ..................................................... 251
Timer1/3/5/7 Mode Selection .................................... 250
Capture (ECCP Module) ................................................... 263
CCPRxH:CCPRxL Registers .................................... 263
Pin Configuration ...................................................... 263
Prescaler...................................................................263
Software Interrupt ..................................................... 263
Timer1/2/3/4/6/8/10/12 Mode Selection .................... 263
Capture, Compare, Timer1/3/5/7
Associated Registers ................................................ 253
Capture/Compare/PWM (CCP)......................................... 245
Capture Mode.
See Capture.
CCP Mode and Timer Resources ............................. 249
CCP6/7/8/9 Pin Assignment ..................................... 250
CCPRxH Register .....................................................249
CCPRxL Register......................................................249
Compare Mode.
See Compare.
Configuration.............................................................249
Open-Drain Output Option ........................................ 250
Charge Time Measurement Unit (CTMU) ......................... 385
Associated Registers ................................................ 401
Calibrating the Module .............................................. 390
Creating a Delay .......................................................399
Effects of a Reset......................................................401
Measuring Capacitance with the CTMU ................... 396
Measuring Temperature............................................ 400
Measuring Time ........................................................398
Module Initialization .................................................. 390
Operation .................................................................. 389
During Sleep and Idle Modes............................ 401
Clock Sources ..................................................................... 48
Default System Clock on Reset ..................................49
Selection ..................................................................... 48
CLRF................................................................................. 447
CLRWDT........................................................................... 447
Code Examples
16 x 16 Signed Multiply Routine ............................... 140
16 x 16 Unsigned Multiply Routine ........................... 140
8 x 8 Signed Multiply Routine ................................... 139
8 x 8 Unsigned Multiply Routine ............................... 139
Capacitance Calibration Routine .............................. 395
Changing Between Capture Prescalers ............ 251, 263
Computed GOTO Using an Offset Value.................... 91
Current Calibration Routine ...................................... 393
Data EEPROM Read................................................ 136
Data EEPROM Refresh Routine............................... 137
Data EEPROM Write ................................................ 136
Erasing a Flash Program Memory Row.................... 116
Fast Register Stack .................................................... 91
How to Clear RAM (Bank 1) Using
Indirect Addressing........................................... 105
Initializing PORTA..................................................... 170
Initializing PORTB..................................................... 172
Initializing PORTC .................................................... 174
Initializing PORTD .................................................... 176
Initializing PORTE..................................................... 178
Initializing PORTF..................................................... 181
Initializing PORTG .................................................... 183
Initializing PORTH .................................................... 185
Initializing PORTJ ..................................................... 187
Loading the SSP1BUF (SSP1SR) Register.............. 284
Reading a Flash Program Memory Word ................. 115
Routine for Capacitive Touch Switch........................ 397
Routine for Temperature Measurement
Using Internal Diode ......................................... 400
Saving STATUS, WREG and BSR Registers
in RAM.............................................................. 163
Setting the RTCWREN Bit........................................ 239
Setup for CTMU Calibration Routines ...................... 392
Ultra Low-Power Wake-up Initialization ...................... 70
Writing to Flash Program Memory.................... 119–120
Code Protection ................................................................ 403
COMF ............................................................................... 448
Comparator....................................................................... 367
Analog Input Connection, Considerations ................ 370
Associated Registers................................................ 374
Configuration and Control......................................... 371
Effects of a Reset ..................................................... 374
Enable and Input Selection....................................... 371
Enable and Output Selection.................................... 371
Interrupts .................................................................. 373
Operation.................................................................. 370
Operation During Sleep ............................................ 374
Response Time......................................................... 370
Comparator Specifications................................................ 500
Comparator Voltage Reference ........................................ 375
Accuracy and Error................................................... 376
Associated Registers................................................ 377
Configuring ............................................................... 375
Connection Considerations....................................... 376
Effects of a Reset ..................................................... 376
Operation During Sleep ............................................ 376
Compare (CCP Module) ................................................... 252
CCP Pin Configuration.............................................. 252
CCPR4 Register ....................................................... 252
Software Interrupt ..................................................... 252
Special Event Trigger ............................................... 252
Timer1/3/5/7 Mode Selection.................................... 252
Compare (ECCP Module)................................................. 264
CCPRx Register ....................................................... 264
Pin Configuration ...................................................... 264
Software Interrupt ..................................................... 264
Special Event Trigger ....................................... 221, 264
Timer1/2/3/4/6/8/10/12 Mode Selection.................... 264
Computed GOTO................................................................ 91
Configuration Bits ............................................................. 403
Configuration Mismatch (CM) Reset................................... 76
Configuration Register Protection..................................... 429