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PIC18F44J50-I Datasheet, PDF (548/562 Pages) Microchip Technology – 28/44-Pin, Low-Power, High-Performance USB Microcontrollers
PIC18F46J50 FAMILY
BOV .................................................................................. 449
BRA .................................................................................. 447
Break Character (12-Bit) Transmit and Receive .............. 340
Brown-out Reset (BOR) ..................................................... 65
and On-Chip Voltage Regulator ............................... 430
Detecting .................................................................... 65
Disabling in Sleep Mode ............................................ 65
BSF .................................................................................. 447
BTFSC ............................................................................. 448
BTFSS .............................................................................. 448
BTG .................................................................................. 449
BZ ..................................................................................... 450
C
C Compilers
MPLAB C18 ............................................................. 486
Calibration (A/D Converter) .............................................. 355
CALL ................................................................................ 450
CALLW ............................................................................. 479
Capture (ECCP Module) .................................................. 248
CCPRxH:CCPRxL Registers ................................... 248
ECCP Pin Configuration .......................................... 248
Prescaler .................................................................. 248
Software Interrupt .................................................... 248
Timer1/Timer3 Mode Selection ................................ 248
Clock Sources .................................................................... 42
Effects of Power-Managed Modes ............................. 45
Selecting the 31 kHz Source ...................................... 42
Selection Using OSCCON Register ........................... 42
CLRF ................................................................................ 451
CLRWDT .......................................................................... 451
Code Examples
16 x 16 Signed Multiply Routine .............................. 114
16 x 16 Unsigned Multiply Routine .......................... 114
512-Byte SPI Master Mode Init and Transfer ........... 286
8 x 8 Signed Multiply Routine .................................. 113
8 x 8 Unsigned Multiply Routine .............................. 113
A/D Calibration Routine ........................................... 355
Calculating Baud Rate Error .................................... 328
Capacitance Calibration Routine ............................. 408
Capacitive Touch Switch Routine ............................ 410
Changing Between Capture Prescalers ................... 248
Clearing ACTVIF Bit ................................................. 374
Communicating with the +5V System ...................... 133
Computed GOTO Using an Offset Value ................... 81
Configuring EUSART2 Input and Output Functions .... 154
Current Calibration Routine ..................................... 406
Erasing Flash Program Memory .............................. 108
Fast Register Stack .................................................... 81
How to Clear RAM (Bank 1) Using
Indirect Addressing ............................................ 97
Initializing PORTA .................................................... 136
Initializing PORTB .................................................... 139
Initializing PORTC .................................................... 143
Initializing PORTD .................................................... 146
Initializing PORTE .................................................... 148
Loading the SSP1BUF (SSP1SR) Register ............. 273
Reading a Flash Program Memory Word ................ 107
Saving STATUS, WREG and BSR
Registers in RAM ............................................. 130
Setting the RTCWREN Bit ....................................... 239
Setup for CTMU Calibration Routines ...................... 405
Single-Word Write to Flash Program Memory ......... 111
Two-Word Instructions ............................................... 83
Ultra Low-Power Wake-up Initialization ..................... 61
Writing to Flash Program Memory ........................... 110
DS39931D-page 548
Code Protection ............................................................... 417
COMF .............................................................................. 452
Comparator ...................................................................... 385
Analog Input Connection Considerations ................ 387
Associated Registers ............................................... 390
Configuration, Control .............................................. 388
Effects of a Reset .................................................... 390
Enable and Input Selection ...................................... 388
Enable and Output Selection ................................... 388
Interrupts ................................................................. 389
Operation ................................................................. 387
Operation During Sleep ........................................... 390
Registers ................................................................. 385
Response Time ........................................................ 387
Comparator Specifications ............................................... 504
Comparator Voltage Reference ....................................... 391
Accuracy and Error .................................................. 393
Associated Registers ............................................... 393
Configuring .............................................................. 392
Connection Considerations ...................................... 393
Effects of a Reset .................................................... 393
Operation During Sleep ........................................... 393
Compare (ECCP Module) ................................................ 249
CCPRx Register ...................................................... 249
Pin Configuration ..................................................... 249
Software Interrupt .................................................... 249
Special Event Trigger ...................................... 221, 249
Timer1/Timer3 Mode Selection ................................ 249
Compare (ECCPx Module)
Special Event Trigger .............................................. 354
Computed GOTO ............................................................... 81
Configuration Bits ............................................................ 417
Configuration Mismatch (CM) Reset .................................. 66
Configuration Register Protection .................................... 433
Configuration Registers
Bits and Device IDs ................................................. 418
Mapping Flash Configuration Words ....................... 418
Core Features
Easy Migration ........................................................... 12
Expanded Memory ..................................................... 11
Extended Instruction Set ........................................... 12
nanoWatt Technology ................................................ 11
Oscillator Options and Features ................................ 11
Universal Serial Bus (USB) ........................................ 11
CPFSEQ .......................................................................... 452
CPFSGT .......................................................................... 453
CPFSLT ........................................................................... 453
Crystal Oscillator/Ceramic Resonators .............................. 37
CTMU
Associated Registers ............................................... 415
Calibration ............................................................... 403
Creating a Delay ...................................................... 412
Effects of a Reset .................................................... 412
Initialization .............................................................. 403
Measuring Capacitance ........................................... 409
Measuring Time ....................................................... 411
Operation ................................................................. 402
Operation During Idle Mode ..................................... 412
Operation During Sleep Mode ................................. 412
CTMU Current Source Specifications .............................. 505
Customer Change Notification Service ............................ 559
Customer Notification Service ......................................... 559
Customer Support ............................................................ 559
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