Datasheet

 2010-2012 Microchip Technology Inc. DS41440C-page 439
PIC16(L)F1825/1829
INDEX
A
A/D
Specifications............................................................ 368
Absolute Maximum Ratings .............................................. 347
AC Characteristics
Industrial and Extended ............................................ 362
Load Conditions ........................................................ 361
ACKSTAT ......................................................................... 276
ACKSTAT Status Flag ...................................................... 276
ADC .................................................................................. 149
Acquisition Requirements ......................................... 159
Associated registers.................................................. 161
Block Diagram........................................................... 149
Calculating Acquisition Time..................................... 159
Channel Selection..................................................... 150
Configuration............................................................. 150
Configuring Interrupt ................................................. 154
Conversion Clock...................................................... 150
Conversion Procedure .............................................. 154
Internal Sampling Switch (R
SS) Impedance.............. 159
Interrupts................................................................... 152
Operation .................................................................. 153
Operation During Sleep ............................................ 153
Port Configuration..................................................... 150
Reference Voltage (V
REF)......................................... 150
Source Impedance.................................................... 159
Special Event Trigger................................................ 153
Starting an A/D Conversion ......................................152
ADCON0 Register....................................................... 32, 155
ADCON1 Register....................................................... 32, 156
ADDFSR ........................................................................... 337
ADDWFC .......................................................................... 337
ADRESH Register............................................................... 32
ADRESH Register (ADFM = 0) ......................................... 157
ADRESH Register (ADFM = 1) ......................................... 158
ADRESL Register (ADFM = 0).......................................... 157
ADRESL Register (ADFM = 1).......................................... 158
Alternate Pin Function....................................................... 120
Analog-to-Digital Converter. See ADC
ANSELA Register ............................................................. 126
ANSELB Register ............................................................. 132
ANSELC Register ............................................................. 137
APFCON0 Register........................................................... 121
APFCON1 Register........................................................... 122
Assembler
MPASM Assembler................................................... 412
B
BAUDCON Register.......................................................... 304
BF ............................................................................. 276, 278
BF Status Flag .......................................................... 276, 278
Block Diagram
Capacitive Sensing ........................................... 321, 322
Block Diagrams
(CCP) Capture Mode Operation ............................... 214
ADC .......................................................................... 149
ADC Transfer Function ............................................. 160
Analog Input Model ........................................... 160, 178
CCP PWM................................................................. 218
Clock Source............................................................... 56
Compare ................................................................... 216
Crystal Operation.................................................. 58, 59
Digital-to-Analog Converter (DAC)............................ 164
EUSART Receive ..................................................... 294
EUSART Transmit .................................................... 293
External RC Mode ...................................................... 60
Fail-Safe Clock Monitor (FSCM)................................. 68
Generic I/O Port........................................................ 119
Interrupt Logic............................................................. 85
On-Chip Reset Circuit................................................. 77
PIC16F/LF1825/1829 ................................................. 20
PIC16F/LF1825/29 ..................................................... 12
PWM (Enhanced) ..................................................... 222
Resonator Operation .................................................. 58
Timer0 ...................................................................... 183
Timer1 ...................................................................... 187
Timer1 Gate.............................................. 192, 193, 194
Timer2/4/6 ................................................................ 199
Voltage Reference.................................................... 145
Voltage Reference Output Buffer Example .............. 164
BORCON Register.............................................................. 79
BRA .................................................................................. 338
Break Character (12-bit) Transmit and Receive ............... 313
Brown-out Reset (BOR)...................................................... 79
Specifications ........................................................... 366
Timing and Characteristics ....................................... 365
C
C Compilers
MPLAB C18.............................................................. 412
CALL................................................................................. 339
CALLW ............................................................................. 339
Capacitive Sensing ........................................................... 321
Associated registers w/ Capacitive Sensing............. 328
Specifications ........................................................... 377
Capture Module. See Enhanced Capture/Compare/PWM
(ECCP)
Capture/Compare/PWM ................................................... 213
Capture/Compare/PWM (CCP)
Associated Registers w/ Capture ............................. 215
Associated Registers w/ Compare ........................... 217
Associated Registers w/ PWM ......................... 221, 235
Capture Mode........................................................... 214
CCPx Pin Configuration............................................ 214
Compare Mode......................................................... 216
CCPx Pin Configuration.................................... 216
Software Interrupt Mode........................... 214, 216
Special Event Trigger ....................................... 216
Timer1 Mode Resource ............................ 214, 216
Prescaler .................................................................. 214
PWM Mode
Duty Cycle ........................................................ 219
Effects of Reset ................................................ 221
Example PWM Frequencies and
Resolutions, 20 MHZ................................ 220
Example PWM Frequencies and
Resolutions, 32 MHZ................................ 220
Example PWM Frequencies and
Resolutions, 8 MHz .................................. 220
Operation in Sleep Mode.................................. 221
Resolution ........................................................ 220
System Clock Frequency Changes .................. 221
PWM Operation ........................................................ 218
PWM Overview......................................................... 218
PWM Period ............................................................. 219
PWM Setup .............................................................. 219
CCP1CON Register...................................................... 36, 37