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41594B Datasheet(PDF) 363 Page - Microchip Technology |
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41594B Datasheet(HTML) 363 Page - Microchip Technology |
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363 / 372 page  2011-2012 Microchip Technology Inc. Preliminary DS41594B-page 363 PIC12LF1840T48A INDEX A A/D Specifications.................................................... 341, 342 Absolute Maximum Ratings .............................................. 323 AC Characteristics Industrial and Extended ............................................ 334 Load Conditions ........................................................ 333 ACKSTAT ......................................................................... 245 ACKSTAT Status Flag ...................................................... 245 ADC .................................................................................. 125 Acquisition Requirements ......................................... 135 Associated registers.................................................. 137 Block Diagram........................................................... 125 Calculating Acquisition Time..................................... 135 Channel Selection..................................................... 126 Configuration............................................................. 126 Configuring Interrupt ................................................. 130 Conversion Clock...................................................... 126 Conversion Procedure .............................................. 130 Internal Sampling Switch (RSS) Impedance.............. 135 Interrupts................................................................... 128 Operation .................................................................. 129 Operation During Sleep ............................................ 129 Port Configuration ..................................................... 126 Reference Voltage (VREF)......................................... 126 Source Impedance.................................................... 135 Special Event Trigger................................................ 129 Starting an A/D Conversion ...................................... 128 ADCON0 Register....................................................... 25, 131 ADCON1 Register....................................................... 25, 132 ADDFSR ........................................................................... 313 ADDWFC .......................................................................... 313 ADRESH Register............................................................... 25 ADRESH Register (ADFM = 0) ......................................... 133 ADRESH Register (ADFM = 1) ......................................... 134 ADRESL Register (ADFM = 0).......................................... 133 ADRESL Register (ADFM = 1).......................................... 134 Alternate Pin Function....................................................... 109 Analog-to-Digital Converter. See ADC ANSELA Register ............................................................. 114 APFCON0 Register........................................................... 110 Assembler MPASM Assembler................................................... 356 B BAUDCON Register.......................................................... 276 BF ............................................................................. 245, 247 BF Status Flag .......................................................... 245, 247 Block Diagram Capacitive Sensing ........................................... 293, 294 Block Diagrams (CCP) Capture Mode Operation ............................... 188 ADC .......................................................................... 125 ADC Transfer Function ............................................. 136 Analog Input Model ........................................... 136, 154 CCP PWM................................................................. 192 Clock Source............................................................... 48 Comparator ............................................................... 150 Compare ................................................................... 190 Crystal Operation .................................................. 50, 51 Digital-to-Analog Converter (DAC)............................ 140 EUSART Receive ..................................................... 266 EUSART Transmit .................................................... 265 External RC Mode ...................................................... 51 Fail-Safe Clock Monitor (FSCM)................................. 59 Generic I/O Port........................................................ 109 Interrupt Logic............................................................. 77 On-Chip Reset Circuit................................................. 69 Peripheral Interrupt Logic ........................................... 78 PWM (Enhanced) ..................................................... 196 Resonator Operation .................................................. 50 Timer0 ...................................................................... 157 Timer1 ...................................................................... 161 Timer1 Gate.............................................. 166, 167, 168 Timer2 ...................................................................... 173 Voltage Reference.................................................... 121 Voltage Reference Output Buffer Example .............. 140 BORCON Register.............................................................. 71 BRA .................................................................................. 314 Break Character (12-bit) Transmit and Receive ............... 285 Brown-out Reset (BOR)...................................................... 71 Specifications ........................................................... 339 Timing and Characteristics ....................................... 338 C C Compilers MPLAB C18.............................................................. 356 CALL................................................................................. 315 CALLW ............................................................................. 315 Capacitive Sensing ........................................................... 293 Associated registers w/ Capacitive Sensing............. 300 Specifications ........................................................... 351 Capture Module. See Enhanced Capture/Compare/ PWM (ECCP) Capture/Compare/PWM ................................................... 187 Capture/Compare/PWM (CCP) Associated Registers w/ Capture ............................. 189 Associated Registers w/ Compare ........................... 191 Associated Registers w/ PWM ......................... 195, 204 Capture Mode........................................................... 188 CCPx Pin Configuration............................................ 188 Compare Mode......................................................... 190 CCPx Pin Configuration.................................... 190 Software Interrupt Mode........................... 188, 190 Special Event Trigger ....................................... 190 Timer1 Mode Resource ............................ 188, 190 Prescaler .................................................................. 188 PWM Mode Duty Cycle ........................................................ 193 Effects of Reset ................................................ 195 Example PWM Frequencies and Resolutions, 20 MHZ................................ 194 Example PWM Frequencies and Resolutions, 32 MHZ................................ 194 Example PWM Frequencies and Resolutions, 8 MHz .................................. 194 Operation in Sleep Mode.................................. 195 Resolution ........................................................ 194 System Clock Frequency Changes .................. 195 PWM Operation ........................................................ 192 PWM Overview......................................................... 192 PWM Period ............................................................. 193 PWM Setup .............................................................. 193 CCP1AS Register ............................................................. 206 CCP1CON Register............................................................ 29 CCPR1H Register............................................................... 29 CCPR1L Register ............................................................... 29 |
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