PIC16LF1946_13 Datasheet, PDF (469/478 Pages) Microchip Technology – 64-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt XLP Technology

Baud Rates, Asynchronous Modes .................. 311
Formulas ........................................................... 310
High Baud Rate Select (BRGH Bit) .................. 310
Clock polarity
Synchronous Mode ........................................... 318
Data Polarity
Asynchronous Receive ..................................... 302
Data polarity
Asynchronous Transmit .................................... 299
Synchronous Mode ........................................... 318
Interrupts
Asynchronous Receive ..................................... 303
Asynchronous Transmit .................................... 299
Synchronous Master Mode ............................... 318, 323
Associated Registers, Receive ......................... 322
Associated Registers, Transmit ................ 319, 324
Reception.......................................................... 321
Transmission .................................................... 318
Synchronous Slave Mode
Associated Registers, Receive ......................... 325
Reception.......................................................... 325
Transmission .................................................... 323
Extended Instruction Set
ADDFSR ................................................................... 379
F
Fail-Safe Clock Monitor....................................................... 73
Fail-Safe Condition Clearing ....................................... 73
Fail-Safe Detection ..................................................... 73
Fail-Safe Operation..................................................... 73
Reset or Wake-up from Sleep..................................... 73
Firmware Instructions........................................................ 375
Fixed Voltage Reference (FVR)
Associated Registers ................................................ 158
Flash Program Memory .................................................... 111
Erasing...................................................................... 116
Modifying................................................................... 120
Writing....................................................................... 116
FSR Register33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 46,
47
FVRCON (Fixed Voltage Reference Control) Register ..... 158
I
I²C Mode (MSSPx)
Acknowledge Sequence Timing................................ 282
Bus Collision
During a Repeated Start Condition ................... 287
During a Stop Condition.................................... 288
Effects of a Reset...................................................... 283
I²C Clock Rate w/BRG.............................................. 290
Master Mode
Operation .......................................................... 274
Reception.......................................................... 280
Start Condition Timing .............................. 276, 277
Transmission .................................................... 278
Multi-Master Communication, Bus Collision and
Arbitration ......................................................... 283
Multi-Master Mode .................................................... 283
Read/Write Bit Information (R/W Bit) ........................ 259
Slave Mode
Transmission .................................................... 264
Sleep Operation ........................................................ 283
Stop Condition Timing............................................... 282
INDF Register33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 46,
47
Indirect Addressing ............................................................. 51
 2010-2012 Microchip Technology Inc.
PIC16(L)F1946/47
Instruction Format............................................................. 376
Instruction Set................................................................... 375
ADDLW..................................................................... 379
ADDWF .................................................................... 379
ADDWFC.................................................................. 379
ANDLW..................................................................... 379
ANDWF .................................................................... 379
BRA .......................................................................... 380
CALL......................................................................... 381
CALLW ..................................................................... 381
LSLF ......................................................................... 383
LSRF ........................................................................ 383
MOVF ....................................................................... 383
MOVIW ..................................................................... 384
MOVLB ..................................................................... 384
MOVWI ..................................................................... 385
OPTION.................................................................... 385
RESET...................................................................... 385
SUBWFB .................................................................. 387
TRIS ......................................................................... 388
BCF .......................................................................... 380
BSF........................................................................... 380
BTFSC...................................................................... 380
BTFSS ...................................................................... 380
CALL......................................................................... 381
CLRF ........................................................................ 381
CLRW ....................................................................... 381
CLRWDT .................................................................. 381
COMF ....................................................................... 381
DECF........................................................................ 381
DECFSZ ................................................................... 382
GOTO ....................................................................... 382
INCF ......................................................................... 382
INCFSZ..................................................................... 382
IORLW ...................................................................... 382
IORWF...................................................................... 382
MOVLW .................................................................... 384
MOVWF.................................................................... 384
NOP.......................................................................... 385
RETFIE..................................................................... 386
RETLW ..................................................................... 386
RETURN................................................................... 386
RLF........................................................................... 386
RRF .......................................................................... 387
SLEEP ...................................................................... 387
SUBLW..................................................................... 387
SUBWF..................................................................... 387
SWAPF..................................................................... 388
XORLW .................................................................... 388
XORWF .................................................................... 388
INTCON Register................................................................ 92
Internal Oscillator Block
INTOSC
Specifications ................................................... 405
Internal Sampling Switch (RSS) Impedance ..................... 172
Internet Address ............................................................... 475
Interrupt-On-Change......................................................... 153
Associated Registers................................................ 156
Interrupts ............................................................................ 87
ADC .......................................................................... 167
Associated registers w/ Interrupts ............................ 101
Configuration Word Associated w/ PORTF .............. 147
Configuration Word w/ Clock Sources........................ 77
Configuration Word w/ LDO...................................... 103
TMR1........................................................................ 203
DS41414D-page 469