PIC16F1938_13 Datasheet, PDF (477/488 Pages) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver

Formulas ........................................................... 300
High Baud Rate Select (BRGH Bit) .................. 299
Synchronous Master Mode ............................... 308, 312
Associated Registers
Receive..................................................... 311
Transmit.................................................... 309
Reception.......................................................... 310
Transmission .................................................... 308
Synchronous Slave Mode
Associated Registers
Receive..................................................... 313
Transmit.................................................... 312
Reception.......................................................... 313
Transmission .................................................... 312
Extended Instruction Set
ADDFSR ................................................................... 367
F
Fail-Safe Clock Monitor....................................................... 71
Fail-Safe Condition Clearing ....................................... 71
Fail-Safe Detection ..................................................... 71
Fail-Safe Operation..................................................... 71
Reset or Wake-up from Sleep..................................... 71
Firmware Instructions........................................................ 363
Fixed Voltage Reference (FVR)
Associated Registers ................................................ 148
Flash Program Memory .................................................... 107
Erasing...................................................................... 112
Modifying................................................................... 116
Writing....................................................................... 112
FSR Register32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 44, 45
FVRCON (Fixed Voltage Reference Control) Register ..... 148
I
I²C Mode (MSSP)
Acknowledge Sequence Timing................................ 274
Bus Collision
During a Repeated Start Condition ................... 278
During a Stop Condition.................................... 279
Effects of a Reset...................................................... 275
I²C Clock Rate w/BRG.............................................. 281
Master Mode
Operation .......................................................... 266
Reception.......................................................... 272
Start Condition Timing .............................. 268, 269
Transmission .................................................... 270
Multi-Master Communication, Bus Collision
and Arbitration .................................................. 275
Multi-Master Mode .................................................... 275
Read/Write Bit Information (R/W Bit) ........................ 251
Slave Mode
Transmission .................................................... 256
Sleep Operation ........................................................ 275
Stop Condition Timing............................................... 274
INDF Register32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 44, 45
Indirect Addressing ............................................................. 49
Instruction Format ............................................................. 364
Instruction Set ................................................................... 363
ADDLW ..................................................................... 367
ADDWF..................................................................... 367
ADDWFC .................................................................. 367
ANDLW ..................................................................... 367
ANDWF..................................................................... 367
BCF........................................................................... 368
BRA........................................................................... 368
BSF ........................................................................... 368
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PIC16(L)F1938/9
BTFSC...................................................................... 368
BTFSS ...................................................................... 368
CALL......................................................................... 369
CALLW ..................................................................... 369
CLRF ........................................................................ 369
CLRW ....................................................................... 369
CLRWDT .................................................................. 369
COMF ....................................................................... 369
DECF........................................................................ 369
DECFSZ ................................................................... 370
GOTO ....................................................................... 370
INCF ......................................................................... 370
INCFSZ..................................................................... 370
IORLW...................................................................... 370
IORWF...................................................................... 370
LSLF ......................................................................... 371
LSRF ........................................................................ 371
MOVF ....................................................................... 371
MOVIW ..................................................................... 372
MOVLB ..................................................................... 372
MOVLW .................................................................... 372
MOVWF.................................................................... 372
MOVWI ..................................................................... 373
NOP.......................................................................... 373
OPTION.................................................................... 373
RESET...................................................................... 373
RETFIE..................................................................... 374
RETLW ..................................................................... 374
RETURN................................................................... 374
RLF........................................................................... 374
RRF .......................................................................... 375
SLEEP ...................................................................... 375
SUBLW..................................................................... 375
SUBWF..................................................................... 375
SUBWFB .................................................................. 375
SWAPF..................................................................... 376
TRIS ......................................................................... 376
XORLW .................................................................... 376
XORWF .................................................................... 376
INTCON Register................................................................ 90
Internal Oscillator Block
INTOSC
Specifications ................................................... 393
Internal Sampling Switch (RSS) Impedance ..................... 159
Internet Address ............................................................... 483
Interrupt-On-Change......................................................... 143
Associated Registers................................................ 146
Interrupts ............................................................................ 85
ADC .......................................................................... 154
Associated registers w/ Interrupts .............................. 97
Configuration Word w/ Clock Sources........................ 75
TMR1........................................................................ 193
INTOSC Specifications ..................................................... 393
IOCBF Register ................................................................ 145
IOCBN Register ................................................................ 145
IOCBP Register ................................................................ 145
L
LATA Register .......................................................... 125, 134
LATB Register .................................................................. 130
LATD Register .................................................................. 138
LATE Register .................................................................. 141
LCD
Bias Voltage Generation................................... 333, 334
Clock Source Selection ............................................ 332
Configuring the Module ............................................ 357
DS40001574C-page 477