PIC12F1840 View Datasheet(PDF) - Microchip Technology
Part Name
Description
Manufacturer
PIC12F1840 Datasheet PDF : 410 Pages
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Associated Registers
Receive..................................................... 284
Transmit.................................................... 283
Reception.......................................................... 284
Transmission .................................................... 283
Extended Instruction Set
ADDFSR ................................................................... 303
F
Fail-Safe Clock Monitor....................................................... 52
Fail-Safe Condition Clearing ....................................... 52
Fail-Safe Detection ..................................................... 52
Fail-Safe Operation..................................................... 52
Reset or Wake-up from Sleep..................................... 52
Firmware Instructions........................................................ 299
Fixed Voltage Reference (FVR) ........................................ 113
Associated Registers ................................................ 115
Flash Program Memory ...................................................... 87
Erasing........................................................................ 92
Modifying..................................................................... 95
Writing......................................................................... 92
FSR0H Register .................................................................. 21
FSR0L Register .................................................................. 21
FSR1H Register .................................................................. 21
FSR1L Register .................................................................. 21
FVRCON (Fixed Voltage Reference Control) Register ..... 115
I
I2C Mode (MSSP)
Slave Mode
Transmission .................................................... 223
I2C Mode (MSSPx)
Acknowledge Sequence Timing................................ 241
Bus Collision
During a Repeated Start Condition ................... 246
During a Stop Condition.................................... 248
Effects of a Reset...................................................... 242
I2C Clock Rate w/BRG.............................................. 250
Master Mode
Operation .......................................................... 233
Reception.......................................................... 239
Start Condition Timing .............................. 235, 236
Transmission .................................................... 237
Multi-Master Communication, Bus Collision and
Arbitration ......................................................... 242
Multi-Master Mode .................................................... 242
Read/Write Bit Information (R/W Bit) ........................ 218
Sleep Operation ........................................................ 242
Stop Condition Timing............................................... 241
INDF0 Register ................................................................... 21
INDF1 Register ................................................................... 21
Indirect Addressing ............................................................. 29
Instruction Format ............................................................. 300
Instruction Set ................................................................... 299
ADDLW ..................................................................... 303
ADDWF..................................................................... 303
ADDWFC .................................................................. 303
ANDLW ..................................................................... 303
ANDWF..................................................................... 303
BRA........................................................................... 304
CALL ......................................................................... 305
CALLW...................................................................... 305
LSLF ......................................................................... 307
LSRF......................................................................... 307
MOVF........................................................................ 307
MOVIW ..................................................................... 308
2011-2012 Microchip Technology Inc.
PIC12(L)F1840
MOVLB ..................................................................... 308
MOVWI ..................................................................... 309
OPTION.................................................................... 309
RESET...................................................................... 309
SUBWFB .................................................................. 311
TRIS ......................................................................... 312
BCF .......................................................................... 304
BSF........................................................................... 304
BTFSC...................................................................... 304
BTFSS ...................................................................... 304
CALL......................................................................... 305
CLRF ........................................................................ 305
CLRW ....................................................................... 305
CLRWDT .................................................................. 305
COMF ....................................................................... 305
DECF........................................................................ 305
DECFSZ ................................................................... 306
GOTO ....................................................................... 306
INCF ......................................................................... 306
INCFSZ..................................................................... 306
IORLW...................................................................... 306
IORWF...................................................................... 306
MOVLW .................................................................... 308
MOVWF.................................................................... 308
NOP.......................................................................... 309
RETFIE..................................................................... 310
RETLW ..................................................................... 310
RETURN................................................................... 310
RLF........................................................................... 310
RRF .......................................................................... 311
SLEEP ...................................................................... 311
SUBLW..................................................................... 311
SUBWF..................................................................... 311
SWAPF..................................................................... 312
XORLW .................................................................... 312
XORWF .................................................................... 312
INTCON Register................................................................ 74
Internal Oscillator Block
INTOSC
Specifications ................................................... 329
Internal Sampling Switch (RSS) Impedance ..................... 129
Internet Address ............................................................... 405
Interrupt-On-Change......................................................... 109
Associated Registers................................................ 112
Interrupts ............................................................................ 69
ADC .......................................................................... 124
Associated registers w/ Interrupts .............................. 78
Configuration Word w/ Clock Sources........................ 56
Configuration Word w/ Reference Clock Sources ...... 59
TMR1........................................................................ 157
INTOSC Specifications ..................................................... 329
IOCAF Register ................................................................ 111
IOCAN Register ................................................................ 111
IOCAP Register ................................................................ 111
L
LATA Register .................................................................. 106
Load Conditions................................................................ 327
LSLF ................................................................................. 307
LSRF ................................................................................ 307
M
Master Synchronous Serial Port. See MSSPx
MCLR ................................................................................. 64
Internal........................................................................ 64
MDCARH Register............................................................ 176
DS41441C-page 401
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