Datasheet

PIC12F683
DS41211D-page 170 © 2007 Microchip Technology Inc.
WDTCON (Watchdog Timer Control)..........................97
WPU (Weak Pull-Up GPIO) ........................................34
Resets.................................................................................85
Brown-out Reset (BOR) ..............................................85
MCLR
Reset, Normal Operation.................................85
MCLR
Reset, Sleep ....................................................85
Power-on Reset (POR)...............................................85
WDT Reset, Normal Operation...................................85
WDT Reset, Sleep ......................................................85
Revision History ................................................................165
S
Sleep
Power-Down Mode .....................................................98
Wake-up......................................................................98
Wake-up Using Interrupts ...........................................98
Software Simulator (MPLAB SIM).....................................112
Special Event Trigger..........................................................64
Special Function Registers ...................................................8
STATUS Register................................................................12
T
T1CON Register..................................................................47
T2CON Register..................................................................50
Thermal Considerations....................................................123
Time-out Sequence.............................................................88
Timer0.................................................................................41
Associated Registers ..................................................43
External Clock.............................................................42
Interrupt................................................................. 13, 43
Operation ..............................................................41, 44
Specifications............................................................130
T0CKI..........................................................................42
Timer1.................................................................................44
Associated registers....................................................48
Asynchronous Counter Mode ..................................... 45
Reading and Writing ...........................................45
Interrupt.......................................................................46
Modes of Operation ....................................................44
Operation During Sleep ..............................................46
Oscillator .....................................................................45
Prescaler.....................................................................45
Specifications............................................................130
Timer1 Gate
Inverting Gate .....................................................45
Selecting Source...........................................45, 57
Synchronizing COUT w/Timer1 .......................... 57
TMR1H Register .........................................................44
TMR1L Register..........................................................44
Timer2
Associated registers....................................................50
Timers
Timer1
T1CON................................................................47
Timer2
T2CON................................................................50
Timing Diagrams
A/D Conversion.........................................................135
A/D Conversion (Sleep Mode) ..................................135
Brown-out Reset (BOR) ............................................128
Brown-out Reset Situations ........................................87
CLKOUT and I/O.......................................................127
Clock Timing .............................................................125
Comparator Output .....................................................51
Enhanced Capture/Compare/PWM (ECCP) .............131
Fail-Safe Clock Monitor (FSCM) .................................30
INT Pin Interrupt ......................................................... 94
Internal Oscillator Switch Timing ................................ 26
Reset, WDT, OST and Power-up Timer ................... 128
Time-out Sequence on Power-up (Delayed MCLR
)...89
Time-out Sequence on Power-up (MCLR
with VDD)..89
Timer0 and Timer1 External Clock ........................... 130
Timer1 Incrementing Edge ......................................... 46
Two Speed Start-up.................................................... 28
Wake-up from Sleep Through Interrupt ...................... 99
Timing Parameter Symbology .......................................... 124
TRISIO Register ................................................................. 32
Two-Speed Clock Start-up Mode........................................ 27
U
Ultra Low-Power Wake-up............................................ 32, 35
V
Voltage Reference. See Comparator Voltage
Reference (CV
REF)
Voltage References
Associated registers ................................................... 59
V
REF. SEE ADC Reference Voltage
W
Wake-up Using Interrupts................................................... 98
Watchdog Timer (WDT)...................................................... 96
Associated Registers.................................................. 97
Clock Source .............................................................. 96
Modes......................................................................... 96
Period ......................................................................... 96
Specifications ........................................................... 129
WDTCON Register ............................................................. 97
WPU Register..................................................................... 34
WWW Address ................................................................. 171
WWW, On-Line Support ....................................................... 3