PIC16F684
PIE1 (Peripheral Interrupt Enable 1)...........................14
PIR1 (Peripheral Interrupt Register 1) ........................15
PORTA........................................................................31
PORTC .......................................................................43
PWM1CON (Enhanced PWM Configuration) .............85
Reset Values...............................................................99
Reset Values (special registers) ...............................100
Special Function Registers ...........................................8
Special Register Summary .........................................10
Status..........................................................................11
T1CON (Timer1 Control).............................................51
T2CON (Timer2 Control).............................................53
TRISA (Tri-state PORTA) ...........................................32
TRISC (Tri-state PORTC) ...........................................43
VRCON (Voltage Reference Control) .........................62
WDTCON (Watchdog Timer Control)........................106
WPUA (Weak Pull-up PORTA)...................................32
Reset...................................................................................94
Revision History ................................................................153
CLKOUT and I/O ...................................................... 138
Comparator Output..................................................... 56
Enhanced Capture/Compare/PWM (ECCP)............. 143
External Clock........................................................... 137
Fail-Safe Clock Monitor (FSCM)................................. 28
Full-Bridge PWM Output............................................. 82
Half-Bridge PWM Output ............................................ 81
INT Pin Interrupt ....................................................... 103
PWM Auto-shutdown
Auto-restart Disabled.......................................... 87
Auto-restart Enabled........................................... 87
PWM Direction Change .............................................. 84
PWM Direction Change at Near 100% Duty Cycle..... 84
PWM Output (Active-High) ......................................... 80
PWM Output (Active-Low).......................................... 80
Reset, WDT, OST and Power-up Timer................... 140
Time-out Sequence
Case 1 ................................................................ 98
Case 2 ................................................................ 98
Case 3 ................................................................ 98
Timer0 and Timer1 External Clock ........................... 142
Timer1 Incrementing Edge ......................................... 50
Two Speed Start-up.................................................... 26
Wake-up from Interrupt............................................. 108
Timing Parameter Symbology .......................................... 136
TRISA Register................................................................... 32
TRISC Register................................................................... 43
Two-Speed Clock Start-up Mode........................................ 25
S
Shoot-through Current ........................................................85
Software Simulator (MPLAB SIM).....................................122
Software Simulator (MPLAB SIM30).................................122
Special Event Trigger..........................................................69
Special Function Registers ...................................................8
Status Register....................................................................11
T
U
Time-out Sequence.............................................................97
Timer0.................................................................................45
Associated Registers ..................................................47
External Clock.............................................................46
Interrupt.......................................................................45
Operation ....................................................................45
Specifications............................................................142
T0CKI..........................................................................46
Timer1.................................................................................49
Associated registers....................................................52
Asynchronous Counter Mode .....................................52
Reading and Writing ...........................................52
Interrupt.......................................................................50
Modes of Operations...................................................50
Operation During Sleep ..............................................52
Oscillator.....................................................................52
Prescaler.....................................................................50
Specifications............................................................142
Timer1 Gate
Inverting Gate .....................................................50
Selecting Source...........................................50, 59
Synchronizing C2OUT w/ Timer1 .......................59
TMR1H Register .........................................................49
TMR1L Register..........................................................49
Timer2.................................................................................53
Associated Registers ..................................................54
Operation ....................................................................53
Postscaler ...................................................................53
PR2 Register...............................................................53
Prescaler.....................................................................53
TMR2 Register............................................................53
TMR2 to PR2 Match Interrupt ............................... 53, 54
Timing Diagrams
Ultra Low-Power Wake-up............................................ 31, 34
Ultra Low-power Wake-up .................................................... 6
V
Voltage Reference. See Comparator
Voltage Reference (CVREF)
VRCON Register ................................................................ 62
VREF. SEE A/D Reference Voltage
W
Wake-up Using Interrupts................................................. 107
Watchdog Timer (WDT).................................................... 105
Associated registers ................................................. 106
Clock Source ............................................................ 105
Modes....................................................................... 105
Period ....................................................................... 105
Specifications ........................................................... 141
WDTCON Register ........................................................... 106
WPUA Register................................................................... 32
WWW, On-Line Support ....................................................... 3
A/D Conversion.........................................................145
A/D Conversion (Sleep Mode) ..................................146
Brown-out Detect (BOD)...........................................140
Brown-out Detect Situations .......................................96
DS41202C-page 158
Preliminary
2004 Microchip Technology Inc.
MICROCHIP [ MICROCHIP ]
