
1999 Microchip Technology Inc.
DS30561B-page 123
PIC12C67X
Power-down Mode (SLEEP)...............................................66
Prescaler, Switching Between Timer0 and WDT................43
PRO MATE
II Universal Programmer ..............................85
Program Branches................................................................7
Program Memory
Paging.........................................................................22
Program Verification ...........................................................67
PS0 bit ................................................................................16
PS1 bit ................................................................................16
PS2 bit ................................................................................16
PSA bit................................................................................16
PUSH..................................................................................22
R
RC Oscillator.......................................................................55
Read Modify Write ..............................................................31
Read-Modify-Write..............................................................31
Register File........................................................................11
Registers
Map
PIC12C67X.........................................................12
Reset Conditions.........................................................59
Reset.............................................................................53, 56
Reset Conditions for Special Registers ..............................59
RETFIE Instruction..............................................................78
RETLW Instruction..............................................................78
RETURN Instruction ...........................................................79
RLF Instruction....................................................................79
RP0 bit ..........................................................................11, 15
RP1 bit ................................................................................15
RRF Instruction...................................................................79
S
SEEVAL
Evaluation and Programming System...............86
Services
One-Time-Programmable (OTP) ..................................5
Quick-Turnaround-Production (QTP)............................5
Serialized Quick-Turnaround Production (SQTP).........5
SFR.....................................................................................70
SFR As Source/Destination ................................................70
SLEEP ..........................................................................53, 56
SLEEP Instruction...............................................................79
Software Simulator (MPLAB-SIM) ......................................84
Special Features of the CPU ..............................................53
Special Function Register
PIC12C67X.................................................................13
Special Function Registers .................................................70
Special Function Registers, Section ...................................12
Stack...................................................................................22
Overflows....................................................................22
Underflow....................................................................22
STATUS Register ...............................................................15
SUBLW Instruction..............................................................80
SUBWF Instruction .............................................................80
SWAPF Instruction..............................................................81
T
T0CS bit.............................................................................. 16
T
AD
..................................................................................... 49
Timer0
RTCC.......................................................................... 59
Timers
Timer0
Block Diagram.................................................... 39
External Clock .................................................... 41
External Clock Timing......................................... 41
Increment Delay ................................................. 41
Interrupt.............................................................. 39
Interrupt Timing .................................................. 40
Prescaler ............................................................ 42
Prescaler Block Diagram.................................... 42
Section ............................................................... 39
Switching Prescaler Assignment........................ 43
Synchronization.................................................. 41
T0CKI ................................................................. 41
T0IF.................................................................... 64
Timing................................................................. 39
TMR0 Interrupt ................................................... 64
Timing Diagrams
A/D Conversion ........................................................ 106
CLKOUT and I/O ...................................................... 102
External Clock Timing............................................... 100
Time-out Sequence .................................................... 60
Timer0 ........................................................................ 39
Timer0 Interrupt Timing .............................................. 40
Timer0 with External Clock......................................... 41
Wake-up from Sleep via Interrupt............................... 67
TO bit.................................................................................. 15
TOSE bit............................................................................. 16
TRIS Instruction.................................................................. 81
TRIS Register......................................................... 14, 25, 31
Two’s Complement............................................................... 7
U
UV Erasable Devices............................................................ 5
W
W Register
ALU............................................................................... 7
Wake-up from SLEEP......................................................... 66
Watchdog Timer (WDT).................................... 53, 56, 59, 65
WDT ................................................................................... 59
Block Diagram............................................................ 65
Period ......................................................................... 65
Programming Considerations..................................... 65
Timeout....................................................................... 59
WWW, On-Line Support....................................................... 2
X
XORLW Instruction............................................................. 81
XORWF Instruction............................................................. 81
Z
Z bit..................................................................................... 15
Zero bit ................................................................................. 7