
1998 Microchip Technology Inc.
Preliminary
DS40181B-page 109
PIC12CE67X
PS2 bit ................................................................................16
PSA bit................................................................................16
PUSH..................................................................................22
R
RC Oscillator.......................................................................47
Read Modify Write ..............................................................26
Read-Modify-Write..............................................................26
Register File........................................................................11
Registers
Map
PIC12CE67X ......................................................12
Reset Conditions.........................................................51
Reset.............................................................................45, 48
Reset Conditions for Special Registers ..............................51
RETFIE Instruction..............................................................70
RETLW Instruction..............................................................70
RETURN Instruction ...........................................................71
RLF Instruction....................................................................71
RP0 bit ..........................................................................11, 15
RP1 bit ................................................................................15
RRF Instruction...................................................................71
S
SEEVAL
Evaluation and Programming System...............77
Services
One-Time-Programmable (OTP) ..................................5
Quick-Turnaround-Production (QTP)............................5
Serialized Quick-Turnaround Production (SQTP).........5
SFR.....................................................................................62
SFR As Source/Destination ................................................62
SLEEP ..........................................................................45, 48
SLEEP Instruction...............................................................71
Software Simulator (MPLAB-SIM) ......................................77
Special Features of the CPU ..............................................45
Special Function Register
PIC12CE67X...............................................................13
Special Function Registers .................................................62
Special Function Registers, Section ...................................12
Stack...................................................................................22
Overflows....................................................................22
Underflow....................................................................22
STATUS Register ...............................................................15
SUBLW Instruction..............................................................72
SUBWF Instruction .............................................................72
SWAPF Instruction..............................................................73
T
T0CS bit..............................................................................16
T
AD
......................................................................................41
Timer0
RTCC..........................................................................51
Timers
Timer0
Block Diagram.................................................... 31
External Clock .................................................... 33
External Clock Timing ........................................ 33
Increment Delay ................................................. 33
Interrupt.............................................................. 31
Interrupt Timing .................................................. 32
Prescaler ............................................................ 34
Prescaler Block Diagram.................................... 34
Section ............................................................... 31
Switching Prescaler Assignment........................ 35
Synchronization.................................................. 33
T0CKI ................................................................. 33
T0IF.................................................................... 56
Timing................................................................. 31
TMR0 Interrupt ................................................... 56
Timing Diagrams
A/D Conversion .......................................................... 97
CLKOUT and I/O........................................................ 92
External Clock Timing................................................. 90
Time-out Sequence.................................................... 52
Timer0 .................................................................. 31, 94
Timer0 Interrupt Timing.............................................. 32
Timer0 with External Clock......................................... 33
Wake-up from Sleep via Interrupt............................... 59
TO bit.................................................................................. 15
TOSE bit............................................................................. 16
TRIS Instruction.................................................................. 73
TRIS Register......................................................... 14, 25, 26
Two’s Complement................................................................7
U
UV Erasable Devices.............................................................5
W
W Register
ALU................................................................................7
Wake-up from SLEEP ........................................................ 58
Watchdog Timer (WDT).................................... 45, 48, 51, 57
WDT ................................................................................... 51
Block Diagram............................................................ 57
Period......................................................................... 57
Programming Considerations..................................... 57
Timeout....................................................................... 51
WWW, On-Line Support........................................................2
X
XORLW Instruction............................................................. 73
XORWF Instruction............................................................. 73
Z
Z bit..................................................................................... 15
Zero bit ..................................................................................7