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PIC18FXX20 Datasheet, PDF (360/366 Pages) Microchip Technology – 64/80-Pin High Performance 1 Mbit Enhanced FLASH Microcontrollers with A/D
PIC18FXX20
T0CON (Timer0 Control) .......................................... 131
T1CON (Timer 1 Control) ......................................... 135
T2CON (Timer 2 Control) ......................................... 141
T3CON (Timer3 Control) .......................................... 143
T4CON (Timer4 Control) .......................................... 147
TXSTAx (Transmit Status and Control) .................... 198
WDTCON (Watchdog Timer Control) ....................... 250
RESET ............................................................... 29, 239, 289
MCLR Reset ............................................................... 29
MCLR Reset during SLEEP ....................................... 29
Power-on Reset (POR) .............................................. 29
Programmable Brown-out Reset (PBOR) .................. 29
RESET Instruction ...................................................... 29
Stack Full Reset ......................................................... 29
Stack Underflow Reset ............................................... 29
Watchdog Timer (WDT) Reset ................................... 29
RESET, Watchdog Timer, Oscillator Start-up Timer,
Power-up Timer and Brown-out Reset
Requirements ........................................................... 326
RETFIE ............................................................................ 290
RETLW ............................................................................. 290
RETURN .......................................................................... 291
Return Address Stack
and Associated Registers .......................................... 43
Revision History ............................................................... 347
RLCF ................................................................................ 291
RLNCF ............................................................................. 292
RRCF ............................................................................... 292
RRNCF ............................................................................. 293
S
SCI. See USART
SCK .................................................................................. 157
SDI ................................................................................... 157
SDO ................................................................................. 157
Serial Clock, SCK ............................................................. 157
Serial Communication Interface. See USART
Serial Data In, SDI ........................................................... 157
Serial Data Out, SDO ....................................................... 157
Serial Peripheral Interface. See SPI
SETF ................................................................................ 293
Slave Select, SS .............................................................. 157
SLEEP .............................................................. 239, 252, 294
Software Simulator (MPLAB SIM) .................................... 302
Special Event Trigger. See Compare
Special Features of the CPU ............................................ 239
Configuration Registers .................................... 241–249
Special Function Registers ................................................ 47
Map ............................................................................ 50
SPI
Serial Clock .............................................................. 157
Serial Data In ........................................................... 157
Serial Data Out ......................................................... 157
Slave Select ............................................................. 157
SPI Mode ................................................................. 157
SPI Master/Slave Connection .......................................... 161
SPI Module
Associated Registers ............................................... 165
Bus Mode Compatibility ........................................... 165
Effects of a RESET .................................................. 165
Master/Slave Connection ......................................... 161
Slave Mode .............................................................. 163
SLEEP Operation ..................................................... 165
SS .................................................................................... 157
SSP
TMR2 Output for Clock Shift .............................141, 142
TMR4 Output for Clock Shift .................................... 148
SSPOV Status Flag ......................................................... 187
SSPSTAT Register
R/W Bit ..............................................................170, 171
STATUS Bits
Significance and Initialization Condition for
RCON Register .................................................. 31
SUBFWB ......................................................................... 294
SUBLW ............................................................................ 295
SUBWF ............................................................................ 295
SUBWFB ......................................................................... 296
SWAPF ............................................................................ 296
T
Table Pointer Operations (table) ........................................ 64
TBLRD ............................................................................. 297
TBLWT ............................................................................. 298
Time-out in Various Situations ........................................... 31
Timer0 .............................................................................. 131
16-bit Mode Timer Reads and Writes ...................... 133
Associated Registers ............................................... 133
Clock Source Edge Select (T0SE Bit) ..................... 133
Clock Source Select (T0CS Bit) ............................... 133
Operation ................................................................. 133
Overflow Interrupt .................................................... 133
Prescaler. See Prescaler, Timer0
Timer0 and Timer1 External Clock
Requirements .......................................................... 327
Timer1 .............................................................................. 135
16-bit Read/Write Mode ........................................... 138
Associated Registers ............................................... 139
Operation ................................................................. 136
Oscillator ...........................................................135, 137
Overflow Interrupt .............................................135, 138
Special Event Trigger (CCP) ............................138, 152
TMR1H Register ...................................................... 135
TMR1L Register ....................................................... 135
Use as a Real-Time Clock ....................................... 138
Timer2 .............................................................................. 141
Associated Registers ............................................... 142
Operation ................................................................. 141
Postscaler. See Postscaler, Timer2
PR2 Register ....................................................141, 154
Prescaler. See Prescaler, Timer2
SSP Clock Shift ................................................141, 142
TMR2 Register ......................................................... 141
TMR2 to PR2 Match Interrupt ...................141, 142, 154
Timer3 .............................................................................. 143
Associated Registers ............................................... 145
Operation ................................................................. 144
Oscillator ...........................................................143, 145
Overflow Interrupt .............................................143, 145
Special Event Trigger (CCP) ................................... 145
TMR3H Register ...................................................... 143
TMR3L Register ....................................................... 143
DS39609A-page 358
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