PIC18F2525 Datasheet, PDF (386/390 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers with 10-Bit A/D and nanoWatt Technology

PIC18F2525/2620/4525/4620
Timing Diagrams and Specifications ................................ 343
A/D Conversion Requirements ................................ 360
Capture/Compare/PWM (CCP) Requirements ........ 348
CLKO and I/O Requirements ................................... 345
Example SPI Mode Requirements
(Master Mode, CKE = 0) .................................. 350
Example SPI Mode Requirements
(Master Mode, CKE = 1) .................................. 351
Example SPI Mode Requirements
(Slave Mode, CKE = 0) .................................... 352
Example SPI Mode Requirements
(Slave Mode, CKE = 1) .................................... 353
External Clock Requirements .................................. 343
I²C Bus Data Requirements (Slave Mode) .............. 355
Master SSP I²C Bus Data Requirements ................ 357
Master SSP I²C Bus Start/Stop Bits
Requirements ................................................... 356
Parallel Slave Port Requirements
(PIC18F4410/4510/4515/4610) ....................... 349
PLL Clock ................................................................. 344
Reset, Watchdog Timer,
Oscillator Start-up Timer,
Power-up Timer and
Brown-out Reset Requirements ....................... 346
Timer0 and Timer1 External
Clock Requirements ......................................... 347
USART Synchronous Receive
Requirements ................................................... 358
USART Synchronous Transmission
Requirements ................................................... 358
Top-of-Stack Access .......................................................... 54
TRISE Register
PSPMODE Bit .......................................................... 114
TSTFSZ ........................................................................... 307
Two-Speed Start-up ................................................. 249, 260
Two-Word Instructions
Example Cases .......................................................... 58
TXSTA Register
BRGH Bit ................................................................. 205
V
Voltage Reference Specifications .................................... 339
W
Watchdog Timer (WDT) ........................................... 249, 258
Associated Registers ............................................... 259
Control Register ....................................................... 258
During Oscillator Failure .......................................... 261
Programming Considerations .................................. 258
WCOL ...................................................... 189, 190, 191, 194
WCOL Status Flag ................................... 189, 190, 191, 194
WWW, On-Line Support ...................................................... 5
X
XORLW ............................................................................ 307
XORWF ........................................................................... 308
DS39626B-page 384
Preliminary
 2004 Microchip Technology Inc.