PIC18F2420-ESLASHP datasheet(404/412 Pages) MICROCHIP

404 / 412 page

PIC18F2420/2520/4420/4520

DS39631E-page 402

RA4/T0CKI/C1OUT............................................... 13, 17

RA5/AN4/SS/HLVDIN/C2OUT.............................. 13, 17

RB0/INT0/FLT0/AN12 ........................................... 14, 18

RB1/INT1/AN10 .................................................... 14, 18

RB2/INT2/AN8 ...................................................... 14, 18

RB3/AN9/CCP2 .................................................... 14, 18

RB4/KBI0/AN11 .................................................... 14, 18

RB5/KBI1/PGM ..................................................... 14, 18

RB6/KBI2/PGC ..................................................... 14, 18

RB7/KBI3/PGD ..................................................... 14, 18

RC0/T1OSO/T13CKI ............................................ 15, 19

RC1/T1OSI/CCP2................................................. 15, 19

RC2/CCP1 .................................................................. 15

RC2/CCP1/P1A .......................................................... 19

RC3/SCK/SCL ...................................................... 15, 19

RC4/SDI/SDA ....................................................... 15, 19

RC5/SDO .............................................................. 15, 19

RC6/TX/CK ........................................................... 15, 19

RC7/RX/DT ........................................................... 15, 19

RD0/PSP0................................................................... 20

RD1/PSP1................................................................... 20

RD2/PSP2................................................................... 20

RD3/PSP3................................................................... 20

RD4/PSP4................................................................... 20

RD5/PSP5/P1B........................................................... 20

RD6/PSP6/P1C........................................................... 20

RD7/PSP7/P1D........................................................... 20

RE0/RD/AN5............................................................... 21

RE1/WR/AN6 .............................................................. 21

RE2/CS/AN7 ............................................................... 21

VDD........................................................................ 15, 21

VSS........................................................................ 15, 21

Pinout I/O Descriptions

PIC18F2420/2520....................................................... 12

PIC18F4420/4520....................................................... 16

PIR Registers ................................................................ 96–97

PLL Frequency Multiplier .................................................... 25

HSPLL Oscillator Mode............................................... 25

Use with INTOSC........................................................ 25

POP................................................................................... 296

POR. See Power-on Reset.

PORTA

Associated Registers ................................................ 107

LATA Register........................................................... 105

PORTA Register ....................................................... 105

TRISA Register ......................................................... 105

PORTB

Associated Registers ................................................ 110

LATB Register........................................................... 108

PORTB Register ....................................................... 108

RB7:RB4 Interrupt-on-Change Flag

(RBIF Bit) .......................................................... 108

TRISB Register ......................................................... 108

PORTC

Associated Registers ................................................ 113

LATC Register .......................................................... 111

PORTC Register ....................................................... 111

RC3/SCK/SCL Pin .................................................... 175

TRISC Register......................................................... 111

PORTD

Associated Registers ................................................ 116

LATD Register .......................................................... 114

Parallel Slave Port (PSP) Function ........................... 114

PORTD Register ....................................................... 114

TRISD Register......................................................... 114

PORTE

Associated Registers ................................................ 119

LATE Register .......................................................... 117

PORTE Register ....................................................... 117

PSP Mode Select (PSPMODE Bit) ........................... 114

TRISE Register......................................................... 117

Power-Managed Modes...................................................... 33

and A/D Operation.................................................... 230

and EUSART Operation ........................................... 205

and Multiple Sleep Commands................................... 34

and PWM Operation ................................................. 159

and SPI Operation .................................................... 169

Clock Transitions and Status Indicators ..................... 34

Effects on Clock Sources............................................ 31

Entering ...................................................................... 33

Exiting Idle and Sleep Modes ..................................... 39

by Interrupt ......................................................... 39

by Reset ............................................................. 39

by WDT Time-out ............................................... 39

Without a Start-up Delay .................................... 40

Idle Modes .................................................................. 37

PRI_IDLE............................................................ 38

RC_IDLE ............................................................ 39

SEC_IDLE .......................................................... 38

Run Modes ................................................................. 34

PRI_RUN............................................................ 34

RC_RUN............................................................. 35

SEC_RUN .......................................................... 34

Selecting..................................................................... 33

Sleep Mode ................................................................ 37

Summary (table) ......................................................... 33

Power-on Reset (POR)....................................................... 43

Power-up Timer (PWRT) ............................................ 45

Time-out Sequence .................................................... 45

Power-up Delays ................................................................ 31

Power-up Timer (PWRT) .................................................... 31

Prescaler

Timer2 ...................................................................... 150

Prescaler, Timer0 ............................................................. 125

Prescaler, Timer2 ............................................................. 145

PRI_IDLE Mode.................................................................. 38

PRI_RUN Mode .................................................................. 34

Program Counter ................................................................ 54

PCL, PCH and PCU Registers ................................... 54

PCLATH and PCLATU Registers ............................... 54

Program Memory

and Extended Instruction Set ..................................... 72

Code Protection........................................................ 264

Instructions ................................................................. 58

Two-Word ........................................................... 58

Interrupt Vector ........................................................... 53

Look-up Tables ........................................................... 56

Map and Stack (diagram) ........................................... 53

Reset Vector............................................................... 53

Program Verification and Code Protection ....................... 263

Associated Registers ................................................ 263

Programming, Device Instructions.................................... 267

PSP. See Parallel Slave Port.

Pulse-Width Modulation. See PWM (CCP Module)

and PWM (ECCP Module).

PUSH................................................................................ 296

PUSH and POP Instructions............................................... 55

PUSHL.............................................................................. 312

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