Hola, podéis ayudarme con un error que tengo y no entiendo el porque:
/*
* File: main.c
* Author: miquel
* Created on 4 de abril de 2013, 22:20
* Microcontrolador: PIC18F2550
*
* ¡Hola Mundo! en C (o como hacer destellar un LED)
*/
#include <xc.h> // Libreria XC8
#define _XTAL_FREQ 4000000 // Indicamos a que frecuencia de reloj esta funcionando el micro
// PIC18F2550 Configuration Bit Settings
#pragma config PLLDIV = 1 // No prescale (4 MHz oscillator input drives PLL directly)
#pragma config FOSC = XT_XT // XT oscillator (XT)
#pragma config FCMEN = OFF // Fail-Safe Clock Monitor disabled
#pragma config IESO = OFF // Oscillator Switchover mode disabled
#pragma config PWRT = OFF // PWRT disabled
#pragma config BOR = OFF // Brown-out Reset disabled in hardware and software
#pragma config VREGEN = OFF // USB voltage regulator disabled
#pragma config WDT = OFF // WDT disabled (control is placed on the SWDTEN bit)
#pragma config WDTPS = 32768 // 1:32768
#pragma config PBADEN = OFF // PORTB<4:0> pins are configured as digital I/O on Reset
#pragma config MCLRE = ON // MCLR pin enabled; RE3 input pin disabled
#pragma config LVP = OFF // Single-Supply ICSP disabled
#pragma config DEBUG = OFF // Background debugger disabled, RB6 and RB7 configured as general purpose I/O pins
// FUNCION PRINCIPAL
void main (void)
{
TRISC = 0b00000000; // Configuro puerto C como salidas
while (1) // Bucle infinito
{
PORTCbits.RC2 = 0; // Apago pin RC2
__delay_ms(500);
PORTCbits.RC2 = 1; // Enciendo pin RC2
__delay_ms(500);
}
}
main.c:36: error: inline delay argument too large
main.c:38: error: inline delay argument too large
Microchip MPLAB XC8 C Compiler V1.12
PD: He intentado acceder a la libreria xc.h pero no hay nada que me resuelva el problema, de la manera que me compila sin error es creando una variable unsigned int delay; y cambiar los delays por delay=500; pero no parpadea.
Gracias.
Yo lo hice de esta forma y funciona, ademas en tu proyecto me he dado cuenta de que si pongo retardos menores o iguales a 100 el programa funciona, no todo es perfecto parece ser un problema del compilador pero para eso uno es el programador el cual tiene que buscar la forma de que su proyecto trabaje sino para que programamos, hay te dejo lo que hice, suerte.
nota: Para que el Mplabx te genere toda la configuracion de los fuses solo vas a Windows>Pic Memory Views>Configuration Bits
/* File: newmain.c
* Author: Edgar
* Microcontrolador: PIC18F2550
* Created on 6 de abril de 2013, 07:23 PM
*/
#include <stdio.h>
#include <stdlib.h>
#include <xc.h>
#define _XTAL_FREQ 4000000
// CONFIG1L
#pragma config PLLDIV = 1 // PLL Prescaler Selection bits (No prescale (4 MHz oscillator input drives PLL directly))
#pragma config CPUDIV = OSC1_PLL2// System Clock Postscaler Selection bits ([Primary Oscillator Src: /1][96 MHz PLL Src: /2])
#pragma config USBDIV = 1 // USB Clock Selection bit (used in Full-Speed USB mode only; UCFG:FSEN = 1) (USB clock source comes directly from the primary oscillator block with no postscale)
// CONFIG1H
#pragma config FOSC = HS // Oscillator Selection bits (HS oscillator (HS))
#pragma config FCMEN = OFF // Fail-Safe Clock Monitor Enable bit (Fail-Safe Clock Monitor disabled)
#pragma config IESO = OFF // Internal/External Oscillator Switchover bit (Oscillator Switchover mode disabled)
// CONFIG2L
#pragma config PWRT = OFF // Power-up Timer Enable bit (PWRT disabled)
#pragma config BOR = OFF // Brown-out Reset Enable bits (Brown-out Reset disabled in hardware and software)
#pragma config BORV = 3 // Brown-out Reset Voltage bits (Minimum setting)
#pragma config VREGEN = OFF // USB Voltage Regulator Enable bit (USB voltage regulator disabled)
// CONFIG2H
#pragma config WDT = OFF // Watchdog Timer Enable bit (WDT disabled (control is placed on the SWDTEN bit))
#pragma config WDTPS = 32768 // Watchdog Timer Postscale Select bits (1:32768)
// CONFIG3H
#pragma config CCP2MX = OFF // CCP2 MUX bit (CCP2 input/output is multiplexed with RB3)
#pragma config PBADEN = OFF // PORTB A/D Enable bit (PORTB<4:0> pins are configured as digital I/O on Reset)
#pragma config LPT1OSC = OFF // Low-Power Timer 1 Oscillator Enable bit (Timer1 configured for higher power operation)
#pragma config MCLRE = ON // MCLR Pin Enable bit (MCLR pin enabled; RE3 input pin disabled)
// CONFIG4L
#pragma config STVREN = OFF // Stack Full/Underflow Reset Enable bit (Stack full/underflow will not cause Reset)
#pragma config LVP = ON // Single-Supply ICSP Enable bit (Single-Supply ICSP enabled)
#pragma config XINST = OFF // Extended Instruction Set Enable bit (Instruction set extension and Indexed Addressing mode disabled (Legacy mode))
// CONFIG5L
#pragma config CP0 = OFF // Code Protection bit (Block 0 (000800-001FFFh) is not code-protected)
#pragma config CP1 = OFF // Code Protection bit (Block 1 (002000-003FFFh) is not code-protected)
#pragma config CP2 = OFF // Code Protection bit (Block 2 (004000-005FFFh) is not code-protected)
#pragma config CP3 = OFF // Code Protection bit (Block 3 (006000-007FFFh) is not code-protected)
// CONFIG5H
#pragma config CPB = OFF // Boot Block Code Protection bit (Boot block (000000-0007FFh) is not code-protected)
#pragma config CPD = OFF // Data EEPROM Code Protection bit (Data EEPROM is not code-protected)
// CONFIG6L
#pragma config WRT0 = OFF // Write Protection bit (Block 0 (000800-001FFFh) is not write-protected)
#pragma config WRT1 = OFF // Write Protection bit (Block 1 (002000-003FFFh) is not write-protected)
#pragma config WRT2 = OFF // Write Protection bit (Block 2 (004000-005FFFh) is not write-protected)
#pragma config WRT3 = OFF // Write Protection bit (Block 3 (006000-007FFFh) is not write-protected)
// CONFIG6H
#pragma config WRTC = OFF // Configuration Register Write Protection bit (Configuration registers (300000-3000FFh) are not write-protected)
#pragma config WRTB = OFF // Boot Block Write Protection bit (Boot block (000000-0007FFh) is not write-protected)
#pragma config WRTD = OFF // Data EEPROM Write Protection bit (Data EEPROM is not write-protected)
// CONFIG7L
#pragma config EBTR0 = OFF // Table Read Protection bit (Block 0 (000800-001FFFh) is not protected from table reads executed in other blocks)
#pragma config EBTR1 = OFF // Table Read Protection bit (Block 1 (002000-003FFFh) is not protected from table reads executed in other blocks)
#pragma config EBTR2 = OFF // Table Read Protection bit (Block 2 (004000-005FFFh) is not protected from table reads executed in other blocks)
#pragma config EBTR3 = OFF // Table Read Protection bit (Block 3 (006000-007FFFh) is not protected from table reads executed in other blocks)
// CONFIG7H
#pragma config EBTRB = OFF // Boot Block Table Read Protection bit (Boot block (000000-0007FFh) is not protected from table reads executed in other blocks)
/*
*
*/
void delay_msx10(unsigned int retardo)
{
unsigned int i;
for (i = 0; i < retardo; i++)
{
__delay_ms(10);
}
}
void main(void)
{
TRISC = 0b00000000; // Configuro puerto C como salidas
while (1) // Bucle infinito
{
PORTCbits.RC2 = 0; // Apago pin RC2.
delay_msx10(50);
PORTCbits.RC2 = 1; // Enciendo pin RC2.
delay_msx10(50);
}
}