Diff: delay.c

Revision:

0:28557a4d2215

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/delay.c	Mon Aug 22 05:48:51 2011 +0000
@@ -0,0 +1,110 @@
+/*----------------------------------------------------------------------------------*/
+/*
+high level delay routines - see delay.h for more info.
+
+Designed by Shane Tolmie of KeyGhost corporation.  Freely distributable.
+Questions and comments to shane@keyghost.com
+PICuWEB - Program PIC micros with C. Site has FAQ and sample source code. http://www.workingtex.com/htpic
+
+For Microchip PIC18xxxxx and Hi-Tech C
+
+*/
+/*----------------------------------------------------------------------------------*/
+
+/*  History:                                                                        
+    -------- 
+    2006-02-02        -improvements in code layout... i.o.w. making it more readable                                                                       
+
+*/
+
+/*  TO DO:                                                                          
+    ------      
+*/
+
+/*----------------------------------------------------------------------------------*/
+
+#ifndef __DELAY_C
+#define __DELAY_C
+
+/*--------------------------------------------------------*/
+/*                        includes                        */
+/*--------------------------------------------------------*/
+#include <mbed.h>
+#include <delay.h>
+#include <main.h>
+
+/*--------------------------------------------------------*/
+/*                         globals                        */
+/*--------------------------------------------------------*/
+unsigned char delayus_variable;
+
+void CLRWDT(){};
+
+/*****************************************************************************************************************/
+/*****************************************************************************************************************/
+
+void DelayBigUs(unsigned int cnt)
+{
+    unsigned char    i;
+
+    i = (unsigned char)(cnt>>8);
+    while(i>=1)
+    {
+        i--;
+        DelayUs(253);
+        CLRWDT();
+    }
+    DelayUs((unsigned char)(cnt & 0xFF));
+}
+
+void DelayMs(unsigned char cnt)
+{
+    unsigned char    i;
+    do {
+        i = 4;
+        do {
+            DelayUs(250);
+            CLRWDT();
+        } while(--i);
+    } while(--cnt);
+}
+
+//this copy is for the interrupt function
+void DelayMs_interrupt(unsigned char cnt)
+{
+    unsigned char    i;
+    do {
+        i = 4;
+        do {
+            DelayUs(250);
+        } while(--i);
+    } while(--cnt);
+}
+
+void DelayBigMs(unsigned int cnt)
+{
+    unsigned char    i;
+    do {
+        i = 4;
+        do {
+            DelayUs(250);
+            CLRWDT();
+        } while(--i);
+    } while(--cnt);
+}
+
+void DelayS(unsigned char cnt)
+{
+    unsigned char i;
+    do {
+        i = 4;
+        do {
+            DelayMs(250);
+            CLRWDT();
+        } while(--i);
+    } while(--cnt);
+}
+
+#endif
+
+