Gert van der Knokke / Mbed 2 deprecated C1541III

C1541-III mbed edition

Dependencies:   mbed

delay.c@1:0cbbb66a6100, 2011-08-22 (annotated)

Committer:
gertk
Date:
Mon Aug 22 21:11:59 2011 +0000
Revision:
1:0cbbb66a6100
Parent:
0:28557a4d2215 
updated the nRESET pin to an interrupt capable pin (p29)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
gertk 0:28557a4d2215 1 /*----------------------------------------------------------------------------------*/
gertk 0:28557a4d2215 2 /*
gertk 0:28557a4d2215 3 high level delay routines - see delay.h for more info.
gertk 0:28557a4d2215 4
gertk 0:28557a4d2215 5 Designed by Shane Tolmie of KeyGhost corporation. Freely distributable.
gertk 0:28557a4d2215 6 Questions and comments to shane@keyghost.com
gertk 0:28557a4d2215 7 PICuWEB - Program PIC micros with C. Site has FAQ and sample source code. http://www.workingtex.com/htpic
gertk 0:28557a4d2215 8
gertk 0:28557a4d2215 9 For Microchip PIC18xxxxx and Hi-Tech C
gertk 0:28557a4d2215 10
gertk 0:28557a4d2215 11 */
gertk 0:28557a4d2215 12 /*----------------------------------------------------------------------------------*/
gertk 0:28557a4d2215 13
gertk 0:28557a4d2215 14 /* History:
gertk 0:28557a4d2215 15 --------
gertk 0:28557a4d2215 16 2006-02-02 -improvements in code layout... i.o.w. making it more readable
gertk 0:28557a4d2215 17
gertk 0:28557a4d2215 18 */
gertk 0:28557a4d2215 19
gertk 0:28557a4d2215 20 /* TO DO:
gertk 0:28557a4d2215 21 ------
gertk 0:28557a4d2215 22 */
gertk 0:28557a4d2215 23
gertk 0:28557a4d2215 24 /*----------------------------------------------------------------------------------*/
gertk 0:28557a4d2215 25
gertk 0:28557a4d2215 26 #ifndef __DELAY_C
gertk 0:28557a4d2215 27 #define __DELAY_C
gertk 0:28557a4d2215 28
gertk 0:28557a4d2215 29 /*--------------------------------------------------------*/
gertk 0:28557a4d2215 30 /* includes */
gertk 0:28557a4d2215 31 /*--------------------------------------------------------*/
gertk 0:28557a4d2215 32 #include <mbed.h>
gertk 0:28557a4d2215 33 #include <delay.h>
gertk 0:28557a4d2215 34 #include <main.h>
gertk 0:28557a4d2215 35
gertk 0:28557a4d2215 36 /*--------------------------------------------------------*/
gertk 0:28557a4d2215 37 /* globals */
gertk 0:28557a4d2215 38 /*--------------------------------------------------------*/
gertk 0:28557a4d2215 39 unsigned char delayus_variable;
gertk 0:28557a4d2215 40
gertk 0:28557a4d2215 41 void CLRWDT(){};
gertk 0:28557a4d2215 42
gertk 0:28557a4d2215 43 /*****************************************************************************************************************/
gertk 0:28557a4d2215 44 /*****************************************************************************************************************/
gertk 0:28557a4d2215 45
gertk 0:28557a4d2215 46 void DelayBigUs(unsigned int cnt)
gertk 0:28557a4d2215 47 {
gertk 0:28557a4d2215 48 unsigned char i;
gertk 0:28557a4d2215 49
gertk 0:28557a4d2215 50 i = (unsigned char)(cnt>>8);
gertk 0:28557a4d2215 51 while(i>=1)
gertk 0:28557a4d2215 52 {
gertk 0:28557a4d2215 53 i--;
gertk 0:28557a4d2215 54 DelayUs(253);
gertk 0:28557a4d2215 55 CLRWDT();
gertk 0:28557a4d2215 56 }
gertk 0:28557a4d2215 57 DelayUs((unsigned char)(cnt & 0xFF));
gertk 0:28557a4d2215 58 }
gertk 0:28557a4d2215 59
gertk 0:28557a4d2215 60 void DelayMs(unsigned char cnt)
gertk 0:28557a4d2215 61 {
gertk 0:28557a4d2215 62 unsigned char i;
gertk 0:28557a4d2215 63 do {
gertk 0:28557a4d2215 64 i = 4;
gertk 0:28557a4d2215 65 do {
gertk 0:28557a4d2215 66 DelayUs(250);
gertk 0:28557a4d2215 67 CLRWDT();
gertk 0:28557a4d2215 68 } while(--i);
gertk 0:28557a4d2215 69 } while(--cnt);
gertk 0:28557a4d2215 70 }
gertk 0:28557a4d2215 71
gertk 0:28557a4d2215 72 //this copy is for the interrupt function
gertk 0:28557a4d2215 73 void DelayMs_interrupt(unsigned char cnt)
gertk 0:28557a4d2215 74 {
gertk 0:28557a4d2215 75 unsigned char i;
gertk 0:28557a4d2215 76 do {
gertk 0:28557a4d2215 77 i = 4;
gertk 0:28557a4d2215 78 do {
gertk 0:28557a4d2215 79 DelayUs(250);
gertk 0:28557a4d2215 80 } while(--i);
gertk 0:28557a4d2215 81 } while(--cnt);
gertk 0:28557a4d2215 82 }
gertk 0:28557a4d2215 83
gertk 0:28557a4d2215 84 void DelayBigMs(unsigned int cnt)
gertk 0:28557a4d2215 85 {
gertk 0:28557a4d2215 86 unsigned char i;
gertk 0:28557a4d2215 87 do {
gertk 0:28557a4d2215 88 i = 4;
gertk 0:28557a4d2215 89 do {
gertk 0:28557a4d2215 90 DelayUs(250);
gertk 0:28557a4d2215 91 CLRWDT();
gertk 0:28557a4d2215 92 } while(--i);
gertk 0:28557a4d2215 93 } while(--cnt);
gertk 0:28557a4d2215 94 }
gertk 0:28557a4d2215 95
gertk 0:28557a4d2215 96 void DelayS(unsigned char cnt)
gertk 0:28557a4d2215 97 {
gertk 0:28557a4d2215 98 unsigned char i;
gertk 0:28557a4d2215 99 do {
gertk 0:28557a4d2215 100 i = 4;
gertk 0:28557a4d2215 101 do {
gertk 0:28557a4d2215 102 DelayMs(250);
gertk 0:28557a4d2215 103 CLRWDT();
gertk 0:28557a4d2215 104 } while(--i);
gertk 0:28557a4d2215 105 } while(--cnt);
gertk 0:28557a4d2215 106 }
gertk 0:28557a4d2215 107
gertk 0:28557a4d2215 108 #endif
gertk 0:28557a4d2215 109
gertk 0:28557a4d2215 110