1hourMaster - Master 1 hr . takes input form the serial connect…

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manu jose / Mbed 2 deprecated 1hourMaster

Master 1 hr . takes input form the serial connection of PC

problemb1.h@0:219eacd4c264, 2010-12-04 (annotated)

Committer:: manujose
Date:: Sat Dec 04 06:10:16 2010 +0000
Revision:: 0:219eacd4c264

Who changed what in which revision?

User	Revision	Line number	New contents of line
manujose	0:219eacd4c264	1	#ifndef PROBLEMB1_H_
manujose	0:219eacd4c264	2	#define PROBLEMB1_H_
manujose	0:219eacd4c264	3	#include "mbed.h"
manujose	0:219eacd4c264	4	#include "decl.h"
manujose	0:219eacd4c264	5	#include "pqueue.h"
manujose	0:219eacd4c264	6
manujose	0:219eacd4c264	7	pQueue globalQ;
manujose	0:219eacd4c264	8	unsigned int gTime =0;
manujose	0:219eacd4c264	9	int B;
manujose	0:219eacd4c264	10
manujose	0:219eacd4c264	11
manujose	0:219eacd4c264	12	timeval ideal_trg_time[100];
manujose	0:219eacd4c264	13	int ideal_trg_time_index = 0;
manujose	0:219eacd4c264	14
manujose	0:219eacd4c264	15	timeval pps;
manujose	0:219eacd4c264	16
manujose	0:219eacd4c264	17	union {
manujose	0:219eacd4c264	18	unsigned int t;
manujose	0:219eacd4c264	19	char BYTE[4];
manujose	0:219eacd4c264	20	}t1,t2,t3,t4;
manujose	0:219eacd4c264	21
manujose	0:219eacd4c264	22
manujose	0:219eacd4c264	23
manujose	0:219eacd4c264	24	void initialSetup(void) {
manujose	0:219eacd4c264	25	// doing capture register for now, so use timer 2
manujose	0:219eacd4c264	26	LPC_SC->PCLKSEL1 \|= (0x01 << 12); //set the frequency REF: USER MANULA TAB 40,41,42 ?? check
manujose	0:219eacd4c264	27	LPC_SC-> PCONP \|= (0x3 << 22); // timer 2
manujose	0:219eacd4c264	28
manujose	0:219eacd4c264	29	//LPC_TIM2->TCR = 0x2; // Reset and set to timer mode
manujose	0:219eacd4c264	30
manujose	0:219eacd4c264	31	// Select PIN
manujose	0:219eacd4c264	32
manujose	0:219eacd4c264	33	LPC_PINCON->PINSEL0 \|= (0xf << 8);
manujose	0:219eacd4c264	34	LPC_TIM2->CCR \|= 0x07;// doing capture register for now, so use timer 2
manujose	0:219eacd4c264	35
manujose	0:219eacd4c264	36	LPC_TIM2->MR0 = RESET_42;
manujose	0:219eacd4c264	37	LPC_TIM2->MCR = 3; // Interrupt, Stop, and Reset on match
manujose	0:219eacd4c264	38
manujose	0:219eacd4c264	39	//LPC_TIM2->TCR = 0x2; // Reset and set to timer mode
manujose	0:219eacd4c264	40
manujose	0:219eacd4c264	41	LPC_TIM2->TCR = 0x1;
manujose	0:219eacd4c264	42
manujose	0:219eacd4c264	43
manujose	0:219eacd4c264	44	// ================ //
manujose	0:219eacd4c264	45
manujose	0:219eacd4c264	46
manujose	0:219eacd4c264	47
manujose	0:219eacd4c264	48
manujose	0:219eacd4c264	49	/*LPC_SC->PCLKSEL0 \|= 0x04; //set the frequency REF: USER MANULA TAB 40,41,42 ?? check
manujose	0:219eacd4c264	50
manujose	0:219eacd4c264	51	LPC_SC-> PCONP \|= 1 << 1; // Power on Timer0
manujose	0:219eacd4c264	52
manujose	0:219eacd4c264	53	LPC_TIM0->TCR = 0x2; // Reset and set to timer mode
manujose	0:219eacd4c264	54	LPC_TIM0->CTCR = 0x0;
manujose	0:219eacd4c264	55	LPC_TIM0->PR = 0; // No prescale
manujose	0:219eacd4c264	56	//LPC_TIM0->MR0 = 0xF0537000 ; // Match count for 100mS
manujose	0:219eacd4c264	57	LPC_TIM0->MR0 = RESET_42;
manujose	0:219eacd4c264	58	LPC_TIM0->MCR = 3; // Interrupt, Stop, and Reset on match
manujose	0:219eacd4c264	59
manujose	0:219eacd4c264	60
manujose	0:219eacd4c264	61	LPC_TIM0->TCR = 1; // Enable Timer0
manujose	0:219eacd4c264	62	// Enable the ISR vector
manujose	0:219eacd4c264	63	*/
manujose	0:219eacd4c264	64	NVIC_SetVector (TIMER2_IRQn, (uint32_t)&Timer0_IRQHandler);
manujose	0:219eacd4c264	65	NVIC_EnableIRQ(TIMER2_IRQn);
manujose	0:219eacd4c264	66
manujose	0:219eacd4c264	67	// LPC_TIM0->MCR \|= 11; //for mr1 and mr0
manujose	0:219eacd4c264	68	//queue set up
manujose	0:219eacd4c264	69	globalQ.numEle = 0;
manujose	0:219eacd4c264	70	globalQ.head = NULL;
manujose	0:219eacd4c264	71	}
manujose	0:219eacd4c264	72	void Timer0_IRQHandler(void) {
manujose	0:219eacd4c264	73	// LPC_TIM0->IR=0xff;
manujose	0:219eacd4c264	74	//LPC_TIM0->MR0 = 0x5370;
manujose	0:219eacd4c264	75	if (LPC_TIM2->IR&1) {
manujose	0:219eacd4c264	76	gTime++;
manujose	0:219eacd4c264	77	// pc.printf("\ngtime = %X",LPC_TIM2->IR);
manujose	0:219eacd4c264	78	}
manujose	0:219eacd4c264	79	if ( (LPC_TIM2->IR >> 1)&1 ) { //RUN THE RUNAT TIME HIT
manujose	0:219eacd4c264	80	qEle *ele = pop(&globalQ);
manujose	0:219eacd4c264	81
manujose	0:219eacd4c264	82
manujose	0:219eacd4c264	83	ele->foo();
manujose	0:219eacd4c264	84
manujose	0:219eacd4c264	85	free(ele);
manujose	0:219eacd4c264	86
manujose	0:219eacd4c264	87	}
manujose	0:219eacd4c264	88	if ( (LPC_TIM2->IR >> 4 )& 1) { // run report toggle
manujose	0:219eacd4c264	89	timeval curT;
manujose	0:219eacd4c264	90	unsigned int nMSec = (LPC_TIM2->CR0)/CLK_FRQ;
manujose	0:219eacd4c264	91	// pc.printf(" THE mMSec = %d \n",nMSec);
manujose	0:219eacd4c264	92	unsigned int nSec = nMSec/1000000;
manujose	0:219eacd4c264	93	curT.tv_sec = gTime*42 + nSec;
manujose	0:219eacd4c264	94	curT.tv_usec = nMSec-(nSec*1000000);
manujose	0:219eacd4c264	95	gtrigFunc(&curT);
manujose	0:219eacd4c264	96
manujose	0:219eacd4c264	97	}
manujose	0:219eacd4c264	98
manujose	0:219eacd4c264	99	//check if more ele for schedule this time ?
manujose	0:219eacd4c264	100	//C if ((globalQ.numEle >0) && (globalQ.head->sched ==0)&& (globalQ.head->t.tv_sec <((gTime+1)*42))) {
manujose	0:219eacd4c264	101	//C globalQ.head->sched = 1;
manujose	0:219eacd4c264	102
manujose	0:219eacd4c264	103	// LPC_TIM0->MR1 = (globalQ.head->t.tv_sec-gTime42)96000000 +globalQ.head->t.tv_usec*96;
manujose	0:219eacd4c264	104	//C LPC_TIM2->MR1 = (globalQ.head->t.tv_sec-gTime42)CLK_FREQUENCY +globalQ.head->t.tv_usec*CLK_FRQ;
manujose	0:219eacd4c264	105	//C LPC_TIM2->MCR \|= 8;
manujose	0:219eacd4c264	106	// pc.printf("\n MR1 = %X",LPC_TIM2->MR1);
manujose	0:219eacd4c264	107
manujose	0:219eacd4c264	108
manujose	0:219eacd4c264	109	//C } else if (globalQ.head->sched == 0) //NO events in this gTime update yet .
manujose	0:219eacd4c264	110	//C { //turn off the match regiester 1 interrupts.
manujose	0:219eacd4c264	111	//C LPC_TIM2->MCR &= 3;
manujose	0:219eacd4c264	112	//C }
manujose	0:219eacd4c264	113
manujose	0:219eacd4c264	114	//Ctimeval t;
manujose	0:219eacd4c264	115	//C getTime(&t);
manujose	0:219eacd4c264	116	LPC_TIM2->IR = 0xff;
manujose	0:219eacd4c264	117	// pc.printf("INCREMENTING COUNTER or event %d \n",t.tv_sec);
manujose	0:219eacd4c264	118	}
manujose	0:219eacd4c264	119
manujose	0:219eacd4c264	120
manujose	0:219eacd4c264	121	void getTime(timeval *tv) {
manujose	0:219eacd4c264	122	unsigned int nMSec = (LPC_TIM2->TC)/CLK_FRQ; //gives num of micro sec
manujose	0:219eacd4c264	123	// unsigned int nMSec = (LPC_TIM0->TC + offset)/72;
manujose	0:219eacd4c264	124	unsigned int nSec = nMSec/1000000;
manujose	0:219eacd4c264	125	tv->tv_sec = gTime*42 + nSec;
manujose	0:219eacd4c264	126	// tv->tv_usec = (LPC_TIM0->TC)1000 + (float)(LPC_TIM0->PC)/( CLK_FREQUENCY 1000000);
manujose	0:219eacd4c264	127	tv->tv_usec = nMSec-(nSec*1000000);
manujose	0:219eacd4c264	128	}
manujose	0:219eacd4c264	129
manujose	0:219eacd4c264	130	int curTimeEqualGR(timeval *tv) {
manujose	0:219eacd4c264	131	timeval curT;
manujose	0:219eacd4c264	132	getTime(&curT);
manujose	0:219eacd4c264	133	if (curT.tv_sec == tv->tv_sec) {
manujose	0:219eacd4c264	134	if (curT.tv_usec == tv->tv_usec)
manujose	0:219eacd4c264	135	return 1;
manujose	0:219eacd4c264	136	else
manujose	0:219eacd4c264	137	pc.printf("WROING MICRO CALIBERATION\n");
manujose	0:219eacd4c264	138	return 1;
manujose	0:219eacd4c264	139	} else if (curT.tv_sec > tv->tv_sec) {
manujose	0:219eacd4c264	140	pc.printf("WRONG cur = %d and req = %d \n",curT.tv_sec, tv->tv_sec);
manujose	0:219eacd4c264	141	return 1;
manujose	0:219eacd4c264	142	}
manujose	0:219eacd4c264	143	return 0;
manujose	0:219eacd4c264	144	}
manujose	0:219eacd4c264	145	int runAtTime(void (schedFunc)(void), timeval tv) {
manujose	0:219eacd4c264	146	int ret =0;
manujose	0:219eacd4c264	147	ret = enqueue(&globalQ, *tv, schedFunc);
manujose	0:219eacd4c264	148	//C if (tv->tv_sec < (gTime+1)*42) {
manujose	0:219eacd4c264	149
manujose	0:219eacd4c264	150	//C if (globalQ.head->sched == 0) {
manujose	0:219eacd4c264	151
manujose	0:219eacd4c264	152	//C LPC_TIM2->MR1 = ((globalQ.head->t.tv_sec%42 )CLK_FREQUENCY+(globalQ.head->t.tv_usecCLK_FRQ));
manujose	0:219eacd4c264	153	//C globalQ.head->sched = 1;
manujose	0:219eacd4c264	154	//C LPC_TIM2->MCR \|= 8;
manujose	0:219eacd4c264	155	//C }
manujose	0:219eacd4c264	156	//C }
manujose	0:219eacd4c264	157	return ret;
manujose	0:219eacd4c264	158	}
manujose	0:219eacd4c264	159	void trigEX(timeval *tv) {
manujose	0:219eacd4c264	160	pc.printf(" Triggered at %d\n",tv->tv_sec);
manujose	0:219eacd4c264	161	}
manujose	0:219eacd4c264	162	void trigger(void) {
manujose	0:219eacd4c264	163	timeval curT;
manujose	0:219eacd4c264	164	unsigned int nMSec = (LPC_TIM2->CR0)/CLK_FRQ;
manujose	0:219eacd4c264	165	unsigned int nSec = nMSec/1000000;
manujose	0:219eacd4c264	166	curT.tv_sec = gTime*42 + nSec;
manujose	0:219eacd4c264	167	curT.tv_usec = nMSec-(nSec*1000000);
manujose	0:219eacd4c264	168	gtrigFunc(&curT);
manujose	0:219eacd4c264	169	}
manujose	0:219eacd4c264	170	void runAtTrigger(void(trigFunc)(timeval tv)) {
manujose	0:219eacd4c264	171	gtrigFunc = trigFunc;
manujose	0:219eacd4c264	172	// trig.rise(&trigger);
manujose	0:219eacd4c264	173	// trig.fall(&trigger);
manujose	0:219eacd4c264	174	// pc.printf("Runing runAtTrigger\n");
manujose	0:219eacd4c264	175	}
manujose	0:219eacd4c264	176
manujose	0:219eacd4c264	177
manujose	0:219eacd4c264	178	void resp_sync_request(void) {
manujose	0:219eacd4c264	179	union {
manujose	0:219eacd4c264	180	unsigned int t;
manujose	0:219eacd4c264	181	char BYTE[4];
manujose	0:219eacd4c264	182	} t2,t3;
manujose	0:219eacd4c264	183
manujose	0:219eacd4c264	184	t2.t = LPC_TIM2->TC;
manujose	0:219eacd4c264	185
manujose	0:219eacd4c264	186	// read the byte ;
manujose	0:219eacd4c264	187	sync.getc();
manujose	0:219eacd4c264	188	// pc.printf(" \n resp_sync_request t2 = %X \n",t2.t);
manujose	0:219eacd4c264	189
manujose	0:219eacd4c264	190	wait(0.5);
manujose	0:219eacd4c264	191	// read the present time
manujose	0:219eacd4c264	192	// serially send out the data over to the slave
manujose	0:219eacd4c264	193
manujose	0:219eacd4c264	194	sync.putc(t2.BYTE[0]);
manujose	0:219eacd4c264	195	sync.putc(t2.BYTE[1]);
manujose	0:219eacd4c264	196	sync.putc(t2.BYTE[2]);
manujose	0:219eacd4c264	197	sync.putc(t2.BYTE[3]);
manujose	0:219eacd4c264	198
manujose	0:219eacd4c264	199	// Get the present time;
manujose	0:219eacd4c264	200
manujose	0:219eacd4c264	201	t3.t = LPC_TIM2->TC;
manujose	0:219eacd4c264	202	sync.putc(t3.BYTE[0]);
manujose	0:219eacd4c264	203	sync.putc(t3.BYTE[1]);
manujose	0:219eacd4c264	204	sync.putc(t3.BYTE[2]);
manujose	0:219eacd4c264	205	sync.putc(t3.BYTE[3]);
manujose	0:219eacd4c264	206	B+=8;
manujose	0:219eacd4c264	207	// pc.printf(" Sync request %X & %X",t2.t, t3.t);
manujose	0:219eacd4c264	208	}
manujose	0:219eacd4c264	209
manujose	0:219eacd4c264	210	void pinToggle(void) {
manujose	0:219eacd4c264	211	toggle = !toggle;
manujose	0:219eacd4c264	212	//C pc.putc('T');
manujose	0:219eacd4c264	213	//C pps.tv_sec++;
manujose	0:219eacd4c264	214	//C runAtTime(&pinToggle,&pps);
manujose	0:219eacd4c264	215	}
manujose	0:219eacd4c264	216
manujose	0:219eacd4c264	217
manujose	0:219eacd4c264	218	void reportToggle(timeval *rt) {
manujose	0:219eacd4c264	219	int slv_trg_val = 0;
manujose	0:219eacd4c264	220	//slv_trg_val = LPC_TIM2->CR;
manujose	0:219eacd4c264	221
manujose	0:219eacd4c264	222	//pc.putc('T');
manujose	0:219eacd4c264	223
manujose	0:219eacd4c264	224	int slv_diff;
manujose	0:219eacd4c264	225	// load the CR0 value
manujose	0:219eacd4c264	226
manujose	0:219eacd4c264	227	// slv_diff = (rt->tv_sec - ideal_trg_time[ideal_trg_time_index].tv_sec)*1000000 +
manujose	0:219eacd4c264	228	// rt->tv_usec - ideal_trg_time[ideal_trg_time_index].tv_usec;
manujose	0:219eacd4c264	229
manujose	0:219eacd4c264	230	// pc.printf("\n %d %d %d %d ", rt->tv_sec, rt->tv_usec, ideal_trg_time[ideal_trg_time_index].tv_sec, \
manujose	0:219eacd4c264	231	// ideal_trg_time[ideal_trg_time_index].tv_usec);
manujose	0:219eacd4c264	232
manujose	0:219eacd4c264	233	// ideal_trg_time_index++;
manujose	0:219eacd4c264	234	//1 pps part.
manujose	0:219eacd4c264	235	//slv_diff = rt->tv_usec -ideal_trg_time[0].tv_usec;
manujose	0:219eacd4c264	236	timeval t;
manujose	0:219eacd4c264	237	getTime(&t);
manujose	0:219eacd4c264	238	if((globalQ.head->t.tv_sec > t.tv_sec) )
manujose	0:219eacd4c264	239	pc.printf(" NOT POPING ele = %d and usec =%d\n", globalQ.head->t.tv_sec, globalQ.head->t.tv_usec);
manujose	0:219eacd4c264	240
manujose	0:219eacd4c264	241	else
manujose	0:219eacd4c264	242	{
manujose	0:219eacd4c264	243	qEle *ele = pop(&globalQ);
manujose	0:219eacd4c264	244	if (ele) {
manujose	0:219eacd4c264	245	ele->foo();
manujose	0:219eacd4c264	246	free(ele);
manujose	0:219eacd4c264	247	slv_diff = rt->tv_usec - ele->t.tv_usec;
manujose	0:219eacd4c264	248	// pc.printf("THE DIFF is %d at sec =q %d --oc %d and usec = q %d --oc %d\n",slv_diff, ele->t.tv_sec,rt->tv_sec, ele->t.tv_usec,rt->tv_usec);
manujose	0:219eacd4c264	249	timeval t;
manujose	0:219eacd4c264	250	getTime(&t);
manujose	0:219eacd4c264	251	pc.printf(" %d and sec %d and usec = %d and from there %d \n",slv_diff,t.tv_sec, t.tv_usec,rt->tv_usec);
manujose	0:219eacd4c264	252	}
manujose	0:219eacd4c264	253	}
manujose	0:219eacd4c264	254
manujose	0:219eacd4c264	255	}
manujose	0:219eacd4c264	256
manujose	0:219eacd4c264	257
manujose	0:219eacd4c264	258
manujose	0:219eacd4c264	259
manujose	0:219eacd4c264	260	#endif

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	04 Dec 2010
Imports:	3
Forks:	0
Commits:	1
Dependents:	0
Dependencies:	1
Followers:	1

problemb1.h@0:219eacd4c264, 2010-12-04 (annotated)

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