SD_Card_Control - SD-Card Control Program / Using Micro-SD / based…

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Kenji Arai / Mbed 2 deprecated SD_Card_Control

SD-Card Control Program / Using Micro-SD / based on SDCardTest Program (http://mbed.org/users/simon/programs/SDCardTest/gpdz4x/)

Dependencies: mbed SDFileSystem

Please refer following my Notebook page.
/users/kenjiArai/notebook/sd-card-control-new/#

main.cpp@0:3bd1cdc1f3f4, 2010-04-04 (annotated)

Committer:: kenjiArai
Date:: Sun Apr 04 00:42:58 2010 +0000
Revision:: 0:3bd1cdc1f3f4
Child:: 1:484feaf2da84

Who changed what in which revision?

User	Revision	Line number	New contents of line
kenjiArai	0:3bd1cdc1f3f4	1	//-----------------------------------------------------------------------------------------------------------
kenjiArai	0:3bd1cdc1f3f4	2	// SD-Card Control Program
kenjiArai	0:3bd1cdc1f3f4	3	// (c)2010 Kenji Arai / JH1PJL
kenjiArai	0:3bd1cdc1f3f4	4	// http://www.page.sannet.ne.jp/kenjia/index.html
kenjiArai	0:3bd1cdc1f3f4	5	// March 28th,2010 Started
kenjiArai	0:3bd1cdc1f3f4	6	// April 3rd,2010
kenjiArai	0:3bd1cdc1f3f4	7	//-----------------------------------------------------------------------------------------------------------
kenjiArai	0:3bd1cdc1f3f4	8	// Function
kenjiArai	0:3bd1cdc1f3f4	9	// 5 channeles ADC data records into a file which is located in SD-Card
kenjiArai	0:3bd1cdc1f3f4	10	// If USE_LCD = 1, data shows on a Text LCD
kenjiArai	0:3bd1cdc1f3f4	11	// If USE_RTC = 1, time stamp also writes in the file
kenjiArai	0:3bd1cdc1f3f4	12	// Connection
kenjiArai	0:3bd1cdc1f3f4	13	// Analog input PIN 15,16,17,19,20
kenjiArai	0:3bd1cdc1f3f4	14	// LCD PIN 22,23,24,25,26,27,28
kenjiArai	0:3bd1cdc1f3f4	15	// -> CAUTION!! pin assignment is different
kenjiArai	0:3bd1cdc1f3f4	16	// with " http://mbed.org/projects/cookbook/wiki/TextLCD "
kenjiArai	0:3bd1cdc1f3f4	17	// RTC PIN 3 needs to connect 3V Battery
kenjiArai	0:3bd1cdc1f3f4	18	// -> Please refer my program " RTC_w_COM" for time adjustment
kenjiArai	0:3bd1cdc1f3f4	19	// at " http://mbed.org/users/kenjiArai/programs/RTC_w_COM/5yi9a/ "
kenjiArai	0:3bd1cdc1f3f4	20	//-----------------------------------------------------------------------------------------------------------
kenjiArai	0:3bd1cdc1f3f4	21	#include "mbed.h"
kenjiArai	0:3bd1cdc1f3f4	22	#include "TextLCD.h"
kenjiArai	0:3bd1cdc1f3f4	23	#include "SDFileSystem.h"
kenjiArai	0:3bd1cdc1f3f4	24
kenjiArai	0:3bd1cdc1f3f4	25	#define DEBUG 1 // 1= Shows progress on PC via USB ( virtual COM line)
kenjiArai	0:3bd1cdc1f3f4	26	#define USE_LCD 1 // 1= Display the data on LCD
kenjiArai	0:3bd1cdc1f3f4	27	#define USE_RTC 1 // 1= Use RTC (need 3V supply and time adjustment before use)
kenjiArai	0:3bd1cdc1f3f4	28
kenjiArai	0:3bd1cdc1f3f4	29	#define NO_OF_SAMPLE 100 // Total recording length -> unit=sec
kenjiArai	0:3bd1cdc1f3f4	30	#define TIM_INTVL 10 // Insert time stamp in the file every ?? sec
kenjiArai	0:3bd1cdc1f3f4	31
kenjiArai	0:3bd1cdc1f3f4	32	DigitalOut myled(LED1); // Indicate the sampling period
kenjiArai	0:3bd1cdc1f3f4	33
kenjiArai	0:3bd1cdc1f3f4	34	#if USE_LCD
kenjiArai	0:3bd1cdc1f3f4	35	TextLCD lcd(p22, p28, p27, p26, p25, p24, p23, 40, 2); // rs,rw,e,d0,d1,d2,d3,40char's x 2 lines
kenjiArai	0:3bd1cdc1f3f4	36	#endif
kenjiArai	0:3bd1cdc1f3f4	37
kenjiArai	0:3bd1cdc1f3f4	38	AnalogIn ain_G_X(p15); // G Sensor
kenjiArai	0:3bd1cdc1f3f4	39	AnalogIn ain_G_Y(p16); // G Sensor
kenjiArai	0:3bd1cdc1f3f4	40	AnalogIn ain_G_Z(p17); // G Sensor
kenjiArai	0:3bd1cdc1f3f4	41	AnalogIn ain_BAT(p19); // Battery Volt
kenjiArai	0:3bd1cdc1f3f4	42	AnalogIn ain_TEMP(p20); // Temperature Sensor
kenjiArai	0:3bd1cdc1f3f4	43
kenjiArai	0:3bd1cdc1f3f4	44	SDFileSystem sd(p5, p6, p7, p8, "sd");
kenjiArai	0:3bd1cdc1f3f4	45
kenjiArai	0:3bd1cdc1f3f4	46	#if DEBUG
kenjiArai	0:3bd1cdc1f3f4	47	Serial pc(USBTX, USBRX);
kenjiArai	0:3bd1cdc1f3f4	48	#endif
kenjiArai	0:3bd1cdc1f3f4	49
kenjiArai	0:3bd1cdc1f3f4	50	int main() {
kenjiArai	0:3bd1cdc1f3f4	51	char buf[40]; // data buffer for text
kenjiArai	0:3bd1cdc1f3f4	52	int count; // count for number of record
kenjiArai	0:3bd1cdc1f3f4	53	float x,y,z,b,t; // Analog data
kenjiArai	0:3bd1cdc1f3f4	54	#if USE_RTC
kenjiArai	0:3bd1cdc1f3f4	55	time_t seconds, old_sec; // RTC data based on seconds
kenjiArai	0:3bd1cdc1f3f4	56	int i;
kenjiArai	0:3bd1cdc1f3f4	57	#endif
kenjiArai	0:3bd1cdc1f3f4	58
kenjiArai	0:3bd1cdc1f3f4	59	// Open the file
kenjiArai	0:3bd1cdc1f3f4	60	#if USE_RTC
kenjiArai	0:3bd1cdc1f3f4	61	seconds = time(NULL);
kenjiArai	0:3bd1cdc1f3f4	62	seconds %= 100000000; // Adjust 8 charcters file name
kenjiArai	0:3bd1cdc1f3f4	63	sprintf(buf,"/sd/%d.txt",seconds); // File name is defined based on time from 1970/1/1
kenjiArai	0:3bd1cdc1f3f4	64	FILE *fp = fopen(buf, "w"); // Open "out.txt" on the local file system for writing
kenjiArai	0:3bd1cdc1f3f4	65	#if DEBUG
kenjiArai	0:3bd1cdc1f3f4	66	printf("\r\n %s \r\n", buf); // File name on the screen
kenjiArai	0:3bd1cdc1f3f4	67	printf(" use RTC\r\n");
kenjiArai	0:3bd1cdc1f3f4	68	#endif
kenjiArai	0:3bd1cdc1f3f4	69	#else
kenjiArai	0:3bd1cdc1f3f4	70	FILE *fp = fopen("/sd/out.txt", "w");// Open "out.txt" on the local file system for writing
kenjiArai	0:3bd1cdc1f3f4	71	#if DEBUG
kenjiArai	0:3bd1cdc1f3f4	72	printf("\r\n /sd/out.txt\r\n"); // File name on the screen
kenjiArai	0:3bd1cdc1f3f4	73	printf(" Not use RTC\r\n");
kenjiArai	0:3bd1cdc1f3f4	74	#endif
kenjiArai	0:3bd1cdc1f3f4	75	#endif
kenjiArai	0:3bd1cdc1f3f4	76	if(fp == NULL) {
kenjiArai	0:3bd1cdc1f3f4	77	// File not open and stop
kenjiArai	0:3bd1cdc1f3f4	78	#if USE_LCD
kenjiArai	0:3bd1cdc1f3f4	79	lcd.printf(" Could not open file for write\n");
kenjiArai	0:3bd1cdc1f3f4	80	#endif
kenjiArai	0:3bd1cdc1f3f4	81	#if DEBUG
kenjiArai	0:3bd1cdc1f3f4	82	printf( "\r\n Could not open file for write\r\n");
kenjiArai	0:3bd1cdc1f3f4	83	#endif
kenjiArai	0:3bd1cdc1f3f4	84	while(1) ;
kenjiArai	0:3bd1cdc1f3f4	85	}
kenjiArai	0:3bd1cdc1f3f4	86	// Success file access
kenjiArai	0:3bd1cdc1f3f4	87	fprintf(fp, "This is a test program for logging /by JH1PJL\r\n");
kenjiArai	0:3bd1cdc1f3f4	88	#if DEBUG
kenjiArai	0:3bd1cdc1f3f4	89	printf( "This is a test program for logging /by JH1PJL\r\n");
kenjiArai	0:3bd1cdc1f3f4	90	printf("\r\nStart sampling\r\n");
kenjiArai	0:3bd1cdc1f3f4	91	#endif
kenjiArai	0:3bd1cdc1f3f4	92	#if USE_LCD
kenjiArai	0:3bd1cdc1f3f4	93	lcd.cls();
kenjiArai	0:3bd1cdc1f3f4	94	#endif
kenjiArai	0:3bd1cdc1f3f4	95
kenjiArai	0:3bd1cdc1f3f4	96	count = 0; // Initialze counter
kenjiArai	0:3bd1cdc1f3f4	97	#if USE_RTC
kenjiArai	0:3bd1cdc1f3f4	98	seconds = time(NULL); // Put time stamp in the file
kenjiArai	0:3bd1cdc1f3f4	99	old_sec = seconds;
kenjiArai	0:3bd1cdc1f3f4	100	strftime(buf,40, "Time:%I:%M:%S %p, %Y/%m/%d\r\n", localtime(&seconds));
kenjiArai	0:3bd1cdc1f3f4	101	fprintf(fp,buf);
kenjiArai	0:3bd1cdc1f3f4	102	#if DEBUG
kenjiArai	0:3bd1cdc1f3f4	103	printf(" %s \r\n", buf);
kenjiArai	0:3bd1cdc1f3f4	104	#endif
kenjiArai	0:3bd1cdc1f3f4	105	#endif
kenjiArai	0:3bd1cdc1f3f4	106	while(1) {
kenjiArai	0:3bd1cdc1f3f4	107	// check time interval (1sec)
kenjiArai	0:3bd1cdc1f3f4	108	#if USE_RTC
kenjiArai	0:3bd1cdc1f3f4	109	myled = 1;
kenjiArai	0:3bd1cdc1f3f4	110	wait(0.5);
kenjiArai	0:3bd1cdc1f3f4	111	myled = 0;
kenjiArai	0:3bd1cdc1f3f4	112	while ((seconds = time(NULL)) == old_sec) ; // Wait 1 sec for loop
kenjiArai	0:3bd1cdc1f3f4	113	old_sec = seconds;
kenjiArai	0:3bd1cdc1f3f4	114	#else
kenjiArai	0:3bd1cdc1f3f4	115	myled = 1;
kenjiArai	0:3bd1cdc1f3f4	116	wait(0.5);
kenjiArai	0:3bd1cdc1f3f4	117	myled = 0;
kenjiArai	0:3bd1cdc1f3f4	118	wait(0.5);
kenjiArai	0:3bd1cdc1f3f4	119	#endif
kenjiArai	0:3bd1cdc1f3f4	120	// Get analog data from each port
kenjiArai	0:3bd1cdc1f3f4	121	x=ain_G_X.read();
kenjiArai	0:3bd1cdc1f3f4	122	y=ain_G_Y.read();
kenjiArai	0:3bd1cdc1f3f4	123	z=ain_G_Z.read();
kenjiArai	0:3bd1cdc1f3f4	124	b=ain_BAT.read();
kenjiArai	0:3bd1cdc1f3f4	125	t=ain_TEMP.read();
kenjiArai	0:3bd1cdc1f3f4	126	// Write data into the file
kenjiArai	0:3bd1cdc1f3f4	127	sprintf(buf, "G-Sen, %f, %f, %f \r\n", x, y, z);
kenjiArai	0:3bd1cdc1f3f4	128	fprintf(fp,buf);
kenjiArai	0:3bd1cdc1f3f4	129	#if USE_LCD
kenjiArai	0:3bd1cdc1f3f4	130	lcd.locate(0, 0); // 1st line top
kenjiArai	0:3bd1cdc1f3f4	131	lcd.printf(buf);
kenjiArai	0:3bd1cdc1f3f4	132	#endif
kenjiArai	0:3bd1cdc1f3f4	133	#if DEBUG
kenjiArai	0:3bd1cdc1f3f4	134	printf(" %s", buf);
kenjiArai	0:3bd1cdc1f3f4	135	#endif
kenjiArai	0:3bd1cdc1f3f4	136	sprintf(buf, "VB, %f, T, %f \r\n", b, t);
kenjiArai	0:3bd1cdc1f3f4	137	fprintf(fp,buf);
kenjiArai	0:3bd1cdc1f3f4	138	#if USE_LCD
kenjiArai	0:3bd1cdc1f3f4	139	lcd.locate(0, 1); // 2nd line top
kenjiArai	0:3bd1cdc1f3f4	140	lcd.printf(buf);
kenjiArai	0:3bd1cdc1f3f4	141	#endif
kenjiArai	0:3bd1cdc1f3f4	142	#if DEBUG
kenjiArai	0:3bd1cdc1f3f4	143	printf(" %s", buf);
kenjiArai	0:3bd1cdc1f3f4	144	#endif
kenjiArai	0:3bd1cdc1f3f4	145	// if reach to expected data number then finsh
kenjiArai	0:3bd1cdc1f3f4	146	if (++count > NO_OF_SAMPLE){
kenjiArai	0:3bd1cdc1f3f4	147	break;
kenjiArai	0:3bd1cdc1f3f4	148	}
kenjiArai	0:3bd1cdc1f3f4	149	// Set time satmp
kenjiArai	0:3bd1cdc1f3f4	150	#if USE_RTC
kenjiArai	0:3bd1cdc1f3f4	151	i = count / TIM_INTVL;
kenjiArai	0:3bd1cdc1f3f4	152	if (count == i * TIM_INTVL){
kenjiArai	0:3bd1cdc1f3f4	153	//seconds = time(NULL); // this line is wrong! BUG
kenjiArai	0:3bd1cdc1f3f4	154	strftime(buf,40, "Time:%I:%M:%S %p, %Y/%m/%d\r\n", localtime(&seconds));
kenjiArai	0:3bd1cdc1f3f4	155	fprintf(fp, buf);
kenjiArai	0:3bd1cdc1f3f4	156	#if DEBUG
kenjiArai	0:3bd1cdc1f3f4	157	printf(" %s", buf);
kenjiArai	0:3bd1cdc1f3f4	158	#endif
kenjiArai	0:3bd1cdc1f3f4	159	}
kenjiArai	0:3bd1cdc1f3f4	160	#endif
kenjiArai	0:3bd1cdc1f3f4	161	#if DEBUG
kenjiArai	0:3bd1cdc1f3f4	162	printf("Sampling #%d/end=%d\r\n", count, NO_OF_SAMPLE);
kenjiArai	0:3bd1cdc1f3f4	163	#endif
kenjiArai	0:3bd1cdc1f3f4	164	}
kenjiArai	0:3bd1cdc1f3f4	165	// Set time satmp
kenjiArai	0:3bd1cdc1f3f4	166	#if USE_RTC
kenjiArai	0:3bd1cdc1f3f4	167	sprintf(buf,"Sampling numbers: %d\r\n", count-1);
kenjiArai	0:3bd1cdc1f3f4	168	fprintf(fp, buf);
kenjiArai	0:3bd1cdc1f3f4	169	seconds = time(NULL);
kenjiArai	0:3bd1cdc1f3f4	170	strftime(buf,40, "Time:%I:%M:%S %p, %Y/%m/%d\r\n", localtime(&seconds));
kenjiArai	0:3bd1cdc1f3f4	171	fprintf(fp, buf);
kenjiArai	0:3bd1cdc1f3f4	172	#if DEBUG
kenjiArai	0:3bd1cdc1f3f4	173	printf(" %s", buf);
kenjiArai	0:3bd1cdc1f3f4	174	#endif
kenjiArai	0:3bd1cdc1f3f4	175	#endif
kenjiArai	0:3bd1cdc1f3f4	176	fclose(fp);
kenjiArai	0:3bd1cdc1f3f4	177	// for debug
kenjiArai	0:3bd1cdc1f3f4	178	#if DEBUG
kenjiArai	0:3bd1cdc1f3f4	179	printf("\r\nFinished sampling\r\n");
kenjiArai	0:3bd1cdc1f3f4	180	#endif
kenjiArai	0:3bd1cdc1f3f4	181	}
kenjiArai	0:3bd1cdc1f3f4	182

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	04 Apr 2010
Imports:	396
Forks:	0
Commits:	8
Dependents:	0
Dependencies:	2
Followers:	4

The code in this repository is Apache licensed.

main.cpp@0:3bd1cdc1f3f4, 2010-04-04 (annotated)

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