Vizic Technologies / Mbed 2 deprecated ListContents_SG2

List File Contents on a microSD card Demo, FAT16/FAT32 - MBED + SmartGPU2 board

Dependencies:   SMARTGPU2 mbed

main.cpp@0:83fce1a82d67, 2013-07-10 (annotated)

Committer:
emmanuelchio
Date:
Wed Jul 10 03:34:16 2013 +0000
Revision:
0:83fce1a82d67
Child:
1:dee5e71f05bd
List File Contents of microSD card Demo - MBED + SmartGPU2 board

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emmanuelchio 0:83fce1a82d67 1 /**************************************************************************************/
emmanuelchio 0:83fce1a82d67 2 /*SMARTGPU2 intelligent embedded graphics processor unit
emmanuelchio 0:83fce1a82d67 3 those examples are for use the SMARTGPU2 with the mbed microcontoller, just connect tx,rx,and reset
emmanuelchio 0:83fce1a82d67 4 Board:
emmanuelchio 0:83fce1a82d67 5 http://vizictechnologies.com/#/smart-gpu-2/4577779046
emmanuelchio 0:83fce1a82d67 6
emmanuelchio 0:83fce1a82d67 7 www.vizictechnologies.com
emmanuelchio 0:83fce1a82d67 8 Vizic Technologies copyright 2013 */
emmanuelchio 0:83fce1a82d67 9 /**************************************************************************************/
emmanuelchio 0:83fce1a82d67 10 /**************************************************************************************/
emmanuelchio 0:83fce1a82d67 11
emmanuelchio 0:83fce1a82d67 12 /********************************************************
emmanuelchio 0:83fce1a82d67 13 This simple sketch does the next:
emmanuelchio 0:83fce1a82d67 14 1.- list the dirs and files
emmanuelchio 0:83fce1a82d67 15 2.- print the number of dirs and files
emmanuelchio 0:83fce1a82d67 16 3.- print the names while they fit
emmanuelchio 0:83fce1a82d67 17 ********************************************************/
emmanuelchio 0:83fce1a82d67 18
emmanuelchio 0:83fce1a82d67 19 #include "mbed.h"
emmanuelchio 0:83fce1a82d67 20 #include "SMARTGPU2.h"
emmanuelchio 0:83fce1a82d67 21
emmanuelchio 0:83fce1a82d67 22 SMARTGPU2 lcd(TXPIN,RXPIN,RESETPIN); //create our object called "lcd"
emmanuelchio 0:83fce1a82d67 23
emmanuelchio 0:83fce1a82d67 24 FILERESULT res; //create the variable that will store all SMARTGPU2 commands responses
emmanuelchio 0:83fce1a82d67 25
emmanuelchio 0:83fce1a82d67 26 unsigned int row=10;
emmanuelchio 0:83fce1a82d67 27
emmanuelchio 0:83fce1a82d67 28 //function that loops forever on error
emmanuelchio 0:83fce1a82d67 29 void die(unsigned char response){ //if the response is different than OK, print and loop forever
emmanuelchio 0:83fce1a82d67 30 NUMBEROFBYTES charsPrint;
emmanuelchio 0:83fce1a82d67 31 if(response!=F_OK){
emmanuelchio 0:83fce1a82d67 32 lcd.string(10,row,319,239,"Error on microSD... forever loop@",&charsPrint);
emmanuelchio 0:83fce1a82d67 33 while(1);
emmanuelchio 0:83fce1a82d67 34 }
emmanuelchio 0:83fce1a82d67 35 }
emmanuelchio 0:83fce1a82d67 36
emmanuelchio 0:83fce1a82d67 37 /***************************************************/
emmanuelchio 0:83fce1a82d67 38 /***************************************************/
emmanuelchio 0:83fce1a82d67 39 void initializeSmartGPU2(void){ //Initialize SMARTGPU2 Board
emmanuelchio 0:83fce1a82d67 40 lcd.reset(); //physically reset SMARTGPU2
emmanuelchio 0:83fce1a82d67 41 lcd.start(); //initialize the SMARTGPU2 processor
emmanuelchio 0:83fce1a82d67 42 }
emmanuelchio 0:83fce1a82d67 43
emmanuelchio 0:83fce1a82d67 44 /***************************************************/
emmanuelchio 0:83fce1a82d67 45 /***************************************************/
emmanuelchio 0:83fce1a82d67 46 /***************************************************/
emmanuelchio 0:83fce1a82d67 47 /***************************************************/
emmanuelchio 0:83fce1a82d67 48 int main() {
emmanuelchio 0:83fce1a82d67 49 char buffer[100]={0};
emmanuelchio 0:83fce1a82d67 50 unsigned int dirs=0, files=0, i=0;
emmanuelchio 0:83fce1a82d67 51 NUMBEROFBYTES charsPrinted;
emmanuelchio 0:83fce1a82d67 52
emmanuelchio 0:83fce1a82d67 53 initializeSmartGPU2(); //Init communication with SmartGPU2 board
emmanuelchio 0:83fce1a82d67 54
emmanuelchio 0:83fce1a82d67 55 //strings config
emmanuelchio 0:83fce1a82d67 56 lcd.setTextColour(GREEN);
emmanuelchio 0:83fce1a82d67 57 lcd.setTextSize(FONT1);
emmanuelchio 0:83fce1a82d67 58
emmanuelchio 0:83fce1a82d67 59 lcd.string(10,row,319,239,"List dirs, files + print names demo!",&charsPrinted); row+=20;
emmanuelchio 0:83fce1a82d67 60 lcd.setTextSize(FONT0);
emmanuelchio 0:83fce1a82d67 61 lcd.string(10,row,319,239,"List Dirs and Files...",&charsPrinted); row+=15;
emmanuelchio 0:83fce1a82d67 62 res=lcd.SDFgetList(&dirs,&files); //obtain dirs and files
emmanuelchio 0:83fce1a82d67 63 die(res);
emmanuelchio 0:83fce1a82d67 64 lcd.string(10,row,319,239,"Dirs:",&charsPrinted);
emmanuelchio 0:83fce1a82d67 65 lcd.printNumber(40,row,dirs); //print the obtained directories
emmanuelchio 0:83fce1a82d67 66 lcd.string(70,row,319,239,"Files:",&charsPrinted);
emmanuelchio 0:83fce1a82d67 67 lcd.printNumber(105,row,files); //print the obtained files
emmanuelchio 0:83fce1a82d67 68 row+=15;
emmanuelchio 0:83fce1a82d67 69
emmanuelchio 0:83fce1a82d67 70 //print dir names
emmanuelchio 0:83fce1a82d67 71 lcd.string(10,row,319,239,"Dir Names--------------------",&charsPrinted); row+=12;
emmanuelchio 0:83fce1a82d67 72 for(i=0;i<dirs;i++){
emmanuelchio 0:83fce1a82d67 73 res=lcd.SDFgetDirName(i,buffer); //get Dir number i name in buffer
emmanuelchio 0:83fce1a82d67 74 die(res);
emmanuelchio 0:83fce1a82d67 75 lcd.string(10,row,319,239,buffer,&charsPrinted); row+=12; //print the name if fit
emmanuelchio 0:83fce1a82d67 76 }
emmanuelchio 0:83fce1a82d67 77 row+=10;
emmanuelchio 0:83fce1a82d67 78 //print file names
emmanuelchio 0:83fce1a82d67 79 lcd.string(10,row,319,239,"File Names--------------------",&charsPrinted); row+=12;
emmanuelchio 0:83fce1a82d67 80 for(i=0;i<files;i++){
emmanuelchio 0:83fce1a82d67 81 res=lcd.SDFgetFileName(i,buffer); //get Dir number i name in buffer
emmanuelchio 0:83fce1a82d67 82 die(res);
emmanuelchio 0:83fce1a82d67 83 lcd.string(10,row,319,239,buffer,&charsPrinted); row+=12; //print the name if fit
emmanuelchio 0:83fce1a82d67 84 }
emmanuelchio 0:83fce1a82d67 85
emmanuelchio 0:83fce1a82d67 86 while(1); //loop forever
emmanuelchio 0:83fce1a82d67 87 }