SAFUAN CMS / Mbed 2 deprecated IMDCDPVPULSE_incomplete

not yet completed

Dependencies:   FatFileSystem MSCFileSystem TextLCD mbed

Fork of TextLCD_HelloWorld by Simon Ford

main.cpp@3:8228ff1c1999, 2016-05-04 (annotated)

Committer:
safuanCMS
Date:
Wed May 04 06:34:59 2016 +0000
Revision:
3:8228ff1c1999
Parent:
2:ad0b044d0a10
Child:
4:eda6dbfa1d1c
dpv pulse

Who changed what in which revision?

UserRevisionLine numberNew contents of line
simon 0:334327d1a416 1 #include "mbed.h"
simon 0:334327d1a416 2 #include "TextLCD.h"
safuanCMS 3:8228ff1c1999 3 #include "string"
safuanCMS 3:8228ff1c1999 4 #include "MSCFileSystem.h"
simon 0:334327d1a416 5
safuanCMS 3:8228ff1c1999 6 TextLCD lcd(p15, p16, p10, p11, p12, p13); // rs, e, d4-d7 ;LCD configuration
safuanCMS 3:8228ff1c1999 7
safuanCMS 3:8228ff1c1999 8 LocalFileSystem fs("fs");
safuanCMS 3:8228ff1c1999 9
safuanCMS 3:8228ff1c1999 10 AnalogOut aout(p18); //DAC
safuanCMS 3:8228ff1c1999 11 AnalogIn ain(p17); //ADC current read
safuanCMS 3:8228ff1c1999 12 DigitalIn pb(p9); //Switch
safuanCMS 3:8228ff1c1999 13 DigitalOut dout(LED1);
safuanCMS 3:8228ff1c1999 14 DigitalOut trig(p5); //
safuanCMS 3:8228ff1c1999 15 DigitalOut trigstop(p6); //
safuanCMS 3:8228ff1c1999 16 int pbb;
safuanCMS 3:8228ff1c1999 17
safuanCMS 3:8228ff1c1999 18 float mini = 0.4f,maxi = 1.2f,stepsize = 0.005f,highV=0,highC=0;
safuanCMS 3:8228ff1c1999 19 float pulsedur=0.5,step,sample,width=0.2,current,pulseamplitude=0.1;
safuanCMS 3:8228ff1c1999 20
safuanCMS 3:8228ff1c1999 21 void lcdprintnum(float number);
simon 0:334327d1a416 22
simon 0:334327d1a416 23 int main() {
safuanCMS 3:8228ff1c1999 24 lcd.cls();
safuanCMS 3:8228ff1c1999 25 pb.mode(PullDown);
safuanCMS 3:8228ff1c1999 26
safuanCMS 3:8228ff1c1999 27 while(1){
safuanCMS 3:8228ff1c1999 28 pbb=pb;
safuanCMS 3:8228ff1c1999 29 trig=0;
safuanCMS 3:8228ff1c1999 30 trigstop=0;
safuanCMS 3:8228ff1c1999 31 lcd.locate(0,0);
safuanCMS 3:8228ff1c1999 32 lcd.printf("DEVICE READY...");
safuanCMS 3:8228ff1c1999 33
safuanCMS 3:8228ff1c1999 34 if(pbb==1){
safuanCMS 3:8228ff1c1999 35 FILE *fp = fopen("/fs/test.csv","w");
safuanCMS 3:8228ff1c1999 36
safuanCMS 3:8228ff1c1999 37 lcd.cls();
safuanCMS 3:8228ff1c1999 38 wait(0.1);
safuanCMS 3:8228ff1c1999 39
safuanCMS 3:8228ff1c1999 40 lcd.locate(0,0);
safuanCMS 3:8228ff1c1999 41 lcd.printf("ScanRate:0.01V/s ");
safuanCMS 3:8228ff1c1999 42
safuanCMS 3:8228ff1c1999 43 for(float i = (mini/3.3); i < (maxi/3.3); i += (stepsize/3.3f)) {
safuanCMS 3:8228ff1c1999 44 aout=(i - (pulseamplitude/3.3)); //base voltage
safuanCMS 3:8228ff1c1999 45 wait(pulsedur-width); //base voltage duration, sample 1 here
safuanCMS 3:8228ff1c1999 46 aout=i; //pulse voltage
safuanCMS 3:8228ff1c1999 47 lcd.locate(0,1);
safuanCMS 3:8228ff1c1999 48 lcdprintnum(aout.read()*3.3);
safuanCMS 3:8228ff1c1999 49 lcd.printf(" V");
safuanCMS 3:8228ff1c1999 50 wait(width); //high pulse duration ; pulse = i
safuanCMS 3:8228ff1c1999 51 }
safuanCMS 3:8228ff1c1999 52 aout=0;
safuanCMS 3:8228ff1c1999 53 lcd.cls();
safuanCMS 3:8228ff1c1999 54 }
safuanCMS 3:8228ff1c1999 55 }
simon 0:334327d1a416 56 }
safuanCMS 3:8228ff1c1999 57
safuanCMS 3:8228ff1c1999 58 void lcdprintnum(float number){ //to display number on lcd
safuanCMS 3:8228ff1c1999 59 char aoutstring[10];
safuanCMS 3:8228ff1c1999 60 sprintf(aoutstring,"%.4f",(number)); //convert from float to string to display
safuanCMS 3:8228ff1c1999 61 lcd.printf(aoutstring);
safuanCMS 3:8228ff1c1999 62 }
safuanCMS 3:8228ff1c1999 63