not yet completed
Dependencies: FatFileSystem MSCFileSystem TextLCD mbed
Fork of TextLCD_HelloWorld by
main.cpp
- Committer:
- safuanCMS
- Date:
- 2016-05-04
- Revision:
- 3:8228ff1c1999
- Parent:
- 2:ad0b044d0a10
- Child:
- 4:eda6dbfa1d1c
File content as of revision 3:8228ff1c1999:
#include "mbed.h" #include "TextLCD.h" #include "string" #include "MSCFileSystem.h" TextLCD lcd(p15, p16, p10, p11, p12, p13); // rs, e, d4-d7 ;LCD configuration LocalFileSystem fs("fs"); AnalogOut aout(p18); //DAC AnalogIn ain(p17); //ADC current read DigitalIn pb(p9); //Switch DigitalOut dout(LED1); DigitalOut trig(p5); // DigitalOut trigstop(p6); // int pbb; float mini = 0.4f,maxi = 1.2f,stepsize = 0.005f,highV=0,highC=0; float pulsedur=0.5,step,sample,width=0.2,current,pulseamplitude=0.1; void lcdprintnum(float number); int main() { lcd.cls(); pb.mode(PullDown); while(1){ pbb=pb; trig=0; trigstop=0; lcd.locate(0,0); lcd.printf("DEVICE READY..."); if(pbb==1){ FILE *fp = fopen("/fs/test.csv","w"); lcd.cls(); wait(0.1); lcd.locate(0,0); lcd.printf("ScanRate:0.01V/s "); for(float i = (mini/3.3); i < (maxi/3.3); i += (stepsize/3.3f)) { aout=(i - (pulseamplitude/3.3)); //base voltage wait(pulsedur-width); //base voltage duration, sample 1 here aout=i; //pulse voltage lcd.locate(0,1); lcdprintnum(aout.read()*3.3); lcd.printf(" V"); wait(width); //high pulse duration ; pulse = i } aout=0; lcd.cls(); } } } void lcdprintnum(float number){ //to display number on lcd char aoutstring[10]; sprintf(aoutstring,"%.4f",(number)); //convert from float to string to display lcd.printf(aoutstring); }