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working code of bae with i2c
Fork of all_combined_week6 by
HK.cpp
- Committer:
- viswachaitanya
- Date:
- 2014-09-18
- Revision:
- 7:47e07755d9a4
- Parent:
- 6:82153349cc9b
File content as of revision 7:47e07755d9a4:
#include "HK.h" DigitalOut SelectLine3 (p24); // MSB of Select Lines DigitalOut SelectLine2 (p23); DigitalOut SelectLine1 (p22); DigitalOut SelectLine0 (p21); // LSB of Select Lines AnalogIn CurrentInput(p15); // Input from Current Multiplexer AnalogIn VoltageInput(p16); // Input from Voltage Multiplexer AnalogIn TemperatureInput(p17); // input from Temperature Multiplexer SensorData Sensor; int quantiz(float start,float step,float x) { int y=(x-start)/step; if(y<=0)y=0; if(y>=15)y=15; return y; } void init_beacon(ShortBeacy x){ x.Voltage[0]=1; x.AngularSpeed[0]=2; x.AngularSpeed[1]=3; x.SubsystemStatus[0]=145; x.Temp[0]=1; x.Temp[1]=2; x.Temp[2]=3; x.ErrorFlag[0]=3; } ShortBeacy Shortbeacon; void FUNC_HK_MAIN() { printf("\nEntered function HK MAIN\n"); init_beacon(Shortbeacon); int LoopIterator; SelectLine0=0; SelectLine1=0; SelectLine2=0; SelectLine3=0; for(LoopIterator=0; LoopIterator<16; LoopIterator++) { if(LoopIterator%2==0) { Sensor.Current[LoopIterator/2]=quantiz(cstart,cstep,((CurrentInput.read()*3.18)/(50*rsens))); Sensor.Voltage[LoopIterator/2]=quantiz(vstart,vstep,(VoltageInput.read()*3.18*5.37)); Sensor.Temperature[LoopIterator/2]=quantiz(tstart,tstep,(-90.7*3.18*TemperatureInput.read()+190.1543)); } else { Sensor.Current[(LoopIterator-1)/2]=(Sensor.Current[(LoopIterator-1)/2]<<4)+quantiz(cstart,cstep,((CurrentInput.read()*3.18)/(50*rsens))); Sensor.Voltage[(LoopIterator-1)/2]=(Sensor.Voltage[(LoopIterator-1)/2]<<4)+quantiz(vstart,vstep,(VoltageInput.read()*3.18*5.37)); Sensor.Temperature[(LoopIterator-1)/2]=(Sensor.Temperature[(LoopIterator-1)/2]<<4)+quantiz(tstart,tstep,(-90.7*3.18*TemperatureInput.read()+190.1543)); } // The following lines are used to iterate the select lines from 0 to 15 SelectLine0=!(SelectLine0); if(LoopIterator%2==1) SelectLine1=!(SelectLine1); if(LoopIterator%4==3) SelectLine2=!(SelectLine2); if(LoopIterator%8==7) SelectLine3=!(SelectLine3); wait_us(10.0); // A delay of 10 microseconds between each sensor output. Can be changed. } for(int i=0;i<8;i++) { printf("\nVoltage %d is %u\n",i,Sensor.Voltage[i]); printf("\nCurrent %d is %u\n",i,Sensor.Current[i]); printf("\nTemperature %d is %u\n",i,Sensor.Temperature[i]); } printf("\nExited function HK MAIN\n"); }