sakthi priya amirtharaj
/
BAE_vr2_1_3
i2c working with old hk
Fork of BAE_vr2_1_1 by
Diff: HK.cpp
- Revision:
- 0:8b0d43fe6c05
- Child:
- 13:1b37d98840d3
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/HK.cpp Wed Sep 10 06:41:21 2014 +0000 @@ -0,0 +1,79 @@ +#include "HK.h" + +DigitalOut SelectLine3 (D4); // MSB of Select Lines +DigitalOut SelectLine2 (D3); +DigitalOut SelectLine1 (D2); +DigitalOut SelectLine0 (D1); // LSB of Select Lines + +AnalogIn CurrentInput(A1); // Input from Current Multiplexer +AnalogIn VoltageInput(A2); // Input from Voltage Multiplexer +AnalogIn TemperatureInput(A3); // 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; +} +ShortBeacy Shortbeacon; +void init_beacon(ShortBeacy x){ + ; +} + + +void FUNC_HK_MAIN() +{ + printf("\nEntered function HK MAIN\n"); + + Shortbeacon.Voltage[0]=1; + Shortbeacon.AngularSpeed[0]=2; + Shortbeacon.AngularSpeed[1]=3; + Shortbeacon.SubsystemStatus[0]=145; + Shortbeacon.Temp[0]=1; + Shortbeacon.Temp[1]=2; + Shortbeacon.Temp[2]=3; + Shortbeacon.ErrorFlag[0]=3; + + 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. + + } + + printf("\nVoltage is %u\n",Shortbeacon.Voltage[0]); + printf("\nCurrent is %u\n",Shortbeacon.Temp[0]); + + + + printf("\nExited function HK MAIN\n"); +}