Interactive Device Design / Mbed 2 deprecated LaTE_connectivity_indication_prototype

Code for one-to-one connectivity testing

Dependencies:   USBDevice mbed

main.cpp@0:60658097abea, 2014-11-03 (annotated)

Committer:
fil
Date:
Mon Nov 03 16:56:02 2014 +0000
Revision:
0:60658097abea
one to one connectivity test.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
fil 0:60658097abea 1 #include "mbed.h"
fil 0:60658097abea 2 #include "USBKeyboard.h"
fil 0:60658097abea 3
fil 0:60658097abea 4 SPI spi(PTD2, PTD3, PTD1); // mosi, miso, sclk
fil 0:60658097abea 5 DigitalOut csADC(PTD0); // chip select for the ADC
fil 0:60658097abea 6 DigitalOut csDAC(PTD5); // chip select for the DAC
fil 0:60658097abea 7 AnalogOut test_out(PTE30); // analog out
fil 0:60658097abea 8 AnalogIn test_in(PTB0); // analog in
fil 0:60658097abea 9 USBKeyboard keyboard;
fil 0:60658097abea 10
fil 0:60658097abea 11 PwmOut rled(LED_RED);
fil 0:60658097abea 12 //PwmOut gled(LED_GREEN);
fil 0:60658097abea 13 //PwmOut bled(LED_BLUE);
fil 0:60658097abea 14
fil 0:60658097abea 15 int main() {
fil 0:60658097abea 16
fil 0:60658097abea 17 rled = 1.0;
fil 0:60658097abea 18 //spi.format(8,0);
fil 0:60658097abea 19 //spi.frequency(1000000);
fil 0:60658097abea 20
fil 0:60658097abea 21 csADC = 1;
fil 0:60658097abea 22 csDAC = 1;
fil 0:60658097abea 23 test_sig = 0.1;
fil 0:60658097abea 24 wait(0.1);
fil 0:60658097abea 25 csDAC = 0;
fil 0:60658097abea 26 int intermediary = spi.write(0xFF);
fil 0:60658097abea 27 wait(0.01);
fil 0:60658097abea 28 csDAC = 1;
fil 0:60658097abea 29 csADC = 0;
fil 0:60658097abea 30 int out = spi.write(0x00);
fil 0:60658097abea 31 csADC = 1;
fil 0:60658097abea 32 test_out.write(0.01);
fil 0:60658097abea 33
fil 0:60658097abea 34 while(1) {
fil 0:60658097abea 35 //test_out.write(0.01);
fil 0:60658097abea 36 //keyboard.printf("%f ",test_in.read());
fil 0:60658097abea 37 //keyboard.printf("%f \n",test_out.read());
fil 0:60658097abea 38 float th_low = test_out.read()*0.8;
fil 0:60658097abea 39 float th_high = test_out.read()*1.2;
fil 0:60658097abea 40 if ((test_in.read() > th_low) && (test_in.read() < th_high))
fil 0:60658097abea 41 rled = 0.0;
fil 0:60658097abea 42 else
fil 0:60658097abea 43 rled = 1.0;
fil 0:60658097abea 44 //keyboard.printf("%f ", th_low); keyboard.printf("%f ", test_in.read()); keyboard.printf("%f \n", th_high);
fil 0:60658097abea 45 wait(0.5);
fil 0:60658097abea 46 }
fil 0:60658097abea 47 }