tool/mbed/mbed-sdk/libraries/tests/mbed/analog/main.cpp

   1 #include "test_env.h"
   2
   3 #if defined(TARGET_K64F) | defined (TARGET_K22F)
   4 AnalogIn in(A0);
   5 AnalogOut out(DAC0_OUT);
   6
   7 #elif defined(TARGET_KL25Z)
   8 AnalogIn in(PTC2);
   9 AnalogOut out(PTE30);
  10
  11 #elif defined(TARGET_KL05Z)
  12 AnalogIn in(PTB11);  // D9
  13 AnalogOut out(PTB1); // D1
  14
  15 #elif defined(TARGET_KL46Z)
  16 AnalogIn in(PTB0);
  17 AnalogOut out(PTE30);
  18
  19 #elif defined(TARGET_LPC1549)
  20 AnalogIn in(A0);
  21 AnalogOut out(D12); //D12 is P0_12, the DAC output pin
  22
  23 // No DAC on these targets:
  24 //TARGET_NUCLEO_F030R8
  25 //TARGET_NUCLEO_F070RB
  26 //TARGET_NUCLEO_F103RB
  27 //TARGET_NUCLEO_F401RE
  28 //TARGET_NUCLEO_F411RE
  29 #elif defined(TARGET_NUCLEO_F072RB) || \
  30       defined(TARGET_NUCLEO_F091RC) || \
  31       defined(TARGET_NUCLEO_F302R8) || \
  32       defined(TARGET_NUCLEO_F303RE) || \
  33       defined(TARGET_NUCLEO_F334R8) || \
  34       defined(TARGET_NUCLEO_L053R8) || \
  35       defined(TARGET_NUCLEO_L073RZ) || \
  36       defined(TARGET_NUCLEO_L152RE)
  37 AnalogIn in(A0);
  38 AnalogOut out(A2); // DAC output
  39
  40 #elif defined(TARGET_ARCH_MAX)
  41 AnalogIn in(PA_0);
  42 AnalogOut out(PA_4);
  43
  44 #elif defined(TARGET_DISCO_F407VG)
  45 AnalogIn in(PC_5);
  46 AnalogOut out(PA_4);
  47
  48 #elif defined(TARGET_DISCO_F429ZI)
  49 AnalogIn in(PC_3);
  50 AnalogOut out(PA_5);
  51
  52 #elif defined(TARGET_MAX32600MBED)
  53 AnalogIn in(AIN_7P);
  54 AnalogOut out(AOUT_DO);
  55
  56 #else
  57 AnalogIn in(p17);
  58 AnalogOut out(p18);
  59
  60 #endif
  61
  62 #define ERROR_TOLLERANCE    0.05
  63
  64 int main() {
  65     bool check = true;
  66
  67     for (float out_value=0.0; out_value<1.1; out_value+=0.1) {
  68         out.write(out_value);
  69         wait(0.1);
  70
  71         float in_value = in.read();
  72         float diff = fabs(out_value - in_value);
  73         if (diff > ERROR_TOLLERANCE) {
  74             check = false;
  75             printf("ERROR (out:%.4f) - (in:%.4f) = (%.4f)"NL, out_value, in_value, diff);
  76         } else {
  77             printf("OK    (out:%.4f) - (in:%.4f) = (%.4f)"NL, out_value, in_value, diff);
  78         }
  79     }
  80
  81     notify_completion(check);
  82 }