mirror of https://github.com/ARMmbed/mbed-os.git
66 lines
1.6 KiB
C++
66 lines
1.6 KiB
C++
#include "test_env.h"
|
|
|
|
#if defined(TARGET_K64F) | defined (TARGET_K22F)
|
|
AnalogIn in(A0);
|
|
AnalogOut out(DAC0_OUT);
|
|
|
|
#elif defined(TARGET_KL25Z)
|
|
AnalogIn in(PTC2);
|
|
AnalogOut out(PTE30);
|
|
|
|
#elif defined(TARGET_KL05Z)
|
|
AnalogIn in(PTB11); // D9
|
|
AnalogOut out(PTB1); // D1
|
|
|
|
#elif defined(TARGET_KL46Z)
|
|
AnalogIn in(PTB0);
|
|
AnalogOut out(PTE30);
|
|
|
|
#elif defined(TARGET_LPC1549)
|
|
AnalogIn in(A0);
|
|
AnalogOut out(D12); //D12 is P0_12, the DAC output pin
|
|
|
|
// No DAC on these targets:
|
|
//TARGET_NUCLEO_F030R8
|
|
//TARGET_NUCLEO_F070RB
|
|
//TARGET_NUCLEO_F103RB
|
|
//TARGET_NUCLEO_F401RE
|
|
//TARGET_NUCLEO_F411RE
|
|
#elif defined(TARGET_NUCLEO_F072RB) || \
|
|
defined(TARGET_NUCLEO_F091RC) || \
|
|
defined(TARGET_NUCLEO_F302R8) || \
|
|
defined(TARGET_NUCLEO_F303RE) || \
|
|
defined(TARGET_NUCLEO_F334R8) || \
|
|
defined(TARGET_NUCLEO_L053R8) || \
|
|
defined(TARGET_NUCLEO_L073RZ) || \
|
|
defined(TARGET_NUCLEO_L152RE)
|
|
AnalogIn in(A0);
|
|
AnalogOut out(A2); // DAC output
|
|
|
|
#else
|
|
AnalogIn in(p17);
|
|
AnalogOut out(p18);
|
|
|
|
#endif
|
|
|
|
#define ERROR_TOLLERANCE 0.05
|
|
|
|
int main() {
|
|
bool check = true;
|
|
|
|
for (float out_value=0.0; out_value<1.1; out_value+=0.1) {
|
|
out.write(out_value);
|
|
wait(0.1);
|
|
|
|
float in_value = in.read();
|
|
float diff = fabs(out_value - in_value);
|
|
if (diff > ERROR_TOLLERANCE) {
|
|
check = false;
|
|
printf("ERROR (out:%.4f) - (in:%.4f) = (%.4f)"NL, out_value, in_value, diff);
|
|
} else {
|
|
printf("OK (out:%.4f) - (in:%.4f) = (%.4f)"NL, out_value, in_value, diff);
|
|
}
|
|
}
|
|
|
|
notify_completion(check);
|
|
} |