mirror of https://github.com/ARMmbed/mbed-os.git
85 lines
2.2 KiB
C++
85 lines
2.2 KiB
C++
#include "test_env.h"
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/* Timer/Match Register Pinout Options
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CT16B0/MR0 p5 (P0_9)
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CT16B0/MR1 p6 (P0_8)
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CT16B0/MR2 p34 (P1_15)
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CT16B1/MR0 p36 (P0_21)
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CT16B1/MR1 p20 (P0_22) and p14 (P1_23)
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CT32B0/MR0 p25 (P1_24)
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CT32B0/MR1 p26 (P1_25) and USBTX (P0_19)
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CT32B0/MR2 p10 (P1_26)
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*/
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float value = 0.75;
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int main() {
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#if defined(TARGET_FF_ARDUINO)
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PwmOut pwm(D5);
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pwm.period_ms(10);
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pwm.write(value);
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float result = floor(pwm.read() * 100 + 0.5) / 100; // round it to 0.xx
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printf("%.2f\n", result);
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notify_completion(result == value ? true : false);
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#elif defined(TARGET_LPC1768) || defined(TARGET_LPC2368) || defined(TARGET_LPC11U24) || defined(TARGET_LPC4088)
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PwmOut pwm_p25(p25);
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PwmOut pwm_p26(p26);
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pwm_p25.write(0.75);
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pwm_p26.write(0.50);
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printf("Initialize PWM on pin 25 with duty cycle: %.2f\n", pwm_p25.read());
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printf("Initialize PWM on pin 26 with duty cycle: %.2f\n", pwm_p26.read());
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#elif defined(TARGET_LPC1114)
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PwmOut pwm_dp24(dp24); // P0_1
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PwmOut pwm_dp18(dp18); // P1_9
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pwm_dp24.write(0.75);
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pwm_dp18.write(0.50);
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printf("Initialize PWM on pin 24 with duty cycle: %.2f\n", pwm_dp24.read());
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printf("Initialize PWM on pin 18 with duty cycle: %.2f\n", pwm_dp18.read());
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#elif defined(TARGET_nRF51822)
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PwmOut pwm_p24(p24);
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PwmOut pwm_p25(p25);
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pwm_p24.write(0.75);
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pwm_p25.write(0.50);
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printf("Initialize PWM on pin 24 with duty cycle: %.2f\n", pwm_p24.read());
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printf("Initialize PWM on pin 25 with duty cycle: %.2f\n", pwm_p25.read());
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#elif defined(TARGET_DISCO_F100RB)
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PwmOut pwm_1(PB_3);
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PwmOut pwm_2(PB_4);
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pwm_1.write(0.75);
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pwm_2.write(0.50);
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printf("Initialize PWM on pin PB_3 with duty cycle: %.2f\n", pwm_1.read());
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printf("Initialize PWM on pin PB_4 with duty cycle: %.2f\n", pwm_2.read());
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#elif defined(TARGET_DISCO_F051R8)
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PwmOut pwm_1(PA_7);
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PwmOut pwm_2(PC_7);
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pwm_1.write(0.75);
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pwm_2.write(0.50);
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printf("Initialize PWM on pin PA_7 with duty cycle: %.2f\n", pwm_1.read());
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printf("Initialize PWM on pin PC_7 with duty cycle: %.2f\n", pwm_2.read());
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#else
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#error This test is not supported on this target.
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#endif
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notify_completion(true);
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}
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