Ray Liu
/
NuMaker-mbed-GPIO-button-buzzer-rgbled
Modify the file main.cpp for M487
Diff: main.cpp
- Revision:
- 0:fc7f6fbecb11
diff -r 000000000000 -r fc7f6fbecb11 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Fri Sep 29 05:42:52 2017 +0000 @@ -0,0 +1,52 @@ +// For NuMaker-PFM-NUC472 GPIO pins connected to rgbled, green led, buzzer +#include "mbed.h" +#if defined(TARGET_NUMAKER_PFM_NUC472) +DigitalOut rgbled_B(PD_8); // low-active +DigitalOut rgbled_R(PD_9); // low-active +DigitalOut rgbled_G(PA_4); // low-active +DigitalOut greenled(PG_0); // low-active +DigitalOut buzzer(PD_11); // low-active +DigitalIn button_SW1(PC_12); // press button =0 +DigitalIn button_SW2(PC_13); // press button =0 +#elif defined(TARGET_NUMAKER_PFM_M453) +DigitalOut rgbled_B(PD_7); // low-active +DigitalOut rgbled_R(PD_2); // low-active +DigitalOut rgbled_G(PD_3); // low-active +DigitalOut greenled(PB_12); // low-active +DigitalOut buzzer(PE_2); // low-active +DigitalIn button_SW1(PA_15); // press button =0 +DigitalIn button_SW2(PA_14); // press button =0 +#elif defined(TARGET_NUMAKER_PFM_M487) +DigitalOut rgbled_B(PH_1); // in M487 rgbled_B is yellow, not blue. low-active +DigitalOut rgbled_R(PH_0); // low-active +DigitalOut rgbled_G(PH_2); // low-active +DigitalOut greenled(PH_2); // in M487 use the pin to connect the led, low-active +DigitalOut buzzer(PF_11); // in M487 use the pin to connect the buzzer, low-active +DigitalIn button_SW1(PC_10); // in M487 button_SW1 is SW2, press button =0 +DigitalIn button_SW2(PC_9); // in M487 button_SW2 is SW3, press button =0 +#endif + +// main() runs in its own thread in the OS +// (note the calls to Thread::wait below for d elays) +int main() { + + rgbled_B=1; rgbled_R=1; rgbled_G=1; + greenled=1; + buzzer=1; + + while (true) { + // press SW1 will turn on greeled and RGBLED=blue + if (button_SW1==0) { + greenled=0; + rgbled_B=0; + } + else { + greenled=1; + rgbled_B=1; + } + // press SW2 will turn on buzzer + if (button_SW2==0) buzzer=0; + else buzzer=1; + } +} +