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For NTHU_Racing MCU tutorial Learn to check task over load
Dependencies: mbed
Diff: main.cpp
- Revision:
- 0:29cea2f51203
diff -r 000000000000 -r 29cea2f51203 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Sat Jan 21 13:10:56 2017 +0000 @@ -0,0 +1,65 @@ +#include "mbed.h" + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~GPIO registor~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~// +DigitalOut led(D13); //link leg +DigitalOut TT_main_ext(D12); //linl leg +AnalogIn adc(A0); //analog leg +Serial pc(D1, D0); //Serial reg +//~~~~~~~~~~~~~~~~~~~~~~~~~~~end of GPIO registor~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~// + + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~Varible registor~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~// +Ticker TT; //call a timer +int count = 0; //one second counter for extrenal led blink +float adc_read = 0; +//~~~~~~~~~~~~~~~~~~~~~~~~~~~end of Varible registor~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~// + + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~Function registor~~~~~~~~~~~~~~~~~~~~~~~~~~~~~// +void init_IO(); //initialize IO state +void init_TIMER(); //set TT_main{} rate +void TT_main(); //timebase function rated by TT +//~~~~~~~~~~~~~~~~~~~~~~~~~~~end of Function registor~~~~~~~~~~~~~~~~~~~~~~~~~~~~~// + + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~main funtion~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~// +int main() +{ + init_IO(); //initialized value + init_TIMER(); //start TT_main + pc.baud(9600); //set baud rate + + while(1) { //main() loop + } + +} +//~~~~~~~~~~~~~~~~~~~~~~~~~~~end of main funtion~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~// + + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~init_IO funtion~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~// +void init_IO(void) //initialize +{ + led = 0; + TT_main_ext = 0; +} +//~~~~~~~~~~~~~~~~~~~~~~~~~~~end of init_IO funtion~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~// + + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~Timebase funtion~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~// +void init_TIMER() //set TT_main{} rate +{ + TT.attach_us(&TT_main, 1000); +} + +void TT_main() //interrupt function by TT +{ + TT_main_ext = !TT_main_ext; //indicate TT_main() function working + count = count+1; //one second counter + if(count == 1000) { //check if main working + count=0; + led = !led; + } + adc_read = adc.read(); + pc.printf("%.2f\r", adc_read); +} +//~~~~~~~~~~~~~~~~~~~~~~~~~~~end of Timebase funtion~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~// \ No newline at end of file