You down with EET. Yea, you know C / Mbed 2 deprecated DISCO_SMT32L4_pwm_PB3

final project update

Dependencies:   mbed

Fork of DISCO_SMT32L4_pwm_PB3 by Josh Blackann

main.cpp@4:9d26d117fa69, 2018-04-17 (annotated)

Committer:
carter7778
Date:
Tue Apr 17 21:04:18 2018 +0000
Revision:
4:9d26d117fa69
Parent:
3:9aa9bfe031bb
Child:
5:620125c08317
led display

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bcostm 0:4860a91fb495 1 #include "mbed.h"
bcostm 0:4860a91fb495 2
bcostm 0:4860a91fb495 3 PwmOut mypwm(PWM_OUT);
carter7778 4:9d26d117fa69 4 PwmOut ndpwm(LED1);
carter7778 4:9d26d117fa69 5 PwmOut rdpwm(JOYSTICK_LEFT);
bcostm 0:4860a91fb495 6
bcostm 0:4860a91fb495 7
jblackann 3:9aa9bfe031bb 8 #define UP 1
jblackann 3:9aa9bfe031bb 9 #define DOWN 2
jblackann 3:9aa9bfe031bb 10
bcostm 0:4860a91fb495 11 int main() {
bcostm 0:4860a91fb495 12
jblackann 3:9aa9bfe031bb 13 uint8_t i;
jblackann 3:9aa9bfe031bb 14 uint8_t count_dir;
jblackann 3:9aa9bfe031bb 15
jblackann 3:9aa9bfe031bb 16
bcostm 0:4860a91fb495 17 mypwm.period_ms(10);
bcostm 0:4860a91fb495 18 mypwm.pulsewidth_ms(1);
bcostm 0:4860a91fb495 19
carter7778 4:9d26d117fa69 20 ndpwm.period_ms(10);
carter7778 4:9d26d117fa69 21 ndpwm.pulsewidth_ms(1);
carter7778 4:9d26d117fa69 22
carter7778 4:9d26d117fa69 23 rdpwm.period_ms(10);
carter7778 4:9d26d117fa69 24 rdpwm.pulsewidth_ms(1);
carter7778 4:9d26d117fa69 25
bcostm 0:4860a91fb495 26 printf("pwm set to %.2f %%\n", mypwm.read() * 100);
carter7778 4:9d26d117fa69 27 printf("2nd pwm set to %.2f %%\n", ndpwm.read() * 100);
carter7778 4:9d26d117fa69 28 printf("3rd pwm set to %.2f %%\n", rdpwm.read() * 100);
bcostm 0:4860a91fb495 29
jblackann 3:9aa9bfe031bb 30 count_dir = UP;
bcostm 0:4860a91fb495 31 while(1) {
carter7778 4:9d26d117fa69 32
jblackann 3:9aa9bfe031bb 33 for(i = 0; i < 10; i++ )
jblackann 3:9aa9bfe031bb 34 {
jblackann 3:9aa9bfe031bb 35 wait(0.1);
jblackann 3:9aa9bfe031bb 36 if(count_dir == UP)
jblackann 3:9aa9bfe031bb 37 {
carter7778 4:9d26d117fa69 38 rdpwm = rdpwm + 0.5;
carter7778 4:9d26d117fa69 39 ndpwm = ndpwm + 0.25;
jblackann 3:9aa9bfe031bb 40 mypwm = mypwm + 0.01;
jblackann 3:9aa9bfe031bb 41 if(mypwm == 1.00) // if hit one, start counting down
jblackann 3:9aa9bfe031bb 42 {
jblackann 3:9aa9bfe031bb 43 count_dir = DOWN;
jblackann 3:9aa9bfe031bb 44 }
jblackann 3:9aa9bfe031bb 45 }
jblackann 3:9aa9bfe031bb 46 else if(count_dir == DOWN)
jblackann 3:9aa9bfe031bb 47 {
carter7778 4:9d26d117fa69 48 rdpwm = rdpwm - 0.5;
carter7778 4:9d26d117fa69 49 ndpwm = ndpwm - 0.25;
jblackann 3:9aa9bfe031bb 50 mypwm = mypwm - 0.01;
jblackann 3:9aa9bfe031bb 51 if(mypwm == 0.0) // if hit zero, start counting up
jblackann 3:9aa9bfe031bb 52 {
jblackann 3:9aa9bfe031bb 53 count_dir = UP;
jblackann 3:9aa9bfe031bb 54 }
jblackann 3:9aa9bfe031bb 55 }
jblackann 3:9aa9bfe031bb 56
jblackann 3:9aa9bfe031bb 57 }
jblackann 3:9aa9bfe031bb 58 printf("pwm set to %.2f %%\n\r", mypwm.read() * 100);
carter7778 4:9d26d117fa69 59 printf("2nd pwm set to %.2f %%\n\r", ndpwm.read() * 100);
carter7778 4:9d26d117fa69 60 printf("3rd pwm set to %.2f %%\n\r", rdpwm.read() * 100);
bcostm 0:4860a91fb495 61 }
bcostm 0:4860a91fb495 62 }