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Dependencies:   mbed

main.cpp@1:a59853df510d, 2022-01-24 (annotated)

Committer:
dfraj
Date:
Mon Jan 24 09:13:29 2022 +0000
Revision:
1:a59853df510d
Parent:
0:0bb9abf8a951
Child:
2:71767bf8e14d
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Who changed what in which revision?

UserRevisionLine numberNew contents of line
dfraj 1:a59853df510d 1 #include "mbed.h"
dfraj 1:a59853df510d 2
dfraj 0:0bb9abf8a951 3 Serial nextion(p28, p27);
dfraj 0:0bb9abf8a951 4 PwmOut servo(p21);
dfraj 1:a59853df510d 5
dfraj 0:0bb9abf8a951 6 char buffer[20];
dfraj 0:0bb9abf8a951 7 int znak = 0;
dfraj 1:a59853df510d 8
dfraj 0:0bb9abf8a951 9 uint8_t pozicija = 0;
dfraj 1:a59853df510d 10
dfraj 0:0bb9abf8a951 11 void Rx_interrupt(void){
dfraj 0:0bb9abf8a951 12 char c;
dfraj 1:a59853df510d 13
dfraj 0:0bb9abf8a951 14 if(nextion.readable()) {
dfraj 0:0bb9abf8a951 15 c = nextion.getc();
dfraj 0:0bb9abf8a951 16 buffer[znak] = c;
dfraj 0:0bb9abf8a951 17 znak++;
dfraj 1:a59853df510d 18
dfraj 1:a59853df510d 19 if ((znak >= 2) && (buffer[znak-1] == 0x0d)) {
dfraj 0:0bb9abf8a951 20 pozicija = 0;
dfraj 0:0bb9abf8a951 21 for(int i = 0; i < 3; i++) {
dfraj 1:a59853df510d 22 if(buffer[i] == 0x0d) break;
dfraj 0:0bb9abf8a951 23 pozicija = pozicija * 10 + (buffer[i] - 48);
dfraj 0:0bb9abf8a951 24 }
dfraj 0:0bb9abf8a951 25 servo.pulsewidth_us(5.56*pozicija+1000);
dfraj 0:0bb9abf8a951 26 memset(buffer,0,strlen(buffer));
dfraj 0:0bb9abf8a951 27 znak = 0;
dfraj 0:0bb9abf8a951 28 }
dfraj 0:0bb9abf8a951 29 }
dfraj 0:0bb9abf8a951 30 }
dfraj 1:a59853df510d 31
dfraj 0:0bb9abf8a951 32 int main(){
dfraj 0:0bb9abf8a951 33 nextion .attach(&Rx_interrupt, Serial::RxIrq);
dfraj 0:0bb9abf8a951 34 servo.period(0.02);
dfraj 0:0bb9abf8a951 35 while (1) {
dfraj 0:0bb9abf8a951 36 wait(1.0);
dfraj 0:0bb9abf8a951 37 }
dfraj 0:0bb9abf8a951 38 }