Nextion - HMI - 1. zadatak

Dependencies:   mbed

Files at this revision

API Documentation at this revision

Comitter:
dfraj
Date:
Mon Jan 24 09:12:02 2022 +0000
Parent:
3:83cf2072b25d
Commit message:
ispravak greske

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file
diff -r 83cf2072b25d -r 11d61285b2f0 main.cpp
--- a/main.cpp	Mon Jan 24 09:05:33 2022 +0000
+++ b/main.cpp	Mon Jan 24 09:12:02 2022 +0000
@@ -1,38 +1,32 @@
-#include "mbed.h" 
- 
-Serial nextion(p28, p27); 
-PwmOut servo(p21);            
+#include "mbed.h"
  
-char buffer[20]; 
+Serial nextion(p28, p27);  
+DigitalOut myled1(LED2);
+DigitalOut myled2(LED4);
+ 
+char buffer[20];
 int znak = 0; 
  
-uint8_t pozicija = 0;
- 
 void Rx_interrupt(void){
     char c;
- 
     if(nextion.readable()) {
         c = nextion.getc();
         buffer[znak] = c;
         znak++;
- 
-        if ((znak >= 2) && (buffer[znak-1] == 0x0d)) {  
-            pozicija = 0;
-            for(int i = 0; i < 3; i++) {
-                if(buffer[i] == 0x0d) break;
-                pozicija = pozicija * 10 + (buffer[i] - 48);
+        if ((znak >= 3) && (buffer[znak-1] == 0xff) && (buffer[znak-2] == 0xff) && (buffer[znak-3] == 0xff)) {
+            if (buffer[0] == 0x43){
+                myled1 = !myled1;
+            }else if (buffer[0] == 0x5A){
+                myled2 = buffer[1] - 48;
             }
-            servo.pulsewidth_us(5.56*pozicija+1000);
-            memset(buffer,0,strlen(buffer));
-            znak = 0;
+            memset(buffer,0,strlen(buffer)); 
+            znak = 0; 
         }
     }
-} 
+}
  
 int main(){
-    nextion .attach(&Rx_interrupt, Serial::RxIrq); 
-    servo.period(0.02);    
+    nextion.attach(&Rx_interrupt, Serial::RxIrq);
     while (1) {
-        wait(1.0);     
     }
 }
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