Serial communications

Dependencies:   mbed

Files at this revision

API Documentation at this revision

Comitter:
t00214916
Date:
Wed Aug 18 14:41:36 2021 +0000
Commit message:
Serial communications

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file
diff -r 000000000000 -r aae7fead5990 main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Aug 18 14:41:36 2021 +0000
@@ -0,0 +1,28 @@
+#include "mbed.h"
+
+PwmOut led(LED1);   // Pmw is defined as led
+Serial pc(USBTX, USBRX);    // Used to communicate with PC
+
+
+float brightness = 0.0;     // 
+
+int main(){
+    
+    pc.printf("Press 'u' to turn LED1 brightness up, 'd' to turn it down \r\n");
+    // Print on to PC via Teraterm
+    
+    while(1) {
+        
+        char c = pc.getc(); // getc looks for a character input
+        if((c == 'u') && (brightness < 0.5)) {
+            pc.putc('^'); // This prints ^ on teraterm
+            brightness += 0.01;
+            led = brightness;
+        }
+        if((c == 'd') && (brightness > 0.0)) {
+            pc.putc('V');
+            brightness -= 0.01;
+            led = brightness;
+        }
+    }
+}
\ No newline at end of file
diff -r 000000000000 -r aae7fead5990 mbed.bld
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Wed Aug 18 14:41:36 2021 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400
\ No newline at end of file