Diff: main.cpp

Revision:

0:c6cc8dea2f4d

Child:

1:651ffd5a25c0

diff -r 000000000000 -r c6cc8dea2f4d main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sun Jul 26 11:47:10 2020 +0000
@@ -0,0 +1,25 @@
+#include "mbed.h"
+Serial pc(USBTX, USBRX); // tx, rx
+PwmOut led(LED1);
+
+float brightness = 0.0;
+int main()
+{
+    pc.printf("Press 'u' to turn LED1 brightness up, 'd' to turn it down\n");
+
+    while(1) {
+        char c = pc.getc();
+        if((c == 'u') && (brightness < 0.5)) {
+            brightness += 0.01;
+            led = brightness;
+            pc.putc('^');//Extra code returns the character '^' on the pc interface
+
+        }
+
+        if((c == 'd') && (brightness > 0.0)) {
+            brightness -= 0.01;
+            led = brightness;
+            pc.putc('v');//Extra code returns the character 'v' on the pc interface
+        }
+    }
+}
\ No newline at end of file