starting hello world program

Dependencies:   mbed

Files at this revision

API Documentation at this revision

Comitter:
tsbiberdorf
Date:
Sat Dec 01 22:20:02 2018 +0000
Commit message:
starting hello world program

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
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Dec 01 22:20:02 2018 +0000
@@ -0,0 +1,44 @@
+#include "mbed.h"
+
+DigitalOut led_red(LED_RED);
+DigitalOut led_green(LED_GREEN);
+DigitalIn sw2(SW2);
+DigitalIn sw3(SW3);
+Serial pc(USBTX, USBRX);
+
+void check_sw2(void)
+{
+    if (sw2 == 0) {
+        pc.printf("SW2 button pressed. \n");
+        led_red = 0;
+        led_green = 1;
+    }
+}
+
+void check_sw3(void)
+{
+    if (sw3 == 0) {
+        pc.printf("SW3 button pressed. \n");
+        led_green = 0;
+        led_red = 1;
+        pc.printf("5 characters will be echoed. Start typing. \n");
+        for (uint32_t i = 0; i < 5; i++) {
+            pc.putc(pc.getc());
+        }
+        pc.putc(13); /* CR */
+        pc.putc(10); /* LF */
+    }
+}
+
+int main() {
+    led_green = 1;
+    led_red = 1;
+    pc.baud(115200);
+    pc.printf("Hello World from FRDM-K64F board.\n");
+
+    while (true) {
+        check_sw2();
+        check_sw3();
+        wait(0.3);
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Sat Dec 01 22:20:02 2018 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/users/mbed_official/code/mbed/builds/3a7713b1edbc
\ No newline at end of file