mbed official
/
PortInOut_HelloWorld
PortInOut Hello World
mbed 2 and mbed OS 5
This is an mbed 2 example. For an mbed-os example, please see:
Import programPortInOut_HelloWorld
PortInOut Hello World
Diff: main.cpp
- Revision:
- 0:018ca8a43b33
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Tue Feb 12 15:00:21 2013 +0000 @@ -0,0 +1,19 @@ +// Toggle all four LEDs + +#include "mbed.h" + +// LED1 = P1.18 LED2 = P1.20 LED3 = P1.21 LED4 = P1.23 +#define LED_MASK 0x00B40000 + +PortInOut ledport(Port1, LED_MASK); + +int main() { + int v = ledport; + ledport.output(); + while(1) { + ledport = LED_MASK; + wait(0.5); + ledport = 0; + wait(1); + } +} \ No newline at end of file