ARM Shanghai IoT Team (Internal)
/
uartDemo_JacobShi
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Dependencies: mbed
Fork of
Serial_HelloWorld_Mbed
by 
mbed official
Revision 2:1e1b79549cfe, committed 2014-10-22
- Comitter:
- shiyilei
- Date:
- Wed Oct 22 07:20:00 2014 +0000
- Parent:
- 1:560b8ced44df
- Commit message:
- *Desvription: use the uart to control the led1; *'1' :turn on the light;; *'0':turn off the light;
Changed in this revision
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
diff -r 560b8ced44df -r 1e1b79549cfe main.cpp
--- a/main.cpp Sun Sep 21 05:44:05 2014 +0000
+++ b/main.cpp Wed Oct 22 07:20:00 2014 +0000
@@ -1,10 +1,45 @@
+/**********************************************
+*file: uart Control the light
+*Creator: JacobShi
+*Time:2014/10/22
+*Desvription: use the uart to control the led1
+*'1' :turn on the light;
+*'0':turn off the light;
+ *******************************************/
#include "mbed.h"
-
-Serial pc(USBTX, USBRX); // tx, rx
-
-int main() {
- pc.printf("Hello World!\n\r");
- while(1) {
- pc.putc(pc.getc() + 1); // echo input back to terminal
+Serial uart0(USBTX,USBRX);
+DigitalOut myled1(LED1);
+char databuffer[3];
+char dataready;
+void uart_interrupt_process();
+Ticker flipper;
+int main(void)
+{
+
+ dataready=0;
+ myled1=0;
+ uart0.baud(115200);
+ uart0.format(8,SerialBase::None,1);
+ uart0.printf("Hello World");
+ uart0.attach(&uart_interrupt_process,SerialBase::RxIrq );
+ while(1)
+ {
+ if(dataready)
+ {
+ dataready=0;
+ switch(databuffer[0])
+ {
+ case 0x31: myled1=0; break;
+ case 0x32: myled1=1; break;
+ default: myled1=0; break;
+ }
+ }
}
+
+}
+
+void uart_interrupt_process()
+{
+ databuffer[0]=uart0.getc();
+ dataready=1;
}
\ No newline at end of file