lu sheng / Mbed 2 deprecated Nucleo_display_temp_LM35

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Dependencies:   mbed

Files at this revision

API Documentation at this revision

Revision 1:b78c70e272ae, committed 2016-10-20

Comitter:
anywill
Date:
Thu Oct 20 09:11:55 2016 +0000
Parent:
0:a854d9a733ca
Child:
2:db3ce8717e38
Commit message:
uart2uart

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file 
--- a/main.cpp	Wed Oct 19 10:03:45 2016 +0000
+++ b/main.cpp	Thu Oct 20 09:11:55 2016 +0000
@@ -1,29 +1,22 @@
+//平台nucleo 70r+mbed
+//USB虚拟串口与PC串口通信
+//波特率9600,无奇偶校验
 #include "mbed.h"
-//#include "TimeManagement.h"
-//DigitalOut myled(LED1);
-AnalogIn in(A5);
-Serial pc(USBTX,USBRX);
+Serial pc(SERIAL_TX, SERIAL_RX); // 虚拟 USART2 tx, rx
+Serial device(PB_6, PA_10);      // PC机usb转TTL CP2102   USART1 tx, rx
+
 int main()
  {
-    float value;
-    
-    while(1) 
-    {
-       value=in;
-        pc.printf("\n \r  Analog value %f", value);
-       float cel=value*100 ;//x读取A0口的电压值 float vol = n * (5.0 / 4096.0*100); 
-                                        //读取A0口的电压值 float vol = n * (5.0 / 1023.0*100);
-       
-        pc.printf("\n \r Temperature  value %f", cel);
-     
-       // pc.printf("%s ", time);
-
-        wait(1.0);
-
-    }
-
- 
-
+   while(1) 
+     {
+        if(pc.readable()) 
+        {
+          device.putc(pc.getc()); // 从虚拟串口接收数据,并发给PC
+          
+         }
+        if(device.readable()) 
+        {
+         pc.putc(device.getc()); // 从PC物理串口接收数据,并发给虚拟串口
+        }
+     } 
 }
-    
-