Revision 0:87fb6735eb09, committed 2014-06-16

Comitter:

terrytamyh

Date:

Mon Jun 16 23:05:40 2014 +0000

Commit message:

Sample RS232 class lib inherits Serial Class

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/DataLoggerRS232/DataLoggerRS232.cpp	Mon Jun 16 23:05:40 2014 +0000
@@ -0,0 +1,51 @@
+#include "mbed.h"
+#include "DataLoggerRS232.h"
+
+
+DataLoggerRS232::DataLoggerRS232(PinName tx, PinName rx, const char* name) : Serial(tx, rx, name) {
+    printf("Here!! \r\n");
+    // set up ring buffer
+    ringBuffer = new char[65536];
+    // pointer to first sample 
+    rHead = ringBuffer;
+    // pointer to indicate position in the Ring Buffer
+    rPos = ringBuffer;
+    // pointer to indicate display position in the Ring Buffer
+    rDisplay = ringBuffer;
+    
+    printf("DataLogger_RS232 Ring Buffer setup complete!\r\n");
+}
+
+void DataLoggerRS232::get_ECU_databyte() {
+        
+        while(Serial::readable()) {
+            
+            MSserial = Serial::getc();
+                // save the sample into ring buffer
+                if( rPos == &ringBuffer[65535] )
+                rPos = ringBuffer;
+                else 
+                rPos++;
+            
+            *rPos = MSserial;
+            
+            count++;
+        }
+        printf("get_ECU_databyte !!\r\n");
+}
+
+void DataLoggerRS232::display_ECU_databyte() {
+        
+        while (rDisplay != rPos) {
+            printf("%d, %X\n\r",count,rDisplay);
+            if( rDisplay == &ringBuffer[65535] )
+                rDisplay = ringBuffer;
+                else 
+                rDisplay++;   
+        }
+        printf("display_ECU_databyte !!\r\n");
+}
+
+
+DataLoggerRS232::~DataLoggerRS232() {
+}
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/DataLoggerRS232/DataLoggerRS232.h	Mon Jun 16 23:05:40 2014 +0000
@@ -0,0 +1,33 @@
+#include "mbed.h"
+
+#ifndef DataLogger_RS232_H_
+#define DataLogger_RS232_H_
+
+class DataLoggerRS232 : public Serial
+{
+public:
+    
+    DataLoggerRS232(PinName tx,PinName rx, const char* name=NULL);
+    
+    virtual ~DataLoggerRS232();
+    
+    int count;
+    void get_ECU_databyte();
+    void display_ECU_databyte();
+   
+private:
+
+    // Serial serial;
+    
+    char c;
+    char MSserial;
+    
+    char* ringBuffer;
+    char* rHead;
+    char* rPos;
+    char* rDisplay;
+    
+
+};
+
+#endif // DataLogger_RS232_H_ 
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Mon Jun 16 23:05:40 2014 +0000
@@ -0,0 +1,28 @@
+#include "mbed.h"
+#include "DataLoggerRS232.h"
+ 
+Serial pc (USBTX, USBRX); // tx, rx
+DataLoggerRS232 dataLogger (p9,p10);  // tx, rx
+
+char DLcommand;
+
+int main() {    
+
+    pc.baud(115200);
+    pc.printf("PC and Datalogger serial set up complete !!\n\r");
+    dataLogger.baud(115200);
+    pc.printf("Here !!\n\r");
+    
+    while(1) {
+        if(pc.readable()) {
+            
+            dataLogger.count = 0;
+            DLcommand = pc.getc();
+            pc.printf("\n\r%c\n\r",DLcommand);
+            
+            dataLogger.putc(DLcommand);
+            dataLogger.get_ECU_databyte();
+        }
+        dataLogger.display_ECU_databyte();     
+    }
+}
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Mon Jun 16 23:05:40 2014 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/0b3ab51c8877
\ No newline at end of file