Diff: TCA9548.h

Revision:

0:80a695ae3cc3

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TCA9548.h	Wed Sep 28 23:59:57 2016 +0000
@@ -0,0 +1,58 @@
+#ifndef TCA9548_H
+#define TCA9548_H
+
+// Includes
+#include "mbed.h"
+
+ 
+//Constants
+
+ 
+ 
+class TCA9548 
+{
+    //data members
+    protected:
+     
+    public:
+     
+     
+    private:
+    uint8_t addr;
+     
+    //functions
+    protected:
+     
+    public:
+     
+    TCA9548(uint8_t address = 0x70)
+    {
+         //MBED uses 8 bit address, most devices use 7 bit address, so need to shift
+         addr = address << 1;         
+    } // end of constructor    
+     
+    void setAddr(uint8_t address)
+    {
+         addr = address;
+    } // end of setAddr
+     
+    void addrSelect(uint8_t ch)
+    {
+        //address range is 0-7
+        if (ch > 7) return;
+        char ch_s[1];
+        ch_s[0] = 1 << ch;
+        
+        i2c.write(addr, ch_s, 1);
+     
+    } // end of addrSelect
+     
+    private:
+     
+};// end of class
+
+
+
+
+
+#endif
\ No newline at end of file