Stephane Swanepoel / PCA9547

Original

Fork of PCA9547 by Tedd OKANO

Files at this revision

API Documentation at this revision

Revision 9:d0c2d2b24941, committed 2015-09-04

Comitter:
yenzo
Date:
Fri Sep 04 21:36:14 2015 +0000
Parent:
8:c716fb3ccb8d
Commit message:
No change

Changed in this revision

PCA9547.cpp Show annotated file Show diff for this revision Revisions of this file
PCA9547.h Show annotated file Show diff for this revision Revisions of this file 
diff -r c716fb3ccb8d -r d0c2d2b24941 PCA9547.cpp
--- a/PCA9547.cpp	Fri Apr 17 03:34:23 2015 +0000
+++ b/PCA9547.cpp	Fri Sep 04 21:36:14 2015 +0000
@@ -40,7 +40,8 @@
 void PCA9547::select( char channel )
 {
     char    data    = 0x08 | channel;
-
+    //char    data    = 0xF8 | channel;
+    
     i2c.write( i2c_addr, &data, 1 );
 }
 
@@ -50,3 +51,9 @@
 
     i2c.write( i2c_addr, &data, 1 );
 }
+
+char PCA9547::ReadControl (void){
+    char data;
+    i2c.read( i2c_addr | 0x01, &data, 1, 0);
+    return data;    
+}

diff -r c716fb3ccb8d -r d0c2d2b24941 PCA9547.h
--- a/PCA9547.h	Fri Apr 17 03:34:23 2015 +0000
+++ b/PCA9547.h	Fri Sep 04 21:36:14 2015 +0000
@@ -88,6 +88,8 @@
      *  Disable all channels
      */
     void disable( void );
+    
+    char ReadControl (void);
 
 private:
     I2C     *i2c_p;