Diff: SC18IS606.cpp

Revision:

2:4e64923032ad

Parent:

1:b44f801ac9f2

Child:

3:47f1f22747cc

--- a/SC18IS606.cpp	Tue Jul 13 10:45:46 2021 +0000
+++ b/SC18IS606.cpp	Wed Jul 14 03:00:18 2021 +0000
@@ -35,24 +35,27 @@
     return 0;   //  dummy
 }
 
-
-int SC18IS606::transfer( char *send_data_ptr, char *receive_data_ptr, int length )
+int SC18IS606::transfer( int slave_select_num, char *send_data_ptr, int length )
 {
     char    *p;
     p   = new char[ length + 1 ];
     
-    *p  = SPI_read_and_write;
+    *p  = SPI_read_and_write | (0x1 << slave_select_num);
     memcpy( p + 1, send_data_ptr, length );
     i2c.write( device_address, p, length + 1 );
     delete[]    p;
-    
+
+    return 0;   //  dummy
+}
+
+int SC18IS606::read_buffer( char *receive_data_ptr, int length )
+{
     if ( receive_data_ptr )
         i2c.read( device_address, receive_data_ptr, length );
     
     return 0;   //  dummy
 }
 
-
 int SC18IS606::config( FunctionID fid, char data )
 {
     char    s[ 2 ];
@@ -70,3 +73,12 @@
 
     return 0;   //  dummy
 }
+
+#if 0
+void SC18IS606::wait_transfer_done( void )
+{
+    char    func_id = 0x01;
+    while ( i2c.write( device_address, &func_id, 1 ) )
+        ;
+}
+#endif