Karl Zweimüller / LcdWindow

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Fork of LcdWindow by Hendrik Lipka

Diff: ks0108_8bit.cpp

Revision:
3:e5d5e2fe4bf6
Parent:
2:5ac5bab7daaf
Child:
9:2fe93daa2106
--- a/ks0108_8bit.cpp	Sat Nov 27 22:54:13 2010 +0000
+++ b/ks0108_8bit.cpp	Sun Nov 28 22:09:54 2010 +0000
@@ -39,9 +39,11 @@
 }
 
 void KS0108LCD8bit::clear() {
+    _guard->take();
     clearHalf(_left);
     if (NULL!=_right)
         clearHalf(_right);
+    _guard->release();
 }
 
 void KS0108LCD8bit::clearHalf(DigitalOut* cs) {
@@ -74,6 +76,7 @@
     if (NULL==cs)
         return;
     
+    _guard->take();
     sendCmd(0xb8|row,cs); // set x page    
 
     unsigned int y=icolumn*8;
@@ -85,6 +88,7 @@
         sendData(font_data[c][i],cs);
     }
     
+    _guard->release();
 }
 
 KS0108LCD8bit::KS0108LCD8bit