Karl Zweimüller / LcdWindow

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Fork of LcdWindow by Hendrik Lipka

Diff: dogm_spi.cpp

Revision:
3:e5d5e2fe4bf6
Parent:
2:5ac5bab7daaf
Child:
9:2fe93daa2106
diff -r 5ac5bab7daaf -r e5d5e2fe4bf6 dogm_spi.cpp
--- a/dogm_spi.cpp	Sat Nov 27 22:54:13 2010 +0000
+++ b/dogm_spi.cpp	Sun Nov 28 22:09:54 2010 +0000
@@ -50,15 +50,18 @@
 void DogmLCDSPI::character(int column, int row, int c)
 {
     int address=(row)*0x40+(column);
+    _guard->take();
     sendCmd((char)address|0x80);
     wait_ms(1);
     sendData(c);
+    _guard->release();
     wait_ms(1);
 }
 
 void DogmLCDSPI::writeText(const unsigned int column, const unsigned int row, const char text[])
 {
     int address=(row)*0x40+(column);
+    _guard->take();
     sendCmd((char)address|0x80);
     wait_ms(1);
     
@@ -69,10 +72,13 @@
         wait_ms(1);
         i++;
     }
+    _guard->release();
 }
 
 void DogmLCDSPI::clear()
 {
+    _guard->take();
     sendCmd(1);
+    _guard->release();
 }