diff --git a/drivers/sed13806.c b/drivers/sed13806.c
index 114a247..6996ca8 100644
--- a/drivers/sed13806.c
+++ b/drivers/sed13806.c
@@ -36,9 +36,13 @@
 #define writeByte(ptrReg,value) \
     *(volatile unsigned char *)(sed13806.isaBase + ptrReg) = value
 
+#ifdef CONFIG_TOTAL5200
+#define writeWord(ptrReg,value) \
+    (*(volatile unsigned short *)(sed13806.isaBase + ptrReg) = value)
+#else
 #define writeWord(ptrReg,value) \
     (*(volatile unsigned short *)(sed13806.isaBase + ptrReg) = ((value >> 8 ) & 0xff) | ((value << 8) & 0xff00))
-
+#endif
 
 GraphicDevice sed13806;