diff -r e54611453d29 -r e8e548922e31 brewpanel/slcd.c
--- a/brewpanel/slcd.c	Thu Nov 19 21:17:26 2015 +0100
+++ b/brewpanel/slcd.c	Thu Nov 19 22:50:17 2015 +0100
@@ -50,6 +50,7 @@
     int		cy;		/* Cursor y position		*/
     Uint8	cgram[8][8];	/* Characters in CGRAM		*/
     int		control;	/* Control register		*/
+    int		backlight;	/* Backlight			*/
 };
 struct slcdDataStruct *slcds [MAX_SLCDS] ;
 
@@ -150,7 +151,7 @@
 {
     struct slcdDataStruct *lcd = slcds [fd];
 
-    SDLGui_Char(lcd->x + (lcd->cx * 12) + 12, lcd->y + (lcd->cy * 18) + 8, data, 0);
+    SDLGui_Char(lcd->x + (lcd->cx * 12) + 12, lcd->y + (lcd->cy * 18) + 8, data, lcd->backlight);
 
     if (++lcd->cx == lcd->cols) {
 	lcd->cx = 0;
@@ -183,6 +184,15 @@
 
 
 
+void slcdBacklight(int fd, int bl)
+{
+    struct slcdDataStruct *lcd = slcds [fd];
+
+    lcd->backlight = bl;
+}
+
+
+
 int slcdInit(int fd, int x, int y, int w, int h, int cols, int rows)
 {
     static int			initialised = 0;
@@ -224,6 +234,7 @@
 	for (j = 0; j < 8; j++)
 	    lcd->cgram[i][j] = 0;
     lcd->control = 0;
+    lcd->backlight = 0;
 
     slcds[fd] = lcd;