X-Git-Url: https://hackdaworld.org/gitweb/?p=my-code%2Farm.git;a=blobdiff_plain;f=betty%2Fdisplay.c;fp=betty%2Fdisplay.c;h=a5db3385ecf6e93dffcb606c0bfa2dd4688781a3;hp=0000000000000000000000000000000000000000;hb=b4ca71fc214ba3c58cec25661ba1f81cf7b1b871;hpb=d6814c7408b23db8a441f731b44d4b638df24c64

diff --git a/betty/display.c b/betty/display.c
new file mode 100644
index 0000000..a5db338
--- /dev/null
+++ b/betty/display.c
@@ -0,0 +1,37 @@
+/*
+ * display.c - handling the display
+ *
+ * author: hackbard@hackdaworld.org
+ *
+ */
+
+#include "display.h"
+
+/*
+ * functions
+ */
+
+void bl_init(void) {
+
+	PINSEL0&=~(1<<9|(1<<8));
+	IODIR0|=(1<<4);
+}
+
+void bl_toggle(void) {
+
+	if(IOPIN0&(1<<4))
+		IOCLR0=(1<<4);
+	else
+		IOSET0=(1<<4);
+}
+
+void bl_on(void) {
+
+	IOCLR0=(1<<4);
+}
+
+void bl_off(void) {
+
+	IOSET0=(1<<4);
+}
+