Diff: SegDisplay.cpp

Revision:

0:00336127c4e9

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SegDisplay.cpp	Sun Dec 23 17:07:47 2018 +0000
@@ -0,0 +1,51 @@
+#include "SegDisplay.h"
+
+BusOut Seg1(p12,p13,p14,p15,p16,p17,p18,p19); // A,B,C,D,E,F,G,DP (tens place)
+BusOut Seg2(p21,p22,p23,p24,p25,p26,p27,p28); // A,B,C,D,E,F,G,DP (ones place)
+
+void SegInit(void)
+{
+
+    Seg1 = SegConvert(0); // initialise to zero
+    Seg2 = SegConvert(0); // initialise to zero
+}
+
+char SegConvert(int SegValue) // function to convert a number to a 7-segment byte
+{
+    char SegByte=0x00;
+    switch (SegValue) {                // DPGFEDCBA
+        case 0 :
+            SegByte = 0xC0;
+            break; // 00111111 binary
+        case 1 :
+            SegByte = 0xF9;
+            break; // 00000110 binary
+        case 2 :
+            SegByte = 0xA4;
+            break; // 01011011 binary
+        case 3 :
+            SegByte = 0xB0;
+            break; // 01001111 binary
+        case 4 :
+            SegByte = 0x99;
+            break; // 01100110 binary
+        case 5 :
+            SegByte = 0x92;
+            break; // 01101101 binary
+        case 6 :
+            SegByte = 0x82;
+            break; // 01111101 binary
+        case 7 :
+            SegByte = 0xF8;
+            break; // 00000111 binary
+        case 8 :
+            SegByte = 0x80;
+            break; // 01111111 binary
+        case 9 :
+            SegByte = 0x90;
+            break; // 01101111 binary
+    }
+    return SegByte;
+}
+
+