Diff: SegDisplay.cpp

Revision:

1:f694fd763135

Parent:

0:b400107c7fc3

diff -r b400107c7fc3 -r f694fd763135 SegDisplay.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SegDisplay.cpp	Sat Nov 05 07:38:21 2022 +0000
@@ -0,0 +1,46 @@
+// SegDisplay.cpp file for Exercise 7-7
+#include "SegDisplay.h"
+BusOut Seg1(p5,p6,p7,p8,p9,p10,p11,p12); // A,B,C,D,E,F,G,DP
+BusOut Seg2(p13,p14,p15,p16,p17,p18,p19,p20); // A,B,C,D,E,F,G,DP
+void SegInit(void)
+{
+    Seg1=SegConvert(0); // initialise to zero
+    Seg2=SegConvert(0); // initialise to zero
+}
+char SegConvert(char SegValue)   // function 'SegConvert'
+{
+    char SegByte=0x00;
+    switch (SegValue) { //DP G F E D C B A
+        case 0 :
+            SegByte = 0x3F;
+            break; // 0 0 1 1 1 1 1 1 binary
+        case 1 :
+            SegByte = 0x06;
+            break; // 0 0 0 0 0 1 1 0 binary
+        case 2 :
+            SegByte = 0x5B;
+            break; // 0 1 0 1 1 0 1 1 binary
+        case 3 :
+            SegByte = 0x4F;
+            break; // 0 1 0 0 1 1 1 1 binary
+        case 4 :
+            SegByte = 0x66;
+            break; // 0 1 1 0 0 1 1 0 binary
+        case 5 :
+            SegByte = 0x6D;
+            break; // 0 1 1 0 1 1 0 1 binary
+        case 6 :
+            SegByte = 0x7D;
+            break; // 0 1 1 1 1 1 0 1 binary
+        case 7 :
+            SegByte = 0x07;
+            break; // 0 0 0 0 0 1 1 1 binary
+        case 8 :
+            SegByte = 0x7F;
+            break; // 0 1 1 1 1 1 1 1 binary
+        case 9 :
+            SegByte = 0x6F;
+            break; // 0 1 1 0 1 1 1 1 binary
+    }
+    return SegByte;
+}
\ No newline at end of file