Diff: main.cpp

Revision:

0:733484e5b3e5

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Sep 18 06:04:14 2020 +0000
@@ -0,0 +1,25 @@
+#include "mbed.h"
+#include "ShiftOut.h"
+
+ShiftOut Seg7(D8, D7, D4, D13, D12);
+
+const char SEGMENT_MAP[] = {0x03,0x9F,0x25,0x0D,0x99,0x49,0x41,0x1F,0x01,0x09};
+const char SEGMENT_SELECT[] = {0x8F,0x4F,0x2F,0x1F};
+
+int counter = 0;
+
+int main() {
+    while(1) {
+        for (int delay = 0 ; delay < 100 ; delay++) {
+            Seg7.write2Byte(SEGMENT_MAP[counter/1000] + (SEGMENT_SELECT[0]<<8));
+            Seg7.write2Byte(SEGMENT_MAP[counter%1000/100] + (SEGMENT_SELECT[1]<<8));
+            Seg7.write2Byte(SEGMENT_MAP[counter%100/10] + (SEGMENT_SELECT[2]<<8));
+            Seg7.write2Byte(SEGMENT_MAP[counter%10] + (SEGMENT_SELECT[3]<<8));
+        }
+        if (counter < 9999) {
+            counter++;
+        } else {
+            counter = 0;
+        }
+    }
+}