202108211939

examples/hdl4se_riscv/test_code/main.c

@@ -22,12 +22,25 @@ unsigned int num2seg(unsigned int num)
 int main(int argc, char* argv[])
 {
 	unsigned long long count, ctemp;
+	int countit = 0;
 	unsigned int* ledkey = (unsigned int*)0xF0000000;
 	unsigned int* leddata = (unsigned int*)0xf0000010;
 	count = 0;
 	leddata[0] = 0x3f3f3f3f;
 	do {
-		count++;
+		unsigned int key;
+		key = *ledkey;
+		if (key & 1) {
+			count = 0;
+		}
+		else if (key & 2) {
+			countit = 0;
+		}
+		else if (key & 4) {
+			countit = 1;
+		}
+		if (countit)
+			count++;
 		ctemp = count;
 		leddata[0] = num2seg(ctemp) |
 			((num2seg(ctemp / 10ll)) << 8) |