tim010 tim010
/
Z1
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Diff: main.cpp
- Revision:
- 0:1f6f7de83adc
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Mon Mar 24 10:55:09 2014 +0000
@@ -0,0 +1,30 @@
+#include "mbed.h"
+
+using namespace std;
+
+BusOut segments(dp2, dp1, dp28, dp6, dp5, dp27, dp26);
+BusOut digit(dp23, dp24, dp25);
+DigitalOut decimal_point(dp4);
+AnalogIn voltage(dp9);
+
+
+int predefined_segments[10] = {0x01, 0x4f, 0x12, 0x06, 0x4c, 0x24, 0x20, 0x0f, 0x00, 0x04};
+
+void display(float vtg)
+{
+
+ int digits[3] = {(int)(vtg / 100) % 10, (int)(vtg / 10) % 10, (int)(vtg) % 10};
+ for(int i = 1; i <= 4; i = i * 2) {
+ segments = predefined_segments[digits[i / 2]];
+ digit = ~i;
+ decimal_point = (i == 1) ? 0 : 1;
+ wait_ms(1);
+ }
+}
+
+int main()
+{
+ while(1) {
+ display(voltage * 3.3 * 100);
+ }
+}