Changes between Version 6 and Version 7 of Docs/Prog/Manual/ApplicationLibraries/lib825ev/Weight/StartRepeatMulti

Timestamp:

03/22/12 08:05:49 (13 years ago)

Author:

Don Wilson

Comment:

--

Docs/Prog/Manual/ApplicationLibraries/lib825ev/Weight/StartRepeatMulti

@@ -50 +50 @@
 }}}
 
+Here is an example of a complete sample application:
+
+repeatmulti.h:
+{{{
+#ifndef REPEATMULTI_H_
+#define REPEATMULTI_H_
+
+EVENT(MainScreenShow);
+
+BACKGROUND_EVENT(Comm);
+
+MNBD_EVENT(MultiRcv);
+EVENT(Exit);
+
+
+#endif /* REPEATMULTI_H_ */
+
+}}}
+
+repeatmulti.cpp:
+
+{{{
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "cardinal825.h"
+
+#include "repeatmulti.h"
+
+int main()
+{
+        InitLCD();
+
+        SetCurColor(COLOR_ATTENTION);
+        DisplayText(0, 0, "Repeat Multi Example");
+
+        ReadTouchCal();
+        OpenBeeper();
+        OpenTouch();
+
+        MnBdStartup();
+
+        MnBdSetEvent(MNBD_REQ_REP_MULTI, MnBdEventMultiRcv);
+
+        SetBackgroundEvent(BackgroundEventComm);
+
+        if(StartRepeatMulti(100) != OK)
+        {
+                DisplayText(0, FONT_HEIGHT, "Error starting repeat multi");
+                return 0;
+        }
+
+        FORM_INIT(Main, EventMainScreenShow, NULL, NULL, NULL, nFormFlgNone);
+
+        FORM_ADD_BUTTON(Main, Zero, 0, FONT_HEIGHT * 12, " Exit ", 'X', EventExit, FORM_BUTTON_INVERT);
+
+        FORM_SHOW(Main);
+        FORM_RUN(Main);
+        FORM_HIDE(Main);
+
+        StopRepeatMulti();
+        SetBackgroundEvent(NULL);
+
+        MnBdShutdown();
+
+        return 0;
+}
+
+EVENT(MainScreenShow)
+{
+        SetCurColor(COLOR_ATTENTION);
+        DisplayText(0, 0, "Repeat Multi Example");
+
+        return 0;
+}
+
+EVENT(Exit)
+{
+        return 1; // return non-zero to exit form
+}
+
+MNBD_EVENT(MultiRcv)
+{
+        int n;
+        for(n = 1; n <= GetNumScales(); n++)
+        {
+                if(IsGrossWtChanged(n))
+                {
+                        DisplayText(0, (FONT_HEIGHT * n) + FONT_HEIGHT, GetChangedGrossWt(n));
+                }
+        }
+        return 0;
+}
+
+BACKGROUND_EVENT(Comm)
+{
+        // Use MnBdRead directly to prevent overhead of MnBdProcess
+        // MnBdRead will call event MultiRcv that we registered previously when scale and DIO status is received
+
+        int n;
+        // in case we have more I/O cards than scales change this
+        for(n = 0; n <= GetNumScales(); n++)
+        {
+                // 0 = MNBD_DEV, 1 .. Scales and I/O cards
+                MnBdRead(n);
+        }
+
+        return 0;
+}
+
+}}}
+
 == See Also ==