Diff: main.cpp

Revision:

0:fe81a183132a

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Thu Mar 02 13:24:56 2017 +0000
@@ -0,0 +1,219 @@
+/*!
+ * main.cpp
+ *
+ * Program to test interaction with inovafitness SDS021 particle Sensor
+ *
+ * Copyright (c) 2017 -  Alexandre Bouillot github.com/abouillot
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documnetation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to  whom the Software is
+ * furished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+ 
+#include "mbed.h"
+#include "Sds021.h"
+DigitalOut myled(LED1);
+
+Serial pc(USBTX, USBRX, 115200);
+SDS021 sds(PC_10, PC_11);
+
+void printSdsData()
+{
+    pc.printf("PM2.5: %f PM10: %f Mode: %d State: %d Interval: %d Id: %04x Version: %02d/%02d/%02d\n", sds.PM2_5(), sds.PM10(), sds.mode(), sds.state(), sds.interval(), sds.id(), sds.firmware().year, sds.firmware().month, sds.firmware().day);
+}
+
+void testId()
+{
+    Timer s;
+    int i;
+    pc.printf("\n++ set id\n");
+    while (!sds.update());
+    int origId = sds.getId();
+    pc.printf("Original id: 0x%04x", origId);
+
+    pc.printf("Set id to 0xcafe\n");
+    sds.setId(0xcafe);
+
+    while (!sds.update());
+    printSdsData();
+
+    for (i=0; i<3; i++) {
+        while (!sds.update());
+        printSdsData();
+    }
+
+    pc.printf("Set id to initial value\n");
+    sds.setId(origId);
+
+    for (i=0; i<3; i++) {
+        while (!sds.update());
+        printSdsData();
+    }
+}
+void testMode()
+{
+    Timer s;
+    int i;
+    pc.printf("\n++ set mode\n");
+//    while (!update());
+//    int origMode = getPassiveMode();
+    int origMode = false;
+
+    pc.printf("Set mode to passive\n");
+    sds.setPassiveMode(true);
+    printSdsData();
+
+#if 0
+    s.reset();
+    s.start();
+    while (s.read() < 5) {
+        if (sds021.readable()) {
+            pc.printf("%02x ", sds021.getc());
+        }
+    }
+    s.stop();
+#endif
+    pc.printf("\nrequest data update\n");
+    sds.readData();
+    printSdsData();
+    pc.printf("data update completed\n");
+#if 0
+    s.reset();
+    s.start();
+    while (s.read() < 5) {
+        if (sds021.readable()) {
+            pc.printf("%02x ", sds021.getc());
+        }
+    }
+    s.stop();
+#endif
+
+    pc.printf("set mode to active\n");
+    sds.setPassiveMode(false);
+    printSdsData();
+
+#if 0
+    s.reset();
+    s.start();
+    while (s.read() < 10) {
+        if (sds021.readable()) {
+            pc.printf("%02x ", sds021.getc());
+        }
+    }
+    s.stop();
+#endif
+
+    printf("set mode to original value: %d", origMode);
+    sds.setPassiveMode(origMode);
+    printSdsData();
+
+    for ( i=0; i<3; i++) {
+        while (!sds.update());
+        printSdsData();
+    }
+}
+void testInterval()
+{
+    Timer s;
+    int i;
+    pc.printf("\n++ set mode\n");
+    while (!sds.update());
+    int origInterval = sds.getInterval();
+
+    pc.printf("Set to 0 seconds\n");
+    sds.setInterval(0);
+    s.reset();
+    s.start();
+    while (!sds.update());
+    pc.printf("delay: %d ", s.read());
+    printSdsData();
+    while (!sds.update());
+    pc.printf("delay: %d ", s.read());
+    printSdsData();
+    s.stop();
+
+    pc.printf("Set to 5 minutes\n");
+    sds.setInterval(5);
+    s.reset();
+    s.start();
+    while (!sds.update());
+    pc.printf("delay: %d ", s.read());
+    printSdsData();
+    while (!sds.update());
+    pc.printf("delay: %d ", s.read());
+    printSdsData();
+    s.stop();
+
+    pc.printf("Set to 2 minutes\n");
+    sds.setInterval(2);
+    s.reset();
+    s.start();
+    while (!sds.update());
+    pc.printf("delay: %d", s.read());
+    printSdsData();
+    while (!sds.update());
+    pc.printf("delay: %d", s.read());
+    printSdsData();
+    s.stop();
+
+    pc.printf("Set beyond 30 minutes (45 minutes) \n");
+    sds.setInterval(45);
+    sds.readData();
+    while (!sds.update());
+    printSdsData();
+
+    pc.printf("Set back to initial value\n");
+    sds.setInterval(origInterval);
+    s.reset();
+    s.start();
+    while (!sds.update());
+    pc.printf("delay: %d", s.read());
+    printSdsData();
+    while (!sds.update());
+    pc.printf("delay: %d", s.read());
+    printSdsData();
+    s.stop();
+}
+int main()
+{
+    Timer s;
+    int i;
+    pc.printf("\n**************SDS021 TEST***************\n");
+    wait(1);
+
+    sds.setPassiveMode(false);
+    sds.setInterval(0);
+
+    SDS021::version_t ver = sds.getVersion();
+    pc.printf("Version: %02d/%02d/%02d\n", ver.year, ver.month, ver.day);
+    sds.setId(0xaa3f);
+    
+
+//    sds.setPassiveMode(true);
+//setId(0xcafe);
+
+//    readData();
+
+
+
+    testId();
+
+    testMode();
+    testInterval();
+
+    pc.printf("\n**************SDS021 TEST COMPLETED***************\n");
+}