diff options
Diffstat (limited to 'libraries/ArduinoTestSuite/examples/ATS_ToneTest/ATS_ToneTest.pde')
| -rw-r--r-- | libraries/ArduinoTestSuite/examples/ATS_ToneTest/ATS_ToneTest.pde | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/libraries/ArduinoTestSuite/examples/ATS_ToneTest/ATS_ToneTest.pde b/libraries/ArduinoTestSuite/examples/ATS_ToneTest/ATS_ToneTest.pde new file mode 100644 index 0000000..1fa8aea --- /dev/null +++ b/libraries/ArduinoTestSuite/examples/ATS_ToneTest/ATS_ToneTest.pde @@ -0,0 +1,250 @@ +//************************************************************************
+//* Arduino Test Suite
+//* ATS_ToneTest
+//*
+//* Copyright (c) 2010 Mark Sproul All right reserved.
+//*
+//* This library is free software; you can redistribute it and/or
+//* modify it under the terms of the GNU Lesser General Public
+//* License as published by the Free Software Foundation; either
+//* version 2.1 of the License, or (at your option) any later version.
+//*
+//* This library is distributed in the hope that it will be useful,
+//* but WITHOUT ANY WARRANTY; without even the implied warranty of
+//* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+//* Lesser General Public License for more details.
+//*
+//* You should have received a copy of the GNU Lesser General Public
+//* License along with this library; if not, write to the Free Software
+//* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+//************************************************************************
+//* Aug 31, 2010 <MLS> Started on TestArduino
+//* Oct 23, 2010 <MLS> Started on ToneTest
+//************************************************************************
+
+
+
+
+
+#include "WProgram.h"
+#include "HardwareSerial.h"
+
+#if defined(__AVR_ATmega168__) || defined(__AVR_ATmega328P__)
+ #define kBoard_PinCount 20
+ #define kBoard_AnalogCount 6
+#elif defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+ #define kBoard_PinCount 70
+ #define kBoard_AnalogCount 16
+#endif
+
+#include <ArduinoTestSuite.h>
+
+//************************************************************************
+void TestTonePin(uint8_t toneOutputPinNumber)
+{
+uint8_t helperpin;
+unsigned long startMilliSecs;
+unsigned long highCount, lowCount;
+int previousState;
+int currentState;
+char testNameString[80];
+long outputFreq;
+long measuredFreq;
+boolean passed;
+long percentError;
+long deltaFreq;
+
+ if ((toneOutputPinNumber % 2) == 0)
+ {
+ //* if its EVEN, add 1
+ helperpin = toneOutputPinNumber + 1;
+ }
+ else
+ {
+ //* if its ODD
+ helperpin = toneOutputPinNumber - 1;
+ }
+
+ //* dont set the mode of the OUTPUT pin, the tone command does that
+
+ pinMode(helperpin, INPUT);
+
+ previousState = digitalRead(helperpin);
+ startMilliSecs = millis();
+ highCount = 0;
+ lowCount = 0;
+ measuredFreq = 0;
+ //* we are going to watch for one second
+ outputFreq = random(200, 2000);
+
+ tone(toneOutputPinNumber, outputFreq);
+ while ((millis() - startMilliSecs) < 1000)
+ {
+ currentState = digitalRead(helperpin);
+ if (currentState == HIGH)
+ {
+ highCount++;
+ }
+ else
+ {
+ lowCount++;
+ }
+ //* check to see if it changed state
+ if ((currentState == HIGH) && (previousState == LOW))
+ {
+ measuredFreq++;
+ }
+
+ previousState = currentState;
+ }
+ noTone(toneOutputPinNumber);
+
+ deltaFreq = abs(measuredFreq - outputFreq);
+
+ percentError = 100 - abs(((outputFreq - deltaFreq) * 100) / outputFreq);
+
+ sprintf(testNameString, "ToneTest.%02d (out freq= %4ld measured freq= %4ld err= %ld%%)", toneOutputPinNumber, outputFreq, measuredFreq, percentError);
+ if (percentError < 5)
+ {
+ passed = true;
+ }
+ else
+ {
+ passed = false;
+ }
+
+ ATS_PrintTestStatus(testNameString, passed);
+}
+
+
+//************************************************************************
+//* this test to make sure the duration option works
+void TestToneDuration(uint8_t toneOutputPinNumber)
+{
+uint8_t helperpin;
+unsigned long startMilliSecs;
+unsigned long highCount, lowCount;
+int previousState;
+int currentState;
+char testNameString[80];
+long outputFreq;
+long measuredFreq;
+boolean passed;
+long percentError;
+long deltaFreq;
+long durationTime;
+
+ if ((toneOutputPinNumber % 2) == 0)
+ {
+ //* if its EVEN, add 1
+ helperpin = toneOutputPinNumber + 1;
+ }
+ else
+ {
+ //* if its ODD
+ helperpin = toneOutputPinNumber - 1;
+ }
+
+ //* dont set the mode of the OUTPUT pin, the tone command does that
+
+ pinMode(helperpin, INPUT);
+
+ previousState = digitalRead(helperpin);
+ startMilliSecs = millis();
+ highCount = 0;
+ lowCount = 0;
+ measuredFreq = 0;
+ durationTime = 0;
+ //* we are going to watch for one second
+ outputFreq = random(500, 2000);
+
+ tone(toneOutputPinNumber, outputFreq, 1000);
+ while ((millis() - startMilliSecs) < 2000)
+ {
+ currentState = digitalRead(helperpin);
+ if (currentState == HIGH)
+ {
+ highCount++;
+ }
+ else
+ {
+ lowCount++;
+ }
+ //* count the freq
+ if ((currentState == HIGH) && (previousState == LOW))
+ {
+ measuredFreq++;
+ }
+
+ //* check to see if it changed state
+ if (currentState != previousState)
+ {
+ durationTime = millis() - startMilliSecs;
+ }
+
+ previousState = currentState;
+ }
+
+ deltaFreq = abs(measuredFreq - outputFreq);
+
+ percentError = 100 - abs(((outputFreq - deltaFreq) * 100) / outputFreq);
+
+ sprintf(testNameString, "ToneTesDurationt.%02d (durationTime =%4ld/1000 freq err= %ld%%)", toneOutputPinNumber, durationTime, percentError);
+ if ((durationTime > 990) && (durationTime < 1010) && (percentError < 5))
+ {
+ passed = true;
+ }
+ else
+ {
+ passed = false;
+ }
+ noTone(toneOutputPinNumber);
+
+ ATS_PrintTestStatus(testNameString, passed);
+}
+
+
+
+//************************************************************************
+void setup()
+{
+short ii;
+uint8_t timerNumber;
+int startMemoryUsage;
+
+ startMemoryUsage = ATS_GetFreeMemory();
+
+ ATS_begin("Arduino", "ToneTest");
+
+
+ //* we start at 2 because 0/1 are RXD/TXD
+ for (ii=2; ii<kBoard_PinCount; ii++)
+ {
+ TestTonePin(ii);
+ }
+
+
+ //* we dont need to test every pin
+ for (ii=2; ii<kBoard_PinCount; ii += 5)
+ {
+ TestToneDuration(ii);
+ }
+
+
+ ATS_ReportMemoryUsage(startMemoryUsage);
+
+ ATS_end();
+
+}
+
+
+//************************************************************************
+void loop()
+{
+
+
+}
+
+
+
+
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