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122 lines
3.8 KiB
122 lines
3.8 KiB
/* |
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* Example of DataFlash library. |
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* Code by Jordi MuÒoz and Jose Julio. DIYDrones.com |
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*/ |
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// Libraries |
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#include <FastSerial.h> |
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#include <AP_Common.h> |
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#include <AP_Math.h> // ArduPilot Mega Vector/Matrix math Library |
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#include <SPI.h> // Arduino SPI lib |
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#include <AP_Semaphore.h> // Required by DataFlash library |
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#include <DataFlash.h> |
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//////////////////////////////////////////////////////////////////////////////// |
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// Serial ports |
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//////////////////////////////////////////////////////////////////////////////// |
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// |
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// Note that FastSerial port buffers are allocated at ::begin time, |
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// so there is not much of a penalty to defining ports that we don't |
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// use. |
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// |
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FastSerialPort0(Serial); // FTDI/console |
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#define HEAD_BYTE1 0xA3 |
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#define HEAD_BYTE2 0x95 |
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// NOTE: You must uncomment one of the following two lines |
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DataFlash_APM2 DataFlash; // Uncomment this line if using APM2 hardware |
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//DataFlash_APM1 DataFlash; // Uncomment this line if using APM1 hardware |
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void setup() |
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{ |
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Serial.begin(115200); |
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DataFlash.Init(); // DataFlash initialization |
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Serial.println("Dataflash Log Test 1.0"); |
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// Test |
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delay(20); |
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DataFlash.ReadManufacturerID(); |
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delay(10); |
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Serial.print("Manufacturer:"); |
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Serial.print(int(DataFlash.df_manufacturer)); |
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Serial.print(","); |
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Serial.print(DataFlash.df_device); |
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Serial.println(); |
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// We start to write some info (sequentialy) starting from page 1 |
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// This is similar to what we will do... |
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DataFlash.StartWrite(1); |
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Serial.println("After testing perform erase before using DataFlash for logging!"); |
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Serial.println(""); |
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Serial.println("Writing to flash... wait..."); |
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for (int i = 0; i < 1000; i++) { // Write 1000 packets... |
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// We write packets of binary data... (without worry about nothing more) |
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DataFlash.WriteByte(HEAD_BYTE1); |
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DataFlash.WriteByte(HEAD_BYTE2); |
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DataFlash.WriteInt(2000 + i); |
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DataFlash.WriteInt(2001 + i); |
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DataFlash.WriteInt(2002 + i); |
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DataFlash.WriteInt(2003 + i); |
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DataFlash.WriteLong((long)i * 5000); |
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DataFlash.WriteLong((long)i * 16268); |
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DataFlash.WriteByte(0xA2); // 2 bytes of checksum (example) |
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DataFlash.WriteByte(0x4E); |
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delay(10); |
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} |
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delay(100); |
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} |
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void loop() |
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{ |
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int i, tmp_int; |
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byte tmp_byte1, tmp_byte2; |
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long tmp_long; |
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Serial.println("Start reading page 1..."); |
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DataFlash.StartRead(1); // We start reading from page 1 |
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for (i = 0; i < 200; i++) { // Read 200 packets... |
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tmp_byte1 = DataFlash.ReadByte(); |
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tmp_byte2 = DataFlash.ReadByte(); |
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Serial.print("PACKET:"); |
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if ((tmp_byte1 == HEAD_BYTE1) && (tmp_byte1 == HEAD_BYTE1)) { |
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// Read 4 ints... |
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tmp_int = DataFlash.ReadInt(); |
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Serial.print(tmp_int); |
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Serial.print(","); |
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tmp_int = DataFlash.ReadInt(); |
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Serial.print(tmp_int); |
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Serial.print(","); |
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tmp_int = DataFlash.ReadInt(); |
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Serial.print(tmp_int); |
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Serial.print(","); |
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tmp_int = DataFlash.ReadInt(); |
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Serial.print(tmp_int); |
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Serial.print(","); |
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// Read 2 longs... |
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tmp_long = DataFlash.ReadLong(); |
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Serial.print(tmp_long); |
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Serial.print(","); |
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tmp_long = DataFlash.ReadLong(); |
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Serial.print(tmp_long); |
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Serial.print(";"); |
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// Read the checksum... |
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tmp_byte1 = DataFlash.ReadByte(); |
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tmp_byte2 = DataFlash.ReadByte(); |
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} |
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Serial.println(); |
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} |
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Serial.println(""); |
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Serial.println("Test complete. Test will repeat in 20 seconds"); |
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Serial.println(""); |
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delay(20000); |
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} |