{"id":462,"date":"2026-06-11T10:43:16","date_gmt":"2026-06-11T02:43:16","guid":{"rendered":"https:\/\/projectleon.net\/make\/blog\/barometer-logger-bmp280-arduino-altitude-uav-farsi\/"},"modified":"2026-06-11T10:43:16","modified_gmt":"2026-06-11T02:43:16","slug":"barometer-logger-bmp280-arduino-altitude-uav-farsi","status":"publish","type":"post","link":"https:\/\/projectleon.net\/make\/blog\/barometer-logger-bmp280-arduino-altitude-uav-farsi\/","title":{"rendered":"\u0633\u0627\u062e\u062a Barometer Logger \u0628\u0627 BMP280 \u0648 Arduino: \u0627\u0646\u062f\u0627\u0632\u0647\u200c\u06af\u06cc\u0631\u06cc \u0627\u0631\u062a\u0641\u0627\u0639 \u067e\u0647\u067e\u0627\u062f (\u0641\u0627\u0631\u0633\u06cc)"},"content":{"rendered":"
\n\u0644\u0627\u06af\u0631 BMP280 \u0641\u0634\u0627\u0631\u0633\u0646\u062c \u0627\u0631\u062a\u0641\u0627\u0639 \u067e\u0647\u067e\u0627\u062f Arduino\n<\/div>\n
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BMP280 \u0648 \u0627\u0646\u062f\u0627\u0632\u0647\u200c\u06af\u06cc\u0631\u06cc \u0627\u0631\u062a\u0641\u0627\u0639 \u0628\u0627 \u0641\u0634\u0627\u0631 \u0647\u0648\u0627 \u0686\u06cc\u0633\u062a\u061f (\u0628\u0631\u0627\u06cc \u0645\u0628\u062a\u062f\u06cc)<\/h2>\n

\u0628\u0627 \u0628\u0627\u0644\u0627 \u0631\u0641\u062a\u0646 \u0627\u0631\u062a\u0641\u0627\u0639\u060c \u0641\u0634\u0627\u0631 \u0647\u0648\u0627 \u06a9\u0627\u0647\u0634 \u0645\u06cc\u200c\u06cc\u0627\u0628\u062f. \u0627\u06cc\u0646 \u0631\u0627\u0628\u0637\u0647 \u0641\u06cc\u0632\u06cc\u06a9\u06cc \u067e\u0627\u06cc\u0647 \u06a9\u0627\u0631 Barometer<\/strong> (\u0641\u0634\u0627\u0631\u0633\u0646\u062c) \u062f\u0631 \u067e\u0647\u067e\u0627\u062f\u0647\u0627 \u0627\u0633\u062a. \u0645\u0627\u0698\u0648\u0644 BMP280<\/strong> \u06cc\u06a9 \u0633\u0646\u0633\u0648\u0631 \u062f\u06cc\u062c\u06cc\u062a\u0627\u0644 \u0641\u0634\u0627\u0631 \u0648 \u062f\u0645\u0627 \u0628\u0627 \u062f\u0642\u062a \u0628\u0627\u0644\u0627 \u0627\u0633\u062a \u06a9\u0647 \u0627\u0632 \u0637\u0631\u06cc\u0642 I2C \u06cc\u0627 SPI \u0628\u0647 Arduino \u0645\u062a\u0635\u0644 \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n

\u0628\u0627 \u0641\u0631\u0645\u0648\u0644 Barometric Formula<\/strong>\u060c \u0627\u0632 \u0627\u062e\u062a\u0644\u0627\u0641 \u0641\u0634\u0627\u0631 \u0628\u06cc\u0646 \u0646\u0642\u0637\u0647 \u067e\u0631\u0648\u0627\u0632 \u0648 \u0632\u0645\u06cc\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0627\u0631\u062a\u0641\u0627\u0639 \u0646\u0633\u0628\u06cc \u0631\u0627 \u0628\u0627 \u062f\u0642\u062a \u00b1\u06f1 \u0645\u062a\u0631 \u0645\u062d\u0627\u0633\u0628\u0647 \u06a9\u0631\u062f. \u0641\u0644\u0627\u06cc\u062a \u06a9\u0646\u062a\u0631\u0644\u0631\u0647\u0627\u06cc ArduPilot \u0648 iNAV \u0647\u0645 \u0627\u0632 \u0647\u0645\u06cc\u0646 \u0627\u0635\u0644 \u0628\u0631\u0627\u06cc Altitude Hold \u0648 Auto Landing \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f.<\/p>\n

\u06cc\u06a9 \u0644\u0627\u06af\u0631 Barometer \u0645\u0633\u062a\u0642\u0644 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u062f\u0631 \u062a\u062d\u0644\u06cc\u0644 \u067e\u0631\u0648\u0627\u0632\u060c \u0628\u0631\u0631\u0633\u06cc \u0628\u0627\u0632\u062f\u0647\u06cc PID Altitude\u060c \u0648 \u062a\u0646\u0638\u06cc\u0645 \u067e\u0627\u0631\u0627\u0645\u062a\u0631\u0647\u0627\u06cc \u0645\u0648\u062a\u0648\u0631 \u0628\u0633\u06cc\u0627\u0631 \u0645\u0641\u06cc\u062f \u0628\u0627\u0634\u062f.<\/p>\n<\/div>\n

\n

\u0645\u062d\u0635\u0648\u0644\u06cc \u06a9\u0647 \u0645\u06cc\u200c\u0633\u0627\u0632\u06cc\u062f<\/h2>\n

\u06cc\u06a9 \u0644\u0627\u06af\u0631 \u0641\u0634\u0627\u0631\/\u0627\u0631\u062a\u0641\u0627\u0639 \u0628\u0627 BMP280 \u06a9\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627 \u0631\u0648\u06cc SD Card \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u0627\u0631\u062a\u0641\u0627\u0639 \u0631\u0627 \u0631\u0648\u06cc OLED \u0646\u0645\u0627\u06cc\u0634 \u0645\u06cc\u200c\u062f\u0647\u062f.<\/p>\n

    \n
  • \u0632\u0645\u0627\u0646 \u0633\u0627\u062e\u062a:<\/strong> \u06f2 \u062a\u0627 \u06f3 \u0633\u0627\u0639\u062a<\/li>\n
  • \u0647\u0632\u06cc\u0646\u0647:<\/strong> \u06f3\u06f0\u06f0 \u062a\u0627 \u06f4\u06f5\u06f0 \u0647\u0632\u0627\u0631 \u062a\u0648\u0645\u0627\u0646<\/li>\n
  • \u062f\u0642\u062a \u0627\u0631\u062a\u0641\u0627\u0639:<\/strong> \u00b1\u06f1 \u0645\u062a\u0631<\/li>\n<\/ul>\n<\/div>\n

    \n\n\n\n\n\n\n\nBMP280<\/text>\nI2C \u0641\u0634\u0627\u0631+\u062f\u0645\u0627<\/text>\nArduino Nano<\/text>\n\u0645\u062d\u0627\u0633\u0628\u0647 \u0627\u0631\u062a\u0641\u0627\u0639<\/text>\nSD + OLED<\/text>\n\u0644\u0627\u06af + \u0646\u0645\u0627\u06cc\u0634<\/text>\nExcel\/Python<\/text>\n\u06af\u0631\u0627\u0641 \u0627\u0631\u062a\u0641\u0627\u0639<\/text>\nBarometer Logger \u2014 \u0641\u0634\u0627\u0631 \u2192 \u0627\u0631\u062a\u0641\u0627\u0639 \u0646\u0633\u0628\u06cc \u2192 CSV \u2192 \u062a\u062d\u0644\u06cc\u0644<\/text>\n<\/svg><\/p>\n

    \u06a9\u062f Arduino \u2014 BMP280 + SD Logger<\/h2>\n
    \n#include <Wire.h>\n#include <Adafruit_BMP280.h>\n#include <Adafruit_SSD1306.h>\n#include <SD.h>\n\nAdafruit_BMP280 bmp;\nAdafruit_SSD1306 oled(128, 64, &Wire, -1);\nFile logFile;\n\nfloat groundPressure;  \/\/ \u0641\u0634\u0627\u0631 \u0633\u0637\u062d \u0632\u0645\u06cc\u0646\n\nfloat calcAltitude(float pressure) {\n  \/\/ \u0641\u0631\u0645\u0648\u0644 Barometric \u0628\u0631\u0627\u06cc \u0627\u0631\u062a\u0641\u0627\u0639 \u0646\u0633\u0628\u06cc\n  return 44330.0 * (1.0 - pow(pressure \/ groundPressure, 0.1903));\n}\n\nvoid setup() {\n  Serial.begin(115200);\n  bmp.begin(0x76);\n  bmp.setSampling(Adafruit_BMP280::MODE_NORMAL,\n                  Adafruit_BMP280::SAMPLING_X2,\n                  Adafruit_BMP280::SAMPLING_X16,\n                  Adafruit_BMP280::FILTER_X16,\n                  Adafruit_BMP280::STANDBY_MS_500);\n  oled.begin(SSD1306_SWITCHCAPVCC, 0x3C);\n\n  \/\/ \u06a9\u0627\u0644\u06cc\u0628\u0631\u0627\u0633\u06cc\u0648\u0646: \u0645\u06cc\u0627\u0646\u06af\u06cc\u0646 \u06f3\u06f0 \u0646\u0645\u0648\u0646\u0647 \u0627\u0648\u0644\n  float pSum = 0;\n  for(int i=0; i<30; i++) { pSum += bmp.readPressure(); delay(50); }\n  groundPressure = pSum \/ 30.0;\n  Serial.print(\"Ground P: \"); Serial.println(groundPressure);\n\n  SD.begin(10);\n  logFile = SD.open(\"baro_log.csv\", FILE_WRITE);\n  if(logFile) logFile.println(\"ms,pressure,temp,altitude\");\n}\n\nvoid loop() {\n  float press = bmp.readPressure();\n  float temp  = bmp.readTemperature();\n  float alt   = calcAltitude(press);\n\n  oled.clearDisplay(); oled.setTextSize(2); oled.setCursor(0,0);\n  oled.print(alt, 1); oled.println(\"m\");\n  oled.setTextSize(1); oled.setCursor(0,20);\n  oled.print(press\/100.0, 2); oled.println(\" hPa\");\n  oled.print(temp, 1); oled.println(\" C\");\n  oled.display();\n\n  if(logFile) {\n    logFile.print(millis()); logFile.print(\",\");\n    logFile.print(press,2);  logFile.print(\",\");\n    logFile.print(temp,2);   logFile.print(\",\");\n    logFile.println(alt,3);\n    if(millis() % 5000 < 100) logFile.flush();\n  }\n  delay(200);\n}\n<\/code><\/pre>\n
    \u0686\u06a9\u200c\u0644\u06cc\u0633\u062a \u062a\u0633\u062a<\/h2>\n\n\n\n\n\n\n\n\n
    \u062a\u0633\u062a<\/th>\n\u0646\u062a\u06cc\u062c\u0647<\/th>\n<\/tr>\n<\/thead>\n
    \u062f\u0631 \u0633\u0637\u062d \u0632\u0645\u06cc\u0646 \u0627\u0631\u062a\u0641\u0627\u0639 \u2248 0m \u0627\u0633\u062a\u061f<\/td>\n\u0628\u0644\u0647 \u2014 \u0628\u0639\u062f \u0627\u0632 \u06a9\u0627\u0644\u06cc\u0628\u0631\u0627\u0633\u06cc\u0648\u0646<\/td>\n<\/tr>\n
    \u0628\u0627\u0644\u0627 \u0628\u0631\u062f\u0646 \u06f1 \u0645\u062a\u0631 \u2192 \u0627\u0631\u062a\u0641\u0627\u0639 \u2248 1m\u061f<\/td>\n\u0628\u0644\u0647<\/td>\n<\/tr>\n
    \u0641\u0627\u06cc\u0644 CSV \u0631\u0648\u06cc SD \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u0647\u061f<\/td>\n\u0628\u0644\u0647<\/td>\n<\/tr>\n
    \u062f\u0645\u0627\u06cc \u0633\u0646\u0633\u0648\u0631 \u0628\u0627 \u062f\u0645\u0627\u0633\u0646\u062c \u0645\u062d\u06cc\u0637 \u062a\u0637\u0627\u0628\u0642 \u062f\u0627\u0631\u062f\u061f<\/td>\n\u00b1\u06f2\u00b0C \u0642\u0627\u0628\u0644 \u0642\u0628\u0648\u0644<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \n\n\u0646\u0645\u0648\u0646\u0647 \u06af\u0631\u0627\u0641 \u0627\u0631\u062a\u0641\u0627\u0639 \u2014 \u0631\u0641\u062a \u0648 \u0628\u0631\u06af\u0634\u062a \u067e\u0631\u0648\u0627\u0632<\/text>\n0s<\/text>\n60s<\/text>\n30m<\/text>\n0m<\/text>\n<\/svg><\/p>\n
    \u0648\u06cc\u062f\u0626\u0648\u0647\u0627\u06cc \u0622\u0645\u0648\u0632\u0634\u06cc<\/h2>\n
    \n