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【High‑Accuracy Barometric Pressure Sensing】 BMP280 digital pressure sensor module using for Bosch BMP280 chip; pressure range from 300 hPa to 1100 hPa with ±1.0 hPa accuracy; factory‑calibrated digital output ensures stable air pressure data; supports precise environmental and altitude‑related calculations
【Integrated Temperature Measurement】 Built‑in temperature sensor with range from −40 °C to 85 °C and ±1.0 °C accuracy; provides real‑time thermal data and internal compensation for pressure readings; improves measurement consistency when ambient temperature changes
【5 V Power Input With Onboard Regulation】 Designed for direct 5.0 V DC input; onboard voltage regulation converts power to 3.3 V logic levels; simplifies wiring for 5 V control boards; reduces the need for external level shifting in mixed‑voltage systems
【Flexible I2C And SPI Interfaces】 Supports both I2C and SPI communication modes; selectable pins allow easy protocol configuration; compatible with common microcontrollers; simplifies firmware development and supports a wide range of embedded communication setups
【Compact Module For Easy Integration】 Small footprint sensor module with clearly defined pin layout; suitable for space‑limited PCB designs; compatible with for Arduino and other 5 V platforms; supports fast prototyping and reliable installation in monitoring projects

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Product Overview
BMP280 Digital Barometric Pressure Sensor Module with high‑precision temperature measurement. Designed with original Bosch BMP280 chip and onboard voltage regulation, supporting 5V systems. Ideal for altitude sensing, weather monitoring, and embedded control applications.

1. Product Parameters
Sensor IC: BMP280
Sensor Type: Digital barometric pressure & temperature sensor
Supply Voltage (VCC): 5.0 V DC
Pressure Measurement Range: 300–1100 hPa
Pressure Accuracy: ±1.0 hPa
Temperature Measurement Range: −40 °C to +85 °C
Temperature Accuracy: ±1.0 °C
Communication Interface: I2C / SPI
Logic Level: 3.3 V (onboard regulation)
Power Consumption: Low‑power design
2. Pin Function Description
VCC (IN+): DC power input positive, 5 V
GND: Power ground
SCL / SCK: I2C clock or SPI clock
SDA / SDI: I2C data or SPI data input
SDO: SPI data output / I2C address select
CS: SPI chip select, active low
3. Common Questions & Answers (FAQ)
Q1: Can this module be powered directly by 5V?
A1: Yes, it is designed for 5V input with onboard regulation.

Q2: Does it also measure temperature?
A2: Yes, it provides accurate temperature readings along with pressure.

Q3: Which communication protocols are supported?
A3: Both I2C and SPI interfaces are supported.

Q4: Is it compatible with Arduino boards?
A4: Yes, it works well with Arduino and other 5V microcontrollers.

Q5: Can it be used for altitude measurement?
A5: Yes, barometric pressure data can be used to calculate altitude.

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6 قطع BMP280 وحدة استشعار الضغط الجوي ودرجة الحرارة الرقمية، مدخل 5 فولت، واجهة I2C SPI

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