In this example we connect a BMp085 sensor to an Arduino Due, you can use this to measure barometric pressure and temperature This sensor has been replaced by some newer …
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The ADS1015 is a precision analog-to-digital converters (ADCs) with 12 bits of resolution offered in an ultra-small, leadless QFN-10 package or an MSOP-10 package. The ADS1015 are designed with precision, power, …
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In this example we will connect an LM35 temperature sensor to our Espruino The LM35 series are precision integrated-circuit temperature sensors, whose output voltage is linearly proportional to the Celsius …
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MCP9808 digital temperature sensor example The MCP9808 digital temperature sensor converts temperatures between -20°C and +100°C to a digital word with ±0.5°C (max.) accuracy. The MCP9808 comes with user-programmable registers …
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In a previous post we showed how to connect a MAX 7219 7 Segment display – Espruino and MAX7219 7 segment display example . Here are some more examples Counter example This …
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The MAX7219 is a compact, serial input/output common-cathode display drivers that interface microprocessors (µPs) to 7-segment numeric LED displays of up to 8 digits, bar-graph displays, or 64 individual LEDs. Included …
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In the previous example using an HC-SRO4 ultrasonic sensor – Espruino and an ultrasonic distance sensor, we looked at displaying the distance to an object but just displayed this on the …
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The HC-SR04 is used to measure distances by using ultrasonic sounds. It works by sending out a burst of ultrasound and listening for the echo when it bounces off of …
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The DS18B20 is a temperature sensor that can be used in various simple projects. This part uses the 1 wire bus and you can connect multiple sensors up to your Espruino. …
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The PCF8574 is an 8 bits I/O port expander that uses the I2C protocol. Using this IC, you can use only the SDA and SCL pins of your Arduino board …
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The MLX90614 is a non-contact infrared thermometer with a measurement range from -70 to +380 degree Celsius. Just connect the four leads to your MBed supported device and you will have …
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The ADXL345 is a small, thin, low power, 3-axis accelerometer with high resolution (13-bit) measurement at up to ±16g. Digital output data is formatted as 16-bit twos complement and is …