This is Sensiron high reliable tested and proven stable temperature and humidity sensor. The SHT is fully calibrated and provide a digital and analog output with an advance series of digital humidity and temperature sensor design for long term stability
The TI SMBus / i2C TMP116/TMP116N Digital Temp. Sensor
This is the TMP116 a high accuracy, low power digital temperature sensor with SMBus and i2c interface from Texas Instruments. This device runs on low power in a high precision temperature sensor with integrated memory. The TMP116 features a 16bit
Water/Liquid Level Data Logging on microSD and RTC
Another project that demonstrate how to build a low cost lake/pond water level logger sensor that can be deployed without an RF communication. however this project works as independent/standalone can be deployed on a remote area intended for science and
Motion Data Logging with RTC / PIR as Stand Alone
This project is intended for implementing a low cost proximity/motion data logger, useful device that can be used on environmental / animal scientific research for school/university studies. However the goal of this project is to build an open source that
Wiring PCA9685 16-Channel/12Bit PWM i2C Bus Controller
This is the PCA9685 develop by XMP semiconductor. The PCA9685 is an i2C / TWI bus controller capable of driving 16 channels PWM controller. Suitable for driving servos and LED. Each LED output has its own 12-bit resolution at 4096
Wiring Panasonic PaPIRs PIR Pyroelectric Motion Sensor
PIR (Passive Infrared or Pyroelectric) Motion Sensor from Panasonic has industrial grade, highly reliable and precise and accurate sensor. The Panasonic PIR motion sensor has three series that suit your requirements. The Panasonic EKMB (WL) has a low current consumption
Wiring LM393 as Steam, Water Vapor, Moisture Sensor
This is a steam sensor which is can sense a rain drops, steam or water vapor suitable of IOT project. The illustration below use LM3XX as differential comparators that drives the difference between the two inputs. The LM3XX device is
Wiring DRV8880 2A Stepper Motor Driver With AutoTune
The DRV8880 is a 2A stepper motor driver with integrated auto tune, support STEP/DIR interface up to 1~16 micro stepping indexer that runs on 6.5 to 45v range. These device can be use in Automatic Teller, Money Handling Machine, Security
Wiring TI DRV8833 H-Bridge DC/Stepper Motor Driver
The DRV8833 is almost similar to DRV8871 it has also H-Bridge current control motor driver and also can drive a DC Motors and 1 Stepper Motor, solenoids, or other inductive loads. The difference between DRV8833 and DRV8871 is pin configuration
Wiring TI DRV8871 Brushed Motor Driver with PWM Sense
The Texas Instruments DRV8871 is a 3.6A brushed DC motor driver with internal current sense / pulse with modulation control. This device is suitable use for printers, industrial equipment’s, mechatronics, appliances, etc. This device as 2 logic input to control
Sending Queues with FreeRTOS on ESP32 / ESP32S
RTOS (Real Time Operating System) is a computer program that supports basic functions, services or applications that runs on real time environment. RTOS is not a big data size of operating system and it is not design to runs on
Wiring SenseAir LP8/S8 CO2 Carbon Dioxide NDIR Sensor
These are the SenseAir Miniature (Carbon Dioxide) CO2 Sensor featuring a non-dispersive small package infrared (NDIR) sensor, a new optical design that enable a precise and accurately measures carbon dioxide level up to 5% that runs on 30mA design for