DHT12 Digital temperature and humidity sensor is a calibrated digital output record of temperature and humidity, DHT11 the upgrade product. Application-specific digital temperature and humidity sensor module and semiconductor ensure high reliability and excellent long-term stability.
DHT12 With a single bus, and standards I2C Two kinds of communication and single bus communication mode is fully compatible with DHT11.
Standard bus interface makes it simple and quick to system integration. With super small size, low power consumption, suitable for a wide variety of applications.I2C Communication uses standard communication sequence, the user can directly I2C Communication on the bus, no additional wiring, simple to use. Two-way switch, users are free to choose, easy to use, should be a broad range of areas. Products for the 4 Lead, convenient connection, provides special packages according to user needs.
Second, the scope of application
Heating, ventilation and air conditioning, Dehumidifier, test and inspection equipment, consumer products, automotive, automation, data recorders, weather stations, home appliances, control, Medical and other relative humidity control.
Third, product highlights
Fully interchangeable, low cost, long term stability, relative humidity and temperature measurement, signal transmission of long distance, digital output, precise calibration, power consumption is very low, the standard single-wire digital interface, the standard I2C Bus digital interface, communication can be freely chosen.
DHT12 Digital temperature and humidity sensor may be a calibrated digital output record of temperature and humidity, DHT11 the upgrade product. Application-specific digital temperature and humidity sensor module and semiconductor ensure high reliability and excellent long-term stability, DHT12 With one bus, and standards I2C Two sorts of
communication and single bus communication mode is fully compatible with DHT11。 Standard bus interface makes it simple and quick to system integration. With super small size, low power consumption, suitable for a good sort of applications.I2C Communication uses a standard communication sequence, the user can directly I2C Communication on the bus, no additional wiring, simple to use. Two-way switch, users are liberal to choose, easy to use, should be a broad range of areas. Products for the 4 Lead, convenient connection, provides special packages consistent with user needs.
DHT12 With one bus, and standards I2C Two sorts of communication and single bus communication mode is fully compatible with DHT11。 Standard bus interface makes it simple and quick to system integration. With super small size, low power consumption, suitable for a wide variety of applications.I2C Communication uses standard communication sequence, the user can directly I2C Communication on the bus, no additional wiring, simple to use. Two-way switch, users are liberal to choose, easy to use, should be a broad range of areas. Products for the 4 Lead, convenient connection, provides special packages consistent with user needs.
It is Fully interchangeable, low cost, long term stability, relative humidity and temperature measurement, signal transmission of long distance, digital output, precise calibration, power consumption is very low, the standard single-wire digital interface, the standard I2C Bus digital interface, communication can be freely chosen. DHT12 Support I2C Way to communicate, in full accordance with I2C Standard protocol prepared, can be linked directly in I2C Bus sensor SDA PIN I2C Data bus,SCL2C Clock bus, customers need to both pin a 1KΩ~10KΩPull-up resistor.I2C Address for 0xB8(DEV SEL); I2C. The communication rate cannot be higher than 400KHZ.
