Hi ALL, I wanted to develop circuit for temperature cotrol based on ARM7 controller. what controller i supposed to used of philips. From where do i get circuit diagram or any clue? Thanks in Advance. Dharmendra
Martin Thomas wrote:
> Which temperature sensor?
Any one of Thermocouple, RTD or Thermister.
ther is no specification yet come. so you can help me
for any one above mention
dharmendra
Dharmendra Vasadia wrote: > Martin Thomas wrote: >> Which temperature sensor? > > Any one of Thermocouple, RTD or Thermister. > ther is no specification yet come. so you can help me > for any one above mention > > dharmendra To get started: - use a simple NTC-Resistor - create a voltage-divider with it - connected it the an AD-Converter either the internal ADC if the controller has one or use an external ADC with a digital interface like SPI or I2C. You may also check sensors with digital interface like i.e. the DS1820 (onewire), SHT75 (with humidity, special protocol), several with SPI and/or I2C from ADI.
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