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then wire the output pin to a digital GPIO input
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Useful add-ons include an Arduino or ADC-capable board
Circuitrocks also offers infrared receivers with carrier frequency up to 56kHz
Compared Product Best For Key Difference Direct Link Relay Solid State Module 2 Channel switching external loads Relay Solid State Module View product Relay Solid State Module 4 Channel switching external loads Relay Solid State Module View product Relay Solid State Module 1 Channel switching external loads Relay Solid State Module View product Technical specifications
BLE Module HM-11 CC2541 - Bluetooth 4.0 LE ch340g then wire the output pinThe BLE 4. 0 (Bluetooth Low Energy) HM 11 Module is based on the Texas Instrument's CC2541 microprocessor but the board itself is manufactured by Elecrow. It can communicate with computers, smartphones, tablets, and other embedded systems via serial communication. BLE technology also lets the device operate in ultra low power, making it suitable for projects that require battery longevity. Moreover, the BLE 3. 0 HM11 module works with AT commands. It
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