Ultrasonic Distance Measurement Control Board HC-SR04 Test Board Rangefinder Digital Display Serial Output

Was: 12.75
Price: 10.49

Features Onboard STM8S103 high performance microprocessorWith digital displayData can be output through the serial portEffective measuring distance 3cm 400cmDisplay unit cm The biggest error about 1 Working voltage 5VTest Board size 24 2×35 1mm Interface Description VCC GND 5V power interface2 54mm white socket 5V power supply interfaceTX module serial port to send footRX module serial port receive pinNRST SWIN reserved STM8 program download port Instructions for use Measurement distance can be displayed simultaneously through the digital tube and serial portDigital display directly plug in the ultrasonic module access 5V power supplySerial port output plug in the ultrasonic module the module s VCC TX RX GND are connected to USB to TTL module 5V RX TX GND serial communication baud rate 9600 the output format D XXXrn Where XXX represents the distance the unit is CM Precautions Ranging the measured object area of not less than 0 5 square meters and should be as flat as possible and slightly stronger reflective ability otherwise it will affect the test results Effective measuring distance 3cm 400cm beyond this range may result in data is not allowed or display 000 Package included 1 x Ultrasonic Distance Measurement Control Board
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