{"product_id":"ultrasonic-distance-measurement-control-board-hc-sr04-test-board-rangefinder-digital-display-serial","title":"Ultrasonic Distance Measurement Control Board HC-SR04 Test Board Rangefinder Digital Display Serial","description":"\u003cstrong\u003eFeatures:\u003c\/strong\u003e  \u003cbr\u003e ?  \u003cbr\u003e Onboard STM8S103 high-performance microprocessor  \u003cbr\u003e With digital display  \u003cbr\u003e Data can be output through the serial port  \u003cbr\u003e Effective measuring distance: 3cm - 400cm  \u003cbr\u003e Display unit: cm?  \u003cbr\u003e The biggest error: about 1%  \u003cbr\u003e Working voltage: 5V  \u003cbr\u003e Test Board size: 24.2x35.1mm  \u003cbr\u003e ?  \u003cbr\u003e   \u003cstrong\u003eInterface Description:\u003c\/strong\u003e  \u003cbr\u003e ?  \u003cbr\u003e VCC, GND: 5V power interface  \u003cbr\u003e 2.54mm white socket: 5V power supply interface  \u003cbr\u003e TX: module serial port to send foot  \u003cbr\u003e RX: module serial port receive pin  \u003cbr\u003e NRST, SWIN: reserved STM8 program download port  \u003cbr\u003e ?  \u003cbr\u003e   \u003cstrong\u003eInstructions for use:\u003c\/strong\u003e  \u003cbr\u003e ?  \u003cbr\u003e Measurement distance can be displayed simultaneously through the digital tube and serial port  \u003cbr\u003e Digital display, directly plug in the ultrasonic module, access 5V power supply  \u003cbr\u003e Serial 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: XXX r n , Where XXX represents the distance, the unit is CM  \u003cbr\u003e ?  \u003cbr\u003e   \u003cstrong\u003ePrecautions:\u003c\/strong\u003e  \u003cbr\u003e ?  \u003cbr\u003e 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.  \u003cbr\u003e Effective measuring distance 3cm-400cm, beyond this range may result in data is not allowed or display 000  \u003cbr\u003e ?  \u003cbr\u003e   \u003cstrong\u003ePackage included:\u003c\/strong\u003e  \u003cbr\u003e ?  \u003cbr\u003e 1 x Ultrasonic Distance Measurement Control Board  \u003cbr\u003e  \u003cbr\u003e         \u003cbr\u003e     \u003cp\u003e\u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/5C\/00\/3186bacf-e518-4276-ac69-d2bfed0d0da9.JPG\"\u003e\u003c\/p\u003e   \u003cp\u003e\u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/48\/71\/2d1e6186-8f2f-4932-8fed-7419ac073fb0.JPG\"\u003e\u003c\/p\u003e   \u003cp\u003e\u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/97\/8F\/65b3dfcf-6230-42fb-9075-8451491daca9.JPG\"\u003e\u003c\/p\u003e   \u003cbr\u003e","brand":"ZHIQIAN","offers":[{"title":"Default Title","offer_id":43930602537155,"sku":"ZHIQIAN-038204","price":505.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/4355\/1683\/files\/65b3dfcf-6230-42fb-9075-8451491daca9.jpg?v=1725802804","url":"https:\/\/wrsss.com\/products\/ultrasonic-distance-measurement-control-board-hc-sr04-test-board-rangefinder-digital-display-serial","provider":"Wrsss","version":"1.0","type":"link"}