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Category | Speedometer / RPM meter / Encoder |
Type | New item |
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Type | Pre-owned Items |
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Item description |
รายละเอียดสินค้า
ใช้วัดความเร็วรอบรถ Smart car โดยใช้ลำแสงยิงไปยังตัวรับ ใช้คู่กับเฟือง Encoder ที่แถมมากับรถ Smart car หรือจะทำฟันเฟืองเองก็ได้เช่นกัน Datasheet trigger Datasheet reader ตัวอย่าง Code สามารถเขียนโปรแกรมได้ทั้งแบบอ่านตรงๆด้วย digitalRead หรือ Interrupt (แนะนำ) โดยตัวอย่างนี้จะเสนอวิธีการเขียนแบบ Interrupt ครับ CODE arduino interrupt encoder
รายละเอียดเพิ่มเติม Features: The slot type photoelectric sensor is composed of an infrared light emitting diode and an NPN phototransistor with a groove width of 5.9 mm. As long as the non-transparent object passes through the slot type, it can be triggered (used with our car code wheel) to output TTL low level. The Schmitt trigger is used to shake the pulse, which is very stable and can be used for measuring the speed of the car, measuring the distance and the like! M3 screw mounting holes at both ends.
Specifications:
Working voltage: 3.3V-5V
Output form: digital switch OUT output (0 and 1)
Instructions for Use:
1. Connect VCC and GND, the module signal indicator will light up.
2. When there is no occlusion in the module slot, the receiving tube is turned on, and the module OUT outputs a high level; when occluding, the OUT output is low, and the signal indicator is off.
3. The module OUT can be connected to the relay to form a limit switch and other functions. It can also be connected to the active buzzer module to form an alarm.
4. The OUT output interface can be directly connected to the IO port of the MCU. Generally, it is connected to an external interrupt to detect whether the sensor has a occlusion. If the motor code plate is used, the motor speed can be detected.
Note:
1. Correct wiring! Never reverse the positive and negative, causing the board electronics to burn out.
2. Arduino players should set the MCU's I/O port to input mode/receive mode, otherwise they will not be available. Other MCUs, or more advanced control boards such as ARM, must be set to input mode/receive mode if the I/O port needs to be set to input/output mode, otherwise it cannot be used.
3.The 51 series MCU can be used directly without setting the input/output mode. ![]() ![]() ![]() |
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Tags |
Every item comes with a 30-day warranty. However, there are certain conditions that apply:
The customer should not be responsible for any self-inflicted damage, such as incorrect power connections (for example, supplying 5V instead of the required 3.3V for a sensor).
The product must be in perfect condition, without any breakage or damage caused by electricity (e.g., short circuits leading to electrical fires).
The store does not accept product exchanges due to customer misunderstandings, such as purchasing the wrong size for their project or buying something without eventually using it. Customers can inquire about the product details and ensure compatibility before making a purchase by contacting us through our Line account @modulemore during business hours. Please note that there may be delays in response between 12:00 PM and 2:00 PM.
Return Policy: To initiate a product return, customers must provide the original receipt or a copy for quick verification. Returns can be sent to our store address by following these guidelines:
Please note that the store reserves the right to make the final decision regarding product replacement or refund.
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Last updated | Sep 6, 2025 |