The Laser Distance Sensor is a high-precision measurement tool designed for a wide range of applications, offering a measurement range from 0.045 meters to 100 meters with an impressive accuracy of ±1mm. It features a 635nm Class II laser, delivering a precise spot diameter of just 6mm at 10 meters, ensuring reliable distance measurements in both short and long-range scenarios. The sensor is built with durability in mind, featuring an IP40 protection rating, with an IP65 rating when housed in an aluminum case, making it suitable for various industrial and outdoor environments. It operates within a temperature range of -20°C to +70°C, ensuring reliable performance under diverse conditions. With flexible power supply options (TTL, Modbus RTU, and analog), it’s easily integrated into a variety of systems, from robotics and automation to consumer electronics. Compact and lightweight at just 60g, this sensor is easy to install and integrate, making it an ideal choice for developers and engineers seeking accurate and durable distance measurement solutions.

The USB-TTL/STC-ISP Online Programmer is a self-developed tool designed to solve the issue of programming STC series microcontrollers on laptops without serial ports. By using a USB interface, this programmer provides a low-cost and high-performance solution for users in factories, schools, and personal development projects. Its efficient design and user-friendly features make it the preferred choice for anyone working with STC microcontrollers.

Features:

1. USB 1.1/2.0 Compatibility: Supports both USB 1.1 and USB 2.0 communication standards, ensuring wide compatibility with modern laptops and desktop systems.
2. Broad OS Support: Fully compatible with a wide range of Windows operating systems, including WIN98, WINME, WIN2000, WINXP, and VISTA, making it easy to integrate into different development environments.
3. USB Power Supply & Protection: Powered through the USB interface, the programmer includes a built-in MA self-resetting fuse and resistance protection. This protects the computer’s motherboard from accidental damage caused by power surges or short circuits during programming.
4. Flexible Power Options: During programming, the programmer can either use the target system’s power or draw power from the USB port itself to supply the target board. It is important that the target board’s current does not exceed 100mA to ensure stable programming performance.
5. Non-Interfering Programming: Once the programming is complete, the programmer does not affect the target board’s normal operation, allowing for continuous use of the board without disruption.
6. Full Support for STC Series Chips: The programmer is fully capable of programming the entire range of STC microcontroller chips, making it a versatile tool for a wide array of projects.
7. 3.3V and 5V Output: It provides both 3.3V and 5V voltage output interfaces, giving users flexibility when working with different target boards that require different operating voltages.
8. Faster and More Stable Than Parallel Programming: The USB-TTL/STC-ISP programmer offers faster and more reliable programming compared to traditional parallel port-based programming, providing a smoother experience for laptop users.
9. High-Speed and Stable Programming: Equipped with imported original chips, this programmer delivers high-speed and stable performance, ensuring reliable and efficient programming for all STC series microcontrollers.