Teensy 4.0 Development Board The Teensy 4.0 features an ARM Cortex-M7 processor at 600 MHz, with an NXP iMXRT1062 chip, the fastest microcontroller available today – ten times faster than the Teensy 3.2! The NXP iMXRT1062 is a ‘cross-over’ processor, which has the functionality of a microcontroller, at the speeds of a microcomputer. It’s perfect for when you need tons of flash, RAM and, crunch lots of data, or when you need two full-speed USB ports. It even has a graphics processor! All this for two sawbucks. When running at 600 MHz, Teensy 4.0 consumes approximately 100 mA current. Teensy 4.0 provides support for dynamic clock scaling. Unlike traditional microcontrollers, where changing the clock speed causes wrong baud rates and other issues, Teensy 4.0 hardware and Teensyduino’s software support for Arduino timing functions are designed to allow dynamically speed changes. Serial baud rates, audio streaming sample rates, and Arduino functions like delay() and millis(), and Teensyduino’s extensions like IntervalTimer and elapsedMillis, continue to work properly while the CPU changes speed. Teensy 4.0 also provides a power shut-off feature. By connecting a pushbutton to the On/Off pin, the 3.3V power supply can be completely disabled by holding the button for 5 seconds and turned back on by a brief button press. If a coin cell is connected to VBAT, Teensy 4.0’s RTC also continues to keep track of date & time while the power is off. Teensy 4.0 also can also be overclocked, well beyond 600 MHz!

Teensy 4.1 Development Board The Teensy 4.1 is the newest iteration of the astoundingly popular development platform that features an ARM Cortex-M7 processor at 600MHz, with an NXP iMXRT1062 chip, four times larger flash memory than the 4.0, and two new locations to optionally add more memory. The Teensy 4.1 is the same size and shape as the Teensy 3.6 (2.4in by 0.7in) and provides greater I/O capability, including an ethernet PHY, SD card socket, and USB host port. When running at 600 MHz, this Teensy board consumes approximately 100mA current and provides support for dynamic clock scaling. Unlike traditional microcontrollers, where changing the clock speed causes wrong baud rates and other issues, Teensy 4.1 hardware and Teensyduino’s software support for Arduino timing functions are designed to allow dynamic speed changes. Serial baud rates, audio streaming sample rates, and Arduino functions like delay() and Millis (), and Teensyduino’s extensions like IntervalTimer and elapsedMillis, continue to work properly while the CPU changes speed. Teensy microcontroller 4.1 also provides a power shut-off feature. By connecting a pushbutton to the On/Off pin, the 3.3V power supply can be completely disabled by holding the button for five seconds and being turned back on by a brief button press. If a coin cell is connected to VBAT, this board's RTC also continues to keep track of the date & time while the power is off. Teensy 4.1 also can also be overclocked, well beyond 600MHz! Teensy 4.1’s Cortex-M7 processor includes a floating-point unit (FPU) that supports both 64-bit “double” and 32-bit “float”. With M4’s FPU on Teensy 3.5 & 3.6, and also Atmel SAMD51 chips, the only 32-bit float is hardware accelerated. Any use of double, double functions like log(), sin(), and cos() means slow software-implemented math. The 4.1 Teensy development board executes all of these with FPU hardware. Features ARM Cortex-M7 at 600MHz 1024K RAM (512K is tightly coupled) 8 Mbyte Flash (64K reserved for recovery & EEPROM emulation) USB Host Port 2 chips Plus Program Memory 55 Total I/O Pins Cryptographic Acceleration Random Number Generator RTC for date/time Programmable FlexIO Pixel Processing Pipeline Peripheral cross triggering Power On/Off management Pin diagram Applications: Ideal for robotics, automation, and motor control systems. Suitable for audio processing, DSP, and real-time audio manipulation applications. Best for data logging and acquisition systems. Enables IoT devices, web servers, and networked sensors. Suitable for secure communication and data encryption applications. Ideal for image processing, computer vision, and display systems. Provides versatility for interfacing with sensors, actuators, and peripherals. Allows for the development of tailored embedded systems and prototypes. All about Teensy 4.1 Development Board

PTFE Teflon Tubing for 3D Printers 1.75mm Filament (2mm ID X 3mm OD) The  2x3mm Teflon Tubing – For 3D Printers 1.75mm Filament good corrosion resistance and high insulation resistance. High or low-temperature resistance. It has unique lubricity and the surface is no sticky. PTFE Teflon Tube for 3mm 3D Printer Filament has 2mm inner diameter and 3mm outer diameter. PTFE Tube to get the best printing performance out of your 3D Printer. It increases print quality, reduces filament jams, and improves retraction. Durable using in the atmosphere and protect itself from being aged. Non-inflammability and made of PTFE material. check out : 1.75mm Blue PLA Filament -1Kg

TinyML DIY Fitness Tracker using Raspberry Pi Pico Machine Learning a branch of Artificial Intelligence is influencing the society, industry andat large. The adaptability of Python programming language to Machine Learning has increased its popularity further. This TinyML Kit will help you to make your own DIY Fitness Tracker will using Raspberry Pi Pico. What You'll Learn: Acquire a working knowledge of Machine Learning and Connecting to Edge Impulse Use the Raspberry Pi to implement ML techniques and algorithms. Apply ML tools and techniques to your own work projects and studies. Prerequisites: Beginner level understanding of Raspberry Pi Pico.

TL-Smoother Eight Chip Module DFORCE Vibration Pattern Filter with Cable TL Smoother Addon Module Board Kit for 3D Printer Pattern Elimination Motor Clipping Filter. This product mainly aims at the ripple generated by parallel 3D printer printing, especially the effect of using 8825 drive and low resistance motor. It can effectively eliminate the uneven signal wave at low speed and low speed so as to achieve the effect of relative certificate signal wave when using 8825 drive 24V power supply Delta machine The TL-Smoother is an addon module for 3D printer stepper motor drivers. The board provides flyback diodes (freewheeling diodes) for the motor outputs, so they are also protected against inductance voltages in the unpowered state of the driver. You will get smoother movement, especially on the delta-style 3D printer under DVR8825 stepper drivers or A4988 / 2 drivers. I3 and UM models can also be used, and different machines will have different clipping effects. check out : TL-Smoother module For 3D printer motor drivers V2.0 Note : If you are currently using Trinamic Drivers with SpreadCycle, or are considering upgrading to such drivers, then these TL-Smoothers may not offer the big benefit you are expecting. This is because Trinamics patented SpreadCycle performs a very similar (albeit more efficient) smoothing/filtering process, with extra features like stealthChop that also assist in this regard. Features: TL Smoother can effectively eliminate the mechanical chatter generated by 3D printer motors, especially for parallel arm configurations of the machine effect is significant. Lower vibration lower noise smoother result. The TL-Smoother is an addon module for 3D printer stepper motor drivers. The board provides flyback diodes (freewheeling diodes) for the motor outputs, so they are also protected against inductance voltages in the unpowered state of the driver. You will get smoother movement, especially on the delta-style 3D printer under DVR8825 stepper drivers or A4988 / 2 drivers. I3 and UM models can also be used, and different machines will have different clipping effects. Application: These TL-Smoother Stepper Filter Modules are designed and built specifically for 3D printing and have been stocked to help you improve the quality of your prints by ensuring that all the electrical signals are coherent, evenly spread, and consistent throughout each wave cycle. They fit between the stepper drivers and the Stepper Motors , where they help reduce feedback and inductive charges with flyback diodes.

TL-Smoother module for 3D printer motor drivers V1.0 A smoother module for stepper driver motor is an add-on module for stepper motors of 3D Printers. It is useful for a softer movement in Delta Style 3D Printer as when using DVR8825 or step and drives and A4988/2 driver unit. TL smoothers are popular little printed circuit boards (PCBs) that are often used in FDM 3D printers to not surprisingly, smooth out the look of prints. In other words, they reduce surface artifacts caused by irregular stepper motor motion, often dubbed “zebra stripes,” “salmon skin,” etc. These smoothers are often sold as 4- and 8-diode variants, with the 8-diode ones (pictured above) offering a stronger smoothing effect. They plug into any 3D printer between the stepper drivers and the stepper motors, working their electrical “magic” without any other setup needed. Their low cost, plug-and-play functionality, and seemingly magical effect have made them quite beloved, albeit slightly controversial. The board provides flyback diodes (freewheeling diodes) for the motor outputs so that they are also protected against induction voltages in the unpowered state of the driver. You will get smoother movement. Features: Suitable for all FDM types of 3D printers Lower vibration, lower noise, and smoother result. Smoother movement especially on the delta-style 3Dprinter under DVR8825 stepper drivers and A4988/2 drivers.

Trapezoidal Screw 300mm rod with Copper Nut The Trapezoidal Screw Rod is a 300mm screw rod and has a rod diameter of 8mm and thread screw pitch as 2mm. The 300mm screw rod also comes with a copper nut. The copper nut is equipped with 4 holes for fixing the machine thread. They habe great applications in 3D printing and are also used in stepper motor, machine tool rails and other machinery equipments. Features of 300mm Screw Rod Length of the Screw Rod 300mm Diameter of the Rod 8mm Thread Screw Pitch 2mm Material of the Screw Rod 304 Stainless Steel Material of the Nut Copper Weight 100 grams

Trapezoidal Screw 400mm rod with Copper Nut The Trapezoidal Screw Rod is a 400mm screw rod and has a rod diameter of 8mm and thread screw pitch as 2mm. The 400mm screw rod also comes with a copper nut. The copper nut is equipped with 4 holes for fixing the machine thread. They have great applications in 3D printing and are also used in stepper motor, machine tool rails and other machinery equipment. Features of 400mm Screw Rod Length of the Screw Rod 400mm Diameter of the Rod 8mm Thread Screw Pitch 2mm Material of the Screw Rod 304 Stainless Steel Material of the Nut Copper Weight 100 grams

Trapezoidal Screw 500mm rod with Copper Nut The Trapezoidal Screw Rod is a 500mm screw rod and has a rod diameter of 8mm and thread screw pitch of 2mm. The 500mm screw rod also comes with a copper nut. The copper nut is equipped with 4 holes for fixing the machine thread. They have great applications in 3D printing and are also used in stepper motors, machine tool rails, and other machinery equipment. Lead screws are mainly used in stepper motors, machine tools, and other equipment. Suitable for industrial automation equipment, stepper motor rails; such as 3D printers; engraving machines. Features of 500mm Screw Rod Length of the Screw Rod 500mm Diameter of the Rod 8mm Thread Screw Pitch 2mm Material of the Screw Rod 304 Stainless Steel Material of the Nut Copper Weight 100 grams

ULINK2 ARM USB JTAG Programmer ARM USB Compatible JTAG Adapter Debugger Ulink-II Ulink 2 deos not need any specific drivers. It is automatically configured as a HID by Plug and Play in Windows. Overview: Latest Upgraded version of the ULink emulator. Not only has the ULINK2 emulator all the features of ULINK, but also serial wire debug (SWD) support, Clock support and features such as real-time agent.