3D Printer Control Board Back EMF Protection Powerful 520Kb RAM USB Update Firmware ESP32 3D Printer Motherboard with WiFi for Serial Screen
SUPPORT VARIOUS SCREEN: This is a 3D printer main control board with onboard ESP32 wifi, supports for Marlin2.0 firmware, in addition to ordinary....
32 BIT MICROPROCESSOR: Built in ESP32 DOWD V3 chip, for Xtensa dual core 32 bit LX6 microprocessor, supporting clock frequency up to 240MHz.
POWERFUL AND VERSATILE: The main board adopt ESP32 WROOM 32U module, embedded dual core 32 bit high speed MCU, the clock is up to 240MHz. And....
8M BYTE CHIP: In addition, the module has a built in 8M byte Flash memory chip, which provides effective protection for more application scenarios.
BACK EMF PROTECTION: VEXP has designed a protection circuit for the back EMF generated by the stepper motor, which greatly reduces the damage to the....
Satellite Signal Finder,DVB-S/DVB-S2/MPEG-2/MPEG4 Digital Satellite Signal Strength Meter Detector with 6000 Channels TV and Radio Programmable,Support Automatic, Manual and Network Search(Black)
... antenna signal instrument provides LNB IN, DV OUT, AV OUT, AV IN, USB, power supply and 1080P HDMI output, as well as portability and 3000mAh lithium battery, which will work for more than 4 hours after being fully charged..
【High Quality And Stable Performance】High quality and stable performance. Equipped with microprocessor controller, reliable and stable performance. After opening and setting the local dvb-s parameters, the LCD screen will display the channel image, signal strength and signal quality. In addition, it supports AV output and AV input, automatic satellite support and PID search..
【Easy To Use】plug and play! Built-in menu system, convenient for customers to use. Various channel editing functions (bookmark, move, lock, skip, delete, rename, find, sort). Support for multiple languages..
【Multiple Applicable Scenarios】:Suitable for families, rv, wild or remote areas of camping in a variety of occasions..
HONEYTEK A6243L Digital Inductance Meter Electronic Capacitance Tester Inductance/Capacitor Test Table
【DESIGNED AND ENGINEERED IN THE USA】 GME Professional in Circuit ESR capacitor tester designed and supported in the USA.
compare to most other ESR meters on the market that are generic private label import with unknown manufacturer and no support or warranty.
【ACCURATE MICROPROCESSOR CONTROLLED】 Microprocessor generated 100 kHz output test frequency and low 15 mVp-p output test voltage that will not turn on any solid state devices during testing, critical for accurate test result in circuitry with active components.
【INTELLIGENT DESIGN】 ESR capacitor tester automatically discharges capacitor under test.
Audible buzzer announces ESR range during testing allows quick checking of entire PCB in seconds.
Intelligent automatic calibration on power up, no manual zero needed unlike many other ESR meters.
【WIDE RANGE IN-CIRCUIT ESR & DCR TESTING】 Tester meter measures ESR (equivalent Series Resistance) on capacitors range from 0.47µF to 2200µF, in or out of circuit.
【EASY TO USE, PORTABLE, AND RUGGED DESIGN】 Easy One-Handed Tweezers with gold plated tips and extra-long cable.
Non polarity dependent test probe, eliminates the need for polarity checking.
Instant Pot Ultra 3 Qt 10-in-1 Multi- Use Programmable Pressure Cooker, Slow Cooker, Rice Cooker, Yogurt Maker, Cake Maker, Egg Cooker, Sauté, Steamer, Warmer, and Sterilizer
Ultra is the latest addition to the Instant Pot Family. Simple twist-and-click programming allows for easy access to preset cooking programs and provides ultimate user customization.
New features: automatic altitude adjustment, visual progress bar & steam release auto-reset. Up to 70% quicker. 16 microprocessor controlled programs take the guess-work out of your cooking.
Developed with the latest 3rd generation technology with an embedded microprocessor.
Ul certified with 11 proven safety mechanisms gives you peace of mind. Highly energy efficient, This kitchen friendly cooker Emits no steam when cooking, contains all smells and automates your cooking.
GT MEDIA V8 Finder Pro Satellite Finder Meter SAT Finder TV DVB-S2X/S2/S/T2/T/C Signal Receiver H.264 Digital Sat Detector Satellite Recognition for Adjusting Sat Dish
...orms to dvb s/dvb s2 standard and mpeg to 2 / MPEG4 standard, and is suitable for digital instruments with signal strength and quality. With this viewfinder, you can quickly, easily, and accurately set up and align satellite dishes, and enjoy watching satellite channels for free..
【High Performance】Equipped with microprocessor controller, reliable and stable performance. After opening and setting the local dvb s parameters, the LCD screen will display the channel image, signal strength and signal quality. In addition, it supports AV output and AV input, automatic satellite support and PID search..
【Output Interface】DTV antenna signal instrument provides LNB IN, DV OUT, AV OUT, AV IN, USB, power supply and 1080P HDMI output, as well as portability and 3000mAh lithium battery, which will work for more than 4 hours after being fully charged. Suitable for families, rv, wild or remote areas of camping in a variety of occasions..
【After Sales Service】If there are any using problems or unsatisfactory with our products, please feel free to contact us, our professional customer service team will consult the issues with sincerity. Thanks for purchasing from us..
Technical Specifications: Microprocessor: Microprocessor type: Intel Pentium 4 with HT Technology that runs at 2.40, 2.60, 2.80, 3.00, or 3.20 GHz internally and 800 MHz externally or 2.26, 2.40, 2.53, 2.66, 2.80, or 3.06 GHz internally and 533 MHz externally. NOTE: Not all Pentium 4 processors support Hyper-Threading technology. Intel Celeron D processor 325, 330, or 335. NOTE: DellTM DimensionTM 4600C computers with Intel Celeron processors are available only in Japan. L1 cache: 8 KB first-level. L2 cache: 256-KB, 512-KB, or 1-MB pipelined-burst, eight-way set associative, write-back SRAM..
System Information: System chip set: Intel 865G. DMA channels: four. Interrupt levels: 24 APIC mode. System BIOS chip: 4 Mb (512 KB). System clock: 533- or 800-MHz quad-data rate..
Expansion Bus: Bus types: PCI and AGP. Bus speed: PCI: 33 MHz. AGP: AGP 1X, 4X, 8X. AGP connector: one low profile. AGP connector size: 172 pins. AGP connector data width (maximum): 32 bits. AGP video bus protocols: 4x mode at 1.5 V. PCI connectors: one low profile. PCI connector size: 120 pins. PCI connector data width (maximum): 32 bits..
Instant Pot Ultra 6 Qt 10-in-1 Multi- Use Programmable Pressure Cooker, Slow Cooker, Rice Cooker, Yogurt Maker, Cake Maker, Egg Cooker, Sauté, Steamer, Warmer, and Sterilizer
UL certified with 11 safety features to provide peace of mind. New steam release reset button for safer handling. All components in contact with food are food grade 304 (18/8) Stainless Steel.
Instant Pot Ultra electric pressure cooker is the next generation in kitchen Appliances. A central dial with a simple turn and press provides added precision in program selection and adjustment.
New features: altitude adjustment, cooking indicator, and a steam release reset button. The Ultra button for custom programming. The new features include sterilize, cake and egg programs.
Developed with the latest 3rd generation technology with an embedded microprocessor. The microprocessor monitors the pressure and temperature, keeps time, and adjusts heating intensity and duration.
TIF XP-1A SF6 High Sensitivity Halogen Gas Leak Detector, Refrigerant Leak Detector Analyzer, Microprocessor Control, Digital Signal, Flexible Stainless Steel Probe
✅Advanced microprocessor. It uses digital signal processing technology better than the manipulating circuit and sensor head signals used. In addition, the number of components used in the circuit is reduced by approximately 40%, which improves reliability and performance..
✅The microprocessor monitors the sensor head and battery voltage in real time, up to 4000 times per second, and compensates for even the smallest fluctuations in signal pulsations. This makes the meter a stable and reliable inspection tool in almost any environment..
✅The seven-level free setting of sensitivity increases the sensitivity of the meter from level 1 to level 7 by 64 times.
the unique three-color LEDs indicate the progressive and wide range of leak sizes..
✅Powered by two No.2 alkaline batteries(Not Included), wireless and portable. Equipped with high-strength box to protect detector. 35cm flexible stainless steel probe..
✅The touch keyboard controls all functions used.
the novel housing design is designed for the user to grip and easy to operate.
Leak detection of other systems and storage/recovery containers. This product works with all halogenated refrigerants (including chlorine and fluorine)..
4Pcs MAX7219 8 Digit 7 Segment LED Tube Display Control Module for MCU/51/AVR/STM32
MAX7219 is an integrated serial input / output common-cathode display driver, which connects your microprocessor to a 7-segment digital LED display with 8 digits.This module is compatible with 5V and 3.3V microcontrollers, and you you can use it.
Material: PCB+Electronic components, LED color: Red.
Only three IO ports are used to drive the eight digit display. MAX7219 supports flicker free displays as well as cascading displays. PCV board four corners of the fixed copper stud, which can effectively precent short circuit accidents happen..
Wiring instructions (take the provided program as an example, you can pick any IO port definition can be modified in the program): VCC to 5V, GND to GND, DIN to P00, CLK to P02, CS to P01.
Digital tube is 0.36 inch 4-bit integrated cathode digital tube.
Note: VCC and GND should not be connected reversed, so as not to burn the chip.
51 MCU P0 port requires pull-up resistor, if your device does not have a pull-up resistor can be connected to other ports data lines..
A convenient four-wire serial interface can connect all common microprocessor. Each data can be addressed in the update without rewriting all displays. MAX7219 also allows the user to select each data encoding or no coding..
