Best Microcontroller Unit

SainSmart USB 4 Channel Relay Automation (5V)

NOYITO 2-Channel Micro USB Relay Module is equipped with a stable USB to serial port chip and a microcontroller. It can use the serial port debugging software to send serial commands on the computer to control the opening and closing of the 2-channel relay..
Onboard high performance microcontroller chip, CH340 USB control chip.With power LED indicator and relay status LED.On-board 2-channel 5V, 10A/250VAC, 10A/30VDC relay, long relay life, can work 100,000 times continuously..
Module with overcurrent protection and relay diode freewheel protection..
NOYITO 8-Channel Micro USB Relay Module ASIN：B09RGTSHHW.
NOYITO 4-Channel Micro USB Relay Module ASIN：B09RGVQXXT.

1 Pcs ATTINY84A-PU 8-bit Microcontroller with 8K Bytes In-System Programmable Flash..
MCU MICROCONTROLLER, 8 BIT, ATTINY, 20MHZ, DIP-14..
8K Bytes of In-System, Self-programmable Flash Program Memory.
512 Bytes of In-System Programmable EEPROM.
New and original ,quality ensured , no-hassle refund if you are not 100% satisfied!.

The ST-LINK/V2 is an in-circuit debugger and programmer for the STM8 and STM32 microcontroller families.
The single wire interface module (SWIM) and JTAG/serial wire debugging (SWD) interfaces are used to communicate with any STM8 or STM32 microcontroller located on an application board.
STM8 applications use the USB full-speed interface to communicate with the ST Visual Develop (STVD) or ST Visual Program (STVP) software..
STM32 applications use the USB full-speed interface to communicate with Atollic, IAR, Keilor TASKING integrated development environments..

The module is made of high‑quality components and processed with stable performance. It can be widely used in various voltage measurement and control applications..
The controller presets 5 different functions and can customize and add other specific functions according to the user's needs..
Increase the automatic power saving function, the user can set it autonomously. All setting parameters can be saved automatically, and the setting contents will not be lost when power is off..
The voltage monitoring module is a multi-function voltage monitoring controller that uses an industrial-grade microcontroller as the main control unit with a wide measurement range and high accuracy..
The user can set the upper voltage limit and the lower voltage limit. Measurement range is 0-100V DC, measurement accuracy +/-0.1V. Newly added 0-99.9 seconds delay pull and 0-99.9 seconds delay off function..

AS3935 lightning module can be either powered by an internal voltage regulator or directly by VDD..
GY-AS3935 lightning sensor cannot drive an LCD display on it own. It need a microcontroller, like ESP8266/ESP32 etc.The Microcontroller will control....
If you have any problem, please contact seller as follow: click "DIYmalls"(you can find "Sold by DIYmalls" under Buy Now button), in the new page,....

Material: ABS + Metal Five weighing modes. Digital counting scale features the following....
The counting gr scale is composed of a lab-quality load cell and a high-performance microcontroller. Can provide you with reliable readings. RS232....
Function: Tare function, external calibration, Counting function, alert, print，Unit: Pounds, Kilograms, Ounces, Grams. Apply to the laboratory,....
Large LCD screen, with bright white backlight for clear reading. Counting Scale can potentially save you time and money spent accounting for parts,....
IMPORTANT: The counting scale can be used with power or a battery. Due to shipping restrictions, we can't mail the battery together, but we will mail....

Mini GSM / GPRS breakout board is based on SIM800L module, supports quad-band GSM/GPRS network, available for GPRS and SMS message data remote transmission..
The board features compact size and low current consumption. With power saving technique, the current consumption is as low as 1mA in sleep mode..
It communicates with microcontroller via UART port, supports command including 3GPP TS 27.007, 27.005 and SIMCOM enhanced AT Commands..
AT command interface with "auto baud" detection..
TTL serial port for serial port, you can link directly to the microcontroller.

Reference link: https://tinyurl(dot)com/AS3935-light-detector.
Video link: https://youtu(dot)be/oXqSIyaHR_I.
The splitter uses an inductor (antenna) designed specifically for this application, and the board is fully calibrated.This ensures that you can support low-level IC calibration without having to write a large back-end – focus on your end application!.
This sensor cannot drive an LCD display on it own It will need a microcontroller, like ESP8266/ESP32 or Arduino Pro Mini / Pro Micro 3.3V The Microcontroller will control the sensor and control the display as well..
What you will get is : 1 X GY-AS3935 Lightning Sensor.

【H-bridge Driver Module】The drive uses a full H-bridge driver module full-bridge MOSFET driver chip and composed with very low internal resistance and high current. MOSFET H-bridge driver circuit, with strong drive and braking effect, signal isolation chip isolates motor drive effectively..
【Effective Protection】With the microcontroller PWM signal isolation, effectively protect microcontroller..
【Input Maximum】To achieve the motor forward and reverse rotation, two PWM input maximum 200kHz frequency..
【Fully Compatible】Power indicator is schematically clear. The power supply voltage 5V to 15V. 3.3V to 12V, PWM level is fully compatible. High current 50A..
【Warm Tips】Ffor your safety and protection of use, our product is tested to ensure trouble-free installation and performance, please rest assured to buy..