ARDUINO

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25646 CHINA
18 грн.
The UART-RS485 converter module is built on a chip MAX485 and is designed to connect devices with a common RS485 interface, which is the industry standard for connecting peripherals. The small size of the module allows you to create compact devices. Specifications: Converter IC: MAX485 Input interface: UART Output interface: RS485 Supply voltage: 5V Module dimensions: 44x14 mm 4 Converters
25578 CHINA
84 грн.
CAN module MCP2515 with SPI interface is designed to connect controllers to the CAN bus. The module can be used in car on-board computer, industrial automation, smart home system, security systems, etc. The module board is designed based on Microchip's MCP2515 chip, TJA1050 transceiver, quartz resonator and other auxiliary components. CAN is an industrial network standard and follows the OSI (Open Systems Interconnection) network model. CAN covers only two layers of the OSI model: physical and data link. The link layer provides the interaction of networks at the physical layer, in turn, the physical layer is the lower layer of the OSI network model, which is able to determine the method of data transfer between devices. The MCP2515 chip is designed to organize the interaction of networks at the physical level. The MCP2515 also receives serial combinations and then sends them. The TJA1050 chip is used as data transmission, which works on the same level with other devices. The module is connected to the Arduino platform or other microcontroller devices using the SPI interface. Module pin assignments: INT: interrupts SCK: clock line SI: data line from microcontroller to module chip SO: data line from module chip to microcontroller CS: chip selection GND: ground VCC: supply voltage 5V The board has a pin connector J3, which duplicates the contacts of the output interface terminal block. To suppress the reflected signal, you must install a jumper on the pin connector J1. Please note that for the module to work properly in the Arduino IDE, you must install the library for the 8 MHz crystal version. Power is supplied from the Arduino platform or other microcontroller device. The module supply voltage is 5 V. Module Specifications: Chip MCP2515 SPI interface type CAN bus type Maximum bus speed, Mb/s 1 Supply voltage, V 5 Current consumption, mA 5 Operating temperature, °С -40 ... + 85 Module dimensions, mm 40 x 28 x 13. 7.5 WI-FI, GSM, Bluetooth, Ethernet
25549 CHINA
145 грн.
Servo MG995-180 is a powerful digital servo with metal gear and torque up to 13 kg/cm. MG995 Specifications: Dimensions: 40.7mm x 19.7mm x 42.9mm Torque: 8.5 kg x cm (at 4.8 V supply), 10 kg x cm (at 6 V) Speed: 0.2s/60º (at 4.8V), 0.16s/60º (at 6V) Supply voltage range: 4.8 - 7.2 V Dead Zone Width: 5 µs Operating temperature range: 0 ºC - 55 ºC Rotation angle: 180°. 65 Motors and servos
25546 CHINA
136 грн.
MG996R servo with metal gear is widely used in car models to control the rotation of the front wheels, in aircraft modeling to rotate the rudder and flaps of the model. In the era of the heyday of technical creativity in the Soviet Union, the name steering machine was assigned to the device of this class. The MG996R servo drive is used to rotate parts of various mechanisms. Thanks to the metal gear reducer, the output shaft develops a force sufficient for use in mobile robots. This servo is an improved version of the MG995 in positioning accuracy and speed. All specifications are the same as the MG995, but the new servo is much more accurate and safer to use on aircraft that require more precise rudder movement. Inside the case is a small control module, which, under the influence of an input signal, supplies power of the appropriate polarity to the electric motor. The input control signal contains the required shaft position. To determine the current position of the shaft, the gearbox is connected to a position sensor. The MG996R electronics calculates the difference between the current gearbox position and the desired one. The control module, focusing on the position sensor, supplies power of the required polarity to the motor to rotate the gearbox, bringing the position transmitted by the control signal and the current one into line. Information about the required position of the shaft is contained in the duty cycle of the control signal pulses. The frequency of the control signal must be constant and equal to 50 Hz. Duty cycle - the ratio of the pulse duration to the period. More often, when analyzing the parameters of the control signal, the duration of the pulse is considered. To form such a signal, it is convenient to use a microcontroller with the function of pulse-width modulation of the output signal. When working on projects based on the Arduino controller, when programming the MK, a special software library of Servo functions is used. Servo connection pinout: Brown power minus Red plus nutrition Orange control Specifications: Gear Material: Metal Servo Type: Digital Supply voltage: 4.8V Rotation angle: 120° Turn Speed: 0.17sec/60° @ 4.8V Shaft force: 9.4kg/cm @ 4.8V Dimensions: 41 x 20 x 43 mm 66 Motors and servos
25551 CHINA
155 грн.
MG996R servo with metal gear is widely used in car models to control the rotation of the front wheels, in aircraft modeling to rotate the rudder and flaps of the model. In the era of the heyday of technical creativity in the Soviet Union, the name steering machine was assigned to the device of this class. The MG996R servo drive is used to rotate parts of various mechanisms. Thanks to the metal gear reducer, the output shaft develops a force sufficient for use in mobile robots. This servo is an improved version of the MG995 in positioning accuracy and speed. All specifications are the same as the MG995, but the new servo is much more accurate and safer to use on aircraft that require more precise rudder movement. Inside the case is a small control module, which, under the influence of an input signal, supplies power of the appropriate polarity to the electric motor. The input control signal contains the required shaft position. To determine the current position of the shaft, the gearbox is connected to a position sensor. The MG996R electronics calculates the difference between the current gearbox position and the desired one. The control module, focusing on the position sensor, supplies power of the required polarity to the motor to rotate the gearbox, bringing the position transmitted by the control signal and the current one into line. Information about the required position of the shaft is contained in the duty cycle of the control signal pulses. The frequency of the control signal must be constant and equal to 50 Hz. Duty cycle - the ratio of the pulse duration to the period. More often, when analyzing the parameters of the control signal, the duration of the pulse is considered. To form such a signal, it is convenient to use a microcontroller with the function of pulse-width modulation of the output signal. When working on projects based on the Arduino controller, when programming the MK, a special software library of Servo functions is used. Servo connection pinout: Brown power minus Red plus nutrition Orange control Specifications: Gear Material: Metal Servo Type: Digital Supply voltage: 4.8V Rotation angle: 360° ( no limit, rotates all the time) Turn Speed: 0.17sec/60° @ 4.8V Shaft force: 9.4kg/cm @ 4.8V Dimensions: 41 x 20 x 43 mm 65 Motors and servos
25774 CHINA
68 грн.
The RC522 module is used in projects where RFID is required. The module is based on RFID (Radio Frequency IDentification) technology, which transmits data over a short distance using electromagnetic fields. The module can be used to open doors, identify people or other systems. Mirafe is a family of contactless cards that combines signal reading chips and smart card chips. MIFARE Classic cards comply with the ISO 14443A-3 standard. Features of these cards are: memory size 1 or 4 KB, 7-byte unique code and a large number of write cycles. This module supports the following types of cards: Mifare S50, Mifare S70, Mifare UltraLight, Mifare Pro, Mifare DESfire. Contactless card reader module based on RC522 chip. The microcircuit can process the signals of several tags simultaneously. The features of this module are: high-quality signal reading and low power potential, which provides protection against wear and overheating of parts. The board is connected to the Arduino using 8 pins. To supply voltage, the GND and 3.3V pins are used. The SPI interface is connected via the SCK (clock signal line), MOSI (master-to-slave data transfer) and MISO (slave-to-master data transfer) pins to similar pins on the microcontroller device, and the RST and SDA (data signal) outputs to any free digital ports on the microcontroller board. The IRQ pin is needed to interrupt the microcontroller when working with a label. The module kit includes: two RFID tags (card and key fob), card reader board and extension pins. Since the board is in a disassembled state, this allows, if necessary, to connect wires directly to the module outputs. Pin extensions are connected to the board by soldering. Technical characteristics of the module: Supply voltage, V 3.3 Current consumption, mA 13 ... 26 Chip RC522 Operating frequency, MHz 13.56 Reading range, mm 0 ... 60 SPI interface Maximum transfer rate, Mbps 10 Operating temperature, °С -20 ... +80 Module dimensions, mm 40 x 60. 16 Card readers
25588 CHINA
25 грн.
FM radio module stereo RDA5807M for Arduino is used to create projects where you need an FM radio receiver. This module is fully software compatible with a similar module TEA5767. The RDA5807M can receive RDS/RBDS data, but it needs a good antenna. The range of received frequencies is 50 MHz - 115 MHz, which means that the module can receive stations on forgotten VHF waves (ultra-short waves). The module is controlled either from the Arduino controller, or from another microprocessor control device via the IIC interface, using special programs. To use the module, you must first assemble a layout based on it (connect power, connect to the controller, connect the antenna). Also, for normal work with Arduino controllers, you need to use the library. After that, you can start working. FM radio module stereo RDA5807M for Arduino has 10 solder terminals for connecting power, antenna, microcontroller. RDA5807M stereo FM radio module pins for Arduino: IIC interface pins 1 and 2 (1-SDA, 2-SCL); pin 3 Busmode (bus setting, not used); pin 4 Write/Read (not used); pins 5 and 10 supply voltage (5-VCC, 10-GND); pins 8 and 9 audio output (8-audio L, 9-audio R); pin 7 RCK External clock input (not used); pin 6 antenna. The module can be powered either from the Arduino controller, or from another microprocessor control device, or from an external power source (battery power supply). The module can operate at a voltage of 2.7 - 3.6V. Module Specifications: Model RRD-102 Ver:2.0 Chip 5807M Frequency range, MHz 50 ... 115 Adjustable step between channels, kHz 200, 100, 50, 25 Supports RDS/RBDS Supply voltage, V 2.7 ... 3.6 Minimum current consumption, µA 5 Maximum consumption current, mA 21 Load at the output of the audio channel, Ohm 32 IIC control interface Built-in clock quartz, kHz 32.768 Module size, mm 11 x 11 x 2 Scheme for connecting the module to Arduino Uno: 1 Light, sound
25584 CHINA
23 грн.
This module allows you to connect an SD memory card to the Arduino. The module can be used to record data from various sensors connected to Arduino or other microcontroller devices. A module with an SD card is needed in projects where the EEPROM memory is not enough for the program to work or it is necessary to record the received data or the time of reading information from sensors. The card reader module supports 2 modes: SD - native exchange protocol and SPI (Serial Peripheral Bus) interface for serial data exchange. The SPI interface is a bus for connecting external devices, through which data is exchanged with the microcontroller. To work with the module, you do not need to install additional libraries for the Arduino IDE. The library for working with the module is included in the standard libraries of the Arduino IDE. To connect it, you need to go to the "Sketch" tab, and then to "Include Library" and select the "SD" library. The module is connected to the Arduino through 6 pins connected to a pin extension. Power is supplied to the module through the VCC and GND outputs. Using the SCK (Serial Clock) contact, clock pulses are transmitted, which are generated to synchronize the information transfer process. Through the MOSI contact, data is transmitted from the master to the slave, respectively, MISO is the line for transmitting information from the slave to the master. The CS output is used as a bus device select signal. Voltage can be supplied both from external power sources and from microprocessor devices. Technical parameters of the module: Supply voltage, V 3.3 ... 5.5 Consumed current, no more than, mA 200 SD card format SPI interface Module dimensions, mm 50x33 Scheme for connecting the module to Arduino Uno: 8 Card readers
25641 CHINA
105 грн.
STM32F030C8T6 - development board. 8.5 Arduino controllers
25634 CHINA
48 грн.
The TLP281 optocoupler-based isolation module can be used to securely connect Arduino and other microcontrollers to high-voltage actuators. For example, motors, servos, etc. Eliminates the effect of pickups on the microcontroller. The module is controlled by a current with a maximum value of 50 mA and can switch a load controlled by a current of 500 mA and a maximum voltage of 24 V. The module manages high output values with low input values. Also, the module can be used as a 4-channel logic level converter 3.3V-5V. Specifications: Optocoupler assembly: TLP281-4 Number of channels: 4 Maximum output current: 500mA Logic input voltage: 3.3 ... 5 V Logic output voltage: 3.3 ... 5 V Output transistors: S8050 Input voltage (IN1..IN4) — 3..5 V Maximum current at inputs (IN1..IN4): 50 mA Maximum voltage at outputs OUT1..OUT4: 24 V Maximum current at outputs OUT1..OUT4: 500 mA Board dimensions: 26x25 mm 3.7 Converters
25570 CHINA
8 грн.
The digital touch sensor module is designed to activate devices by touch. With this module, you can replace conventional tact buttons. Also, the module can be used to control lamps, lamps, control the water level in any container (plastic barrel or aquarium), etc. The touch sensor can respond both to a simple touch and to touch through glass or plastic (up to 3 mm). The sensor board is designed based on the TTP223 chip. The TTP223 chip has 6 pins and is made in the "SOT23-6" package. The module fires when its capacity changes. Pressing the touch button pad changes the leakage current. After that, the microcircuit determines it and signals that the button is pressed. If the sensor has not been used for 12 seconds, the module enters the "power saving" mode. The sensor sensing distance is 3 mm. The module can be connected to the Arduino platform or other microcontroller devices. The module board has 3 outputs: GND: ground I/O: digital signal VCC: supply voltage There are 2 jumpers on the module board: A: high logic level on the output A (closed): pin logic low B: works like a button B (closed): works as a trigger The touch button module can be used as a trigger (latching button). The sensitivity of the sensor is adjusted using an additional capacitance (from 1 to 50 pF), which can be installed by soldering. Power is supplied from an external power supply, an Arduino board, or another microcontroller device. The module supply voltage range is from 2 to 5.5 V. Module Specifications: Chip TTP223 Supply voltage, V 2 ... 5.5 Response time in active mode, ms 60 The maximum sensor sensing distance, mm 3 Response time in low power mode, ms 220 Module dimensions, mm 11 x 15. 0.5 Sensor modules
25586 CHINA
67 грн.
The module is a low cost 4 x 4 touch keyboard for projects that require manual input and output. There are 16 sensor pads on the sensor board with numbers 1 - 16. A feature of the module is its low power consumption, with which you can connect the board to self-powered portable devices. Touch keyboard based on TTP229 chip. The microcircuit transmits data on button presses via a two-wire communication line with a serial SPI interface. The chip also has 8 buffers in which there is a choice of the type of logical output. If there is no activity for a specified time, the module automatically goes into sleep mode. The chip has a fairly low power consumption of 2 - 9 uA. Keyboard operating modes are configured using jumpers on pads P1 and P2. To work in the mode with 16 keys, you must set a jumper between pins 3 and 7 of the P1 connector. With the help of capacitors placed on the board, you can change the sensitivity of the touch sensors. The module is connected to the microprocessor device via 2 contacts (SCL and SD0). The SCL output is used to transmit clock pulses by the microcontroller to an external device, and the SD0 line transmits information about the state of the touch buttons. Digital contacts OUT1 - OUT8 are used for operation in 8 button mode. Power is supplied to the board using the VCC and GND pins with a nominal value of 5 V. The module has a red LED that lights up when voltage is applied. Module Specifications: Supply voltage, V 2.4 ... 5.5 Current consumption, mA 100 Chip TTP229 Number of keys 16 Operating temperature, °C 0 ... +70 Module dimensions, mm 65 x 50 x 10 Weight, g 15 Scheme for connecting the module to Arduino Uno: 13 Sensor modules
25596 CHINA
87 грн.
The FTDI232RL USB-UART module is a device for communication between USB and UART interfaces. The converter can be used as a programmer for Arduino MINI, Arduino Nano or other microcontroller based devices. The converter board is designed based on the FTDI232RL chip. The FTDI232RL chip has 28 pins and is made in the SSOP-28 package, which creates a virtual COM port when the converter is connected to a PC (personal computer). The chip also supports 7 and 8 bit data transfer modes and has a built-in EEPROM memory with a capacity of 1024 bytes. The FTDI232RL converter is connected to the USB port of the PC using a USB type A - mini-USB type B cable (not included), and to the microcontroller device using the UART interface. Interface pin assignment: VCC: output power GND: ground DTR: external device ready signal RxD: signal receiving line TxD: signal transmission line CTS: Transmission Stop Signal There are also 3 LEDs on the USB-UART converter board: PWR: signals power supply TX: Lights up when transmitting data RX: Lights up when receiving data When connecting the converter to the Arduino platform or other microcontroller devices, remember that RxD is connected to the TX controller pin, and the TxD pin of the converter to the RX microcontroller. To work with this converter, you need to download and install drivers. If, when connecting the device to the PC, the drivers were not installed automatically, then you need to download them from link and install manually. It is not recommended to install a converter driver higher than version 2.10, as this may cause the device to malfunction. Voltage is supplied from an external power source, Arduino platform or any other microcontroller device. The output voltage of the module signals is 3.3 or 5 V. There is a jumper on the module board to adjust the voltage. It is also possible to supply power from a personal computer using a USB connector (5 V). Converter Specifications: Supply voltage, V 3.3 ... 5 Output voltage, V 3.3 or 5 FTDI232RL module chip Transfer rate 300 bps - 1 Mbps Connection method USB 2.0 (12 Mbps) Maximum load current 3.3 V, mA 50 Maximum load current 5 V, mA 500 Operating temperature range, °C -40 ... +85 Module dimensions, mm 37 x 19 4.5 Converters
25609 CHINA
107 грн.
The WeMos XI board is based on the LGT8F328D microcontroller, which is an improvement over the ATmega328 microcontroller. Overview of the WeMos XI controller Crystal oscillator 16 MHz The board's power and logic can operate from 1.8V to 5.5V 8 analog inputs with 12 bit ADC 2 DAC outputs for 10 bits Programming The board is programmed with a standard USB TTL programmer. At the same time, it does not matter what voltage it is 3.3 or 5 V. Working with the Arduino IDE -First you need to install Arduino IDE 1.6.9 and higher on your computer. -Download the XI board core from the GitHub repository (https://github.com/wemos/Arduino_XI) to your computer and unzip it. -Rename the folder Arduino_XI-master to XI -Find the C:\Users\user\Documents\Arduino\hardware folder on your computer and create a wemos folder in it - Move XI to the wemos folder. -Launch the Arduino IDE and in the Board Manager you will find the newly installed WEMOS XI board. To test the functionality, open the XI Examples and upload one of them to the board. -When installing the board in the Arduino environment, additional libraries were immediately installed to work with the WEMOS XI board, for example, those that are needed to work with the DAC 8 Arduino controllers
25645 CHINA
110 грн.
Micromodule: ESP8266MOD Compatibility: ESP-12 Flash memory size: 4MB RAM: 80Kb Supply voltage: 3.3V Current consumption in modes: Deep sleep: Full stop: Operating frequency: 2.4GHz Radiated power: +24dbm GPIO Ports: 12 Antenna type: built-in, on a printed circuit board Wireless modes: AP /softAP /SoftAP + AP; Wireless protocol: 802.11 b /g /n; Security support: Wi-Fi @ 2.4GHz, support WPA /WPA2 security mode Management: built-in AT commands 9.2 WI-FI, GSM, Bluetooth, Ethernet
25635 CHINA
55 грн.
ZMCT103C 5A current sensor with current transformer for ARDUINO 10.5 Arduino sensors
25552 CHINA
60 грн.
Water mini pump - a compact submersible pump for pumping water into various containers. Allows you to pump liquid at a fairly high speed, up to 120 liters per hour. It is used for watering plants, aquariums, fountains, etc. Using this pump in conjunction with various sensors, you can create an automatic watering and plant maintenance system. Can be used in hydroponics and aquaponics. Due to the low voltage of 2.5-6 volts, it can be connected to solar panels. Specifications: Supply voltage: 2.5 - 6 V. Power: 0.4 - 1.5 W. The current depends on the supply voltage. Liquid pumping speed: up to 2 l/min or 120 l/h. Housing material: plastic, sealed. Maximum height of the water column: 0.4-1.1 m. Can pump oil and water. 26 Motors and servos
25633 CHINA
35 грн.
The module is an infrared obstacle detection sensor. When an object approaches the sensor (the sensing distance is adjusted by a potentiometer), a low voltage level appears at the “OUT” output and the LED on the module board turns on. Specifications: actuation range, cm: 2-40 work angle, hail: 35 supply voltage, V: 3.3-5 dimensions (length x width), mm: 40 x 15 4.5 Arduino sensors
25589 CHINA
14 грн.
Voltage Sensor module - a module designed to measure voltage without soldering. The device has a voltage divider with a ratio of 1:5, which allows you to change the voltage at the module input from 0 to 25 V, and get from 0 to 5 V at the output. ADVANTAGES - terminal blocks for connection to the measured section of the circuit - compatible with Sensor-Shield with 3-pin connection - high-precision resistors are used to obtain the most accurate measurement results APPLICATION - measurement of voltage inside the car network - control of the supplied voltage from the soldering station to the heating element - input voltage control on universal chargers Technical specifications: Dimensions, mm 27x14x14 Voltage range, V 0.025 ... 25 Measurement step, V 0.005. 3.5 Arduino sensors
25590 CHINA
65 грн.
The ACS712 sensor allows you to measure current up to 5 A and transfer measurements to the microcontroller of the Arduino board. The module can be used to measure and control current in such devices: charger, overload protection board, power supply, etc. The work of the module is to use the Hall effect. This effect occurs as a result of the influence of the Lorentz force on electrons, which changes the movement of electrons in the presence of a magnetic field. As a result, an EMF appears due to the flow of current at the edges of the plate. The current sensor module is designed based on the ACS712T chip in the SOIC package. Inside the chip are a Hall sensor and a copper conductor through which current passes, creating a magnetic field. On different sides of the plate, the density of free particles is different, which causes a potential difference, which is recorded by the Hall sensor. The main feature of the microcircuit is the large thickness of the conductor, which allows the passage of current many times greater than the permissible value of the microcircuit. The sensor is connected to the Arduino platform through 3 pins. The VCC and GND pins are used to supply power, and the OUT pin is used to transmit the fixed values of the sensor or receive data from the microcontroller device, and connects to the analog port of the Arduino board. Terminal J1 is used to connect the measured power supply. External source terminals are clamped with copper bolts for accurate current readings. The module board is supplied with 5 V voltage from the microcontroller device or from an external power supply. The presence of power is signaled by an LED that is connected to the power buses. With a passing current equal to zero, depending on its direction of flow, the output voltage will change towards zero or to the supply voltage. To work with the module in the Arduino IDE development environment, you need to download the ACS712 library and install it yourself in the Libraries folder. Module Specifications: Chip ACS712T Supply voltage, V 5 Measurement range, A -5 ... +5 Accuracy, % 1.5 Sensitivity, mV/A 66 Bandwidth, kHz 80 Operating temperature, °С -40 ... +80 Module dimensions, mm 31.4 x 13 x 14. 3.7 Arduino sensors
25638 CHINA
87 грн.
Miniature motor with a metal gearbox. Widely applied to small robots. Supply voltage: 6 V Shaft length - 10 mm Shaft diameter - 3 mm Overall length - 35 mm Speed - 100 rpm (at 6V). 10 Motors and servos
25639 CHINA
87 грн.
Miniature motor with a metal gearbox. Widely applied to small robots. Supply voltage: 6 V Shaft length - 10 mm Shaft diameter - 3 mm Overall length - 35 mm Speed - 150 rpm (at 6V). 10 Motors and servos
25640 CHINA
87 грн.
Miniature motor with a metal gearbox. Widely applied to small robots. Supply voltage: 6 V Shaft length - 10 mm Shaft diameter - 3 mm Overall length - 35 mm Speed - 500 rpm (at 6V). 10 Motors and servos
25637 CHINA
87 грн.
Miniature motor with a metal gearbox. Widely applied to small robots. Supply voltage: 6 V Shaft length - 10 mm Shaft diameter - 3 mm Overall length - 35 mm Speed - 50 rpm (at 6V). 10 Motors and servos
25550 CHINA
33 грн.
Motor with gearbox for models. 28 Motors and servos
25643 CHINA
52 грн.
The TB6612FNG motor driver can drive two DC motors with an operating current of up to 1.2A (3.2A peak). Two input signals (IN1 and IN2) can be used to control the motor in one of four functional modes - clockwise, counterclockwise, short brake and stop. The two motor outputs (A and B) can be controlled separately, the speed of each motor is controlled by a PWM input signal up to 100 kHz. Logic "1" must be applied to the STBY pin to wake the motor from sleep mode. The supply voltage (VCC) can be in the range of 2.7-5.5 VDC, while the motor supply (VM) is limited to a maximum voltage of 15 VDC. The output current is limited to 1.2 A per channel (or up to 3.2 A for a short single pulse). Supply voltage: VM=15 V max., VCC=2.7-5.5 V. Output current: Iout=1.2 A (average) /3.2 A (maximum). Standby mode to save power. Operating modes: clockwise rotation, counterclockwise rotation, short deceleration and stop. Built-in thermal and low voltage protection circuit. Filter capacitors on both power lines 3 Motor control
25607 CHINA
42 грн.
Capacitive analog soil moisture sensor. Unlike conventional soil conductivity sensors, it does not have electrical contact with the soil and, accordingly, is not subject to corrosion. High operating frequency reduces the dependence of readings on the salt composition of the soil. Capacitive humidity sensors are currently most widely used in industrial, meteorological and household equipment due to a number of advantages over resistive and thermal sensors. These sensors are produced according to capacitive technology, which provides maximum temperature and long-term stability of parameters, high sensitivity, low hysteresis and response time, as well as full recovery of characteristics after exposure to condensate. At the same time, due to the use of modern microelectronic technologies in the production of “put on stream”, the sensors have a very low cost. The sensor has a simple connection to the Arduino, where the VCC and GND outputs are needed to supply power to the board, and the AOUT pin is used as a transmission line for the received signal. Supply voltage, V 3.3 ... 5.5 Output voltage, V 0 ... 3 Output type analogue Module dimensions, mm 98 x 23 11 Arduino sensors
25788 CHINA
28 грн.
The matrix keyboard consists of 16 buttons (4 columns × 4 rows), including 10 numbers, 4 letters, * and #. The keyboard outputs are connected to the 8-pin PLS-8 connector (the output pitch is standard, 2.54 mm). The cable between the keyboard and the connector is flat, flexible, 8.6 cm long. The matrix membrane keyboard can be fixed on a flat surface due to the self-adhesive backing. It is used to create combination locks, control various devices, smart home elements and robots, etc. In addition to Arduino, it is also used in circuits based on AVR, PIC, ARM and other microcontrollers. 6.5 DIP 20pcs Keyboards, joysticks
25553 CHINA
7 грн.
Wheel model car TT-410 narrow diameter 38 mm. 2.5 Mechanics
25554 CHINA
17 грн.
Wheel wide 66 x 27 mm for models. 30 Mechanics