Board io

Description: The D1 R2 is a mini wifi board based on ESP-8266EX. 11 digital input/output pins, all pins have interrupt/pwm/I2C/one-wire supported(except D0) 1 analog input(3.3V max input) A Micro USB connection A power jack, 9-24V power input. Compatible withArduino Compatible with nodemcu Arduino NodeMcu Technical specs: Microcontroller ESP-8266EX Operating Voltage 3.3V Digital I/O Pins 11 Analog Input Pins 1 Clock Speed 80MHz/160MHz FLash 4M bytes Length 68.6mm Width 53.4mm Weight 25g Pin Function ESP-8266 Pin TX TXD TXD RX RXD RXD A0 Analog input, max 3.3V input A0 D0 IO GPIO16 D1 IO, SCL GPIO5 D2 IO, SDA GPIO4 D3 IO,Pull-up GPIO0 D4 IO,pull-up, BUILTIN_LED GPIO2 D5 IO, SCK GPIO14 D6 IO, MISO GPIO12 D7 IO, MOSI GPIO13 D8 IO,pull-down, SS GPIO15 G Gound GND 5V 5V - 3V3 3.3V 3.3V RST Reset RST

NANO IO Shield Expansion Board + Nano V3 Improved Version No Cable For Arduino Description: NANO IO Shield Expansion Board This is a small simple arduino Nano extension board, it will be the Nano all pins of derivation, convenient connection and we do the experiment ATmega328P Nano V3 Improved Version Microcontroller Atmel ATmega328 Operating Voltage (logic level): 5V Input Voltage (recommended): 7V ~ 12V Input Voltage (limits): 6V ~ 20 V Digital I/O Pins: 14 (of which 6 provide PWM output) Analog Input Pins: 8 DC Current per I/O Pin: 40mA Flash Memory: 32KB (ATmega328) (of which 2 KB used by bootloader) SRAM: 2KB (ATmega328) EEPROM: 1KB (ATmega328) Clock Speed: 16MHz Note: This version is not included the USB cable. Had change the USB chip, improve the download speed and stability of WIN7/WIN8 Package included: 1 x Arduino Compatible Improved Version Nano V3.0 1 x NANO IO Shield Expansion Board

ESP-07 ESP8266 Serial WIFI Module with IO Adapter Plate Description: With this test board, you may not need to use any other development tools, AT the AT ESP8266 modules class applications with the SDK. The application development, can be directly burning board MCU. Also can burn to write  ESP8266 built-in SOC to application SDK. Simple demonstration function: made a control interface, the android mobile phone WIFI and onboard WIFI data interaction, Keep the cell phone control board  WIFI output data, on-board CPU control panel mount three color lamp, after receipt of the data, relay and a buzzer. Size: IO adapter plate: Approx: 30 x 28mm (L x W) ESP-07: 22 x 16mm (L x W) Pin: 38mm Note: This product has no Technical Support, and no instruction supply, please note about this before you order it. Package included: 1 x ESP-07 1 x IO adapter plate

3Pcs DIY NANO IO Shield V1.O Expansion Board For Arduino Description: A product for Arduino that works with official Arduino boards Compact size Leads all pins out, convenient for wiring and doing experiments Note: Need to DIY it. Package included: 3 x  DIY NANO IO Shield V1.O Expansion Board

30Pcs Serial Port WIFI ESP8266 Module Adapter Plate With IO Lead Out For ESP-07 ESP-08 ESP-12 This Adapter Plate is for ESP-07 ESP-08 ESP-12, a test board with IO lead out. Note: Need to solder 3V regulator by youself. ESP-07, ESP-08, ESP-12 module board are not included!!! Package included: 30 x Serial Port WIFI ESP8266 Module Adapter Plate 60 x Pins

3Pcs Serial Port WIFI ESP8266 Module Adapter Plate With IO Lead Out For ESP-07 ESP-08 ESP-12 This Adapter Plate is for ESP-07 ESP-08 ESP-12, a test board with IO lead out. Note: Need to solder 3V regulator by youself. ESP-07, ESP-08, ESP-12 module board are not included!!! Package included: 3 x Serial Port WIFI ESP8266 Module Adapter Plate 6 x Pins

Buy NANO IO Shield Expansion Board + Nano V3 Improved Version No Cable For for R183.57

Buy OPEN-SMART IO Port Expansion Module Sensor Expansion Board Compatible With UNO for R230.77

Buy Multifunction RS485 Relay NPN PNP IO Control Core Board Modbus Rtu AT Command Module for R140.96

Buy NANO IO Shield Expansion Board + ATmega328P Nano V3 Controller for R249.00

Buy NANO IO Shield Expansion Board Geekcreit for Arduino - products that work with official Arduino boar for R174.00

FAST AFFORDABLE COURIER SHIPPING TO SOUTH AFRICA Description: TheNextion IO Adapter is made specially to work with Nextion Enhanced HMI Display Series which covers standard 2.4", 2.8", 3.2", 3.5", 4.3", 5.0", 7.0". The small board pins out GPIOs ofNextion Enhanced display to 2.54 inch headers, which allow users to access the GPIOs more conveniently. Package included: 5 x Nextion IO Adapter 5 x 8P FFC Cable 5pcs Nextion IO Adapter For Nextion Enhanced HMI UART USART Intelligent LCD Display Module 5pcs Nextion IO Adapter For Nextion Enhanced HMI UART USART Intelligent LCD Display Module 5pcs Nextion IO Adapter For Nextion Enhanced HMI UART USART Intelligent LCD Display Module

Funduino Nano Expansion Board + ATmega328P Nano V3 Improved Version For Arduino Description: Funduino Nano Expansion Board This Nano Mult-Function expansion board is designed specially for Arduino Nano, solve the problem of wiring confusing when a variety of sensors connected. Lead out all digital IO port and analog IO port, each one with standard positive and negative power interface. Lead out the I2C interface of mainboard for convenient connection. Increasing the DC power supply interface. Nano USB interface supply current is actually only 50MA, to bring high-current devices, such as the steering, is obviously insufficient. So in the DC power connector provide external power supply to ensure the stability of equipment operation. ATmega328P Nano V3 Improved Version Microcontroller Atmel ATmega328 Operating Voltage (logic level): 5V Input Voltage (recommended): 7V ~ 12V Input Voltage (limits): 6V ~ 20 V Digital I/O Pins: 14 (of which 6 provide PWM output) Analog Input Pins: 8 DC Current per I/O Pin: 40mA Flash Memory: 32KB (ATmega328) (of which 2 KB used by bootloader) SRAM: 2KB (ATmega328) EEPROM: 1KB (ATmega328) Clock Speed: 16MHz Note: This version is not included the USB cable. Had change the USB chip, improve the download speed and stability of WIN7/WIN8 Package included: 1 x Funduino Nano Expansion Board 1 x Arduino Compatible Improved Version Nano V3.0  

Buy 10pcs PCF8574 PCF8574T Module IO Extension I/O I2C Converter Board for R289.00

Buy 5pcs Extend Serial IO I/O Module Grove I2C Interface Expansion Board for ESP32 Development for R525.50

Description: Material: Experimental Board + Mixed Alloy Color: Black Chip Module: CP2102 Working Temperature: -40 ℃ ~ +125 ℃ Power Input: 4.5V ~ 9V (10VMAX), USB-powered Drive Type: Dual high-power H-bridge driver Current: continuous transmission ≈70mA (200mA MAX) Standby: Size: (L)X(W)4.8X2.5cm/1.89''X0.98''(appr.) Features: A great set of tools to develop ESP8266. ESP8266 has IO Pin. ESP8266 full IO mouth leads directly download without resetting. Open-source, interactive, programmable, low cost, simple, smart, WI-FI enabled. Greatly speed up your IOT application developing process. Notice: Please allow 1-5mm error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may exist chromatic aberration as the different placement of pictures. Package included: 1 x ESP8266 CP2102 Development Board

Description: TheNextion IO Adapter is made specially to work with Nextion Enhanced HMI Display Series which covers standard 2.4", 2.8", 3.2", 3.5", 4.3", 5.0", 7.0". The small board pins out GPIOs ofNextion Enhanced display to 2.54 inch headers, which allow users to access the GPIOs more conveniently. Package included: 3 x Nextion IO Adapter 3 x 8P FFC Cable

Buy Cortex-M3 8Mbit Flash W600 Development Board Replaces ESP8266 NodeMCU Full IO Leads Wireless Module for R150.00

GSM/GPRS Shield Expansion Board EFCom Wireless Module With Antenna Description: The GPRS Shield-EFCom expansion board is a serial GSM / GPRS wireless module. Arduino enthusiasts to quickly learn a GSM / GPRS mobile phone development, and can be applied to wireless development projects to the class, but also suitable for remote control development, such as wireless meter reading, smart appliances, ultra-long-range control.   EFCom compatible with all the Freaduino and standards the Arduin development board. EFCom is a 4-band GPRS / GSM module supports four standard band 850/900/1800/1900MHz, send SMS messages, phone calls, faxes, etc. all GPRS handsets have features. EFCom allows your very fast phone development process and the wireless development.   EFCom SIM900 is a patch type GSM / GPRS integrated single-chip, ARM926EJ-S core, build enthusiasts and learn to use the smallest integrated development environment.   The EFCom using AT commands through UART serial configuration settings only need to extend the board into Freaduino board, you will be able to easily control via AT commands EFCom make calls, send text messages... addition EFCom support LCD5110 display (default hair Bluetooth backlight, is inserted in EFCom effect diagram below) and serial keypad keyboard input.   The board set the hardware boot the Button Software boot (D10), hardware RestButton, software Rest (D9) allows use and arduino spiritual and match to meet various types of both hard boot or soft boot or the hard reset or soft restart DIY needs. The two jump take to D0-D3, you are excelent to choose EFCom Arduino communication: software serial port (jumper cap to D2, D3) or hardware serial port (D0, D1).   EFCom three operating modes: Short Message Service SMS service mode Audio music mode GPRS mode Features: Fully compatible the Arduino and Mega2560 development board series Serial communication, the freedom to choose hardware serial port (D0/D1) or software serial communication (D2/D3) and motherboard SIM900, all the IC set aside not only the UART, DEBUG mouth, all GPIO port and KEY PANEL interface Board super capacitor to ensure the RTC work Support both hardware and software switch machines, support for hardware and software restart 4 band 850/900/1800/1900 MHz   Specification: The GPRS Shield power supply 5V GPRS multi-slot class 10/8 GPRS mobile station class B Compliant to GSM phase 2/2 +  - Class 4 (2 W@850/900 MHz)  - Class 1 (1 W@1800/1900MHz) Weight: 3.4g Control via AT commands (GSM 07.07, 07.05 and SIMCOM enhanced AT Commands) SIM application toolkit Supply voltage range: 3.1 - 4.8V Low power consumption: 1.5mA (sleep mode) Operation temperature: -40 ° C to +85 ° C Note: Plug Freaduino / Arduino Main Board, in connection we 9V DC AC adapter. The reason is the need EFCom boot current and maximum peak current 2A, but the USB port is unable to provide such a large current, so must an external power supply equipment.Your SIM card is not lockedBest EFCom communication baud rate of 19200 bps 8-N-1(EFCom default automatic pairing baud rate) Package included: 1 x EFCom wireless module 1 x Quad-Band antenna IO definition: Dimension:   PCB:

FAST AFFORDABLE COURIER SHIPPING TO SOUTH AFRICA Description: 1, WiFi using industrial-grade chips ESP8266, modules for the ESP-13 with metal shield, anti-jamming; 2. Standard pin-compatible Arduino Uno, Mega2560 and other control board, Arduino UNO connection with the use of a voltage converter chip, so 3.3V and 5V are compatible; 3. Serial port DIP switch with dual control, so the expansion board can be used alone as an Arduino Uno expansion boards, it can also be used as ESP8266 expansion board use; 4, Real serial WiFi, Arduino program without any configuration; 5, Based on WiFi Web Server configuration parameters and serial port parameters; 6, Can be used as an independent ESP8266 development board, download the official AT commands firmware, NodeMCU open source firmware; 7, can be used as stand-alone expansion board Arduino Uno use, pin all leads. More information: User Manual: https://fineshang.gitbooks.io/esp8266-based-serial-wifi-shield-for-arduino-user/content/ Technical Specifications: DC 3.3V-5V 1, Wireless 802.11 b / g / n standards; 2, Support for STA / AP two modes of operation; 3, Built-in TCP / IP protocol stack, you can configure a socket; 4, Supports standard TCP / UDP Server and Client; 5, The serial port baud rate support: 1200 / 2400 / 4800 / 9600 / 19200 / 38400 / 57600 / 74800 / 115200 bps; 6, Serial data bits: 5 / 6 / 7 / 8 bits; 7, Serial Parity: None; 8, Serial port stop bits: 1/2 bit; 9, The standard Arduino UNO, Mega pitch; 10, Leads out Arduino Pin 2 / 3 / 4 / 5 / 6 / 7 / 8 / 9 / 10 / 11 / 12 / 13; 11, Leads out ESP8266 GPIO 0 / 2 / 4 / 5 / 9 / 10 / 12 / 13 / 14 / 15 / 16 / ADC / EN / UART TX / UART RX; 12, RESET reset; 13, KEY multiplex configuration function keys; 14, Two DIP switches enable switching Arduino and ESP8266 serial port expansion; 15, WiFi current: continuous transmission: ≈70mA (200mA MAX), Standby: 16, Wireless transmission rate: 110-460800bps; 17, The working temperature: -40 ￢ﾄﾃ ~ + 125 ￢ﾄﾃ Package included: 3 x ESP8266 Web Server Port WiFi Expansion Board ESP-13 Configuration Mode: 3Pcs ESP8266 Web Server Port WiFi Expansion Board ESP-13 Compatible With Arduino 3Pcs ESP8266 Web Server Port WiFi Expansion Board ESP-13 Compatible With Arduino 3Pcs ESP8266 Web Server Port WiFi Expansion Board ESP-13 Compatible With Arduino

Overview: Robot: bit is a functionable expansion board for Micro: bit, which supports makecode graphical programming and Python programming. It is different from the general expansion board on the market, not just IO adapter board. This expansion board also integrates other function chips, but also has other extension function. Features: 1. Plug and play, compatiable with Micro:bit 2. With Lego mounting holes, compatiable with KittenBot 3. 4 full-color RGB lights 4. 8 way servo control interface (external power supply supports up to 8-way, bulit-in board battery supports up to 2-way) 5. 4-way DC motor / 2-way 28BYJ stepper motor 6. With miniature buzzer 7. P0-P2IO port 3PIN transfer 8. With 18650 battery port 9. With power management chip and charging circuit 10. With power and battery indicator Specifications: Size: 7.8 x 5.7 x 5.3cm Net weight: 32.8g Thickness of PCB board: 1.6mm Diameter of small hole: 3.0mm Diameter of big hole: 4.8mm Voltage of battery: 3.7V USB input voltage: 5V Software: 1. Robot:bit 2. Micro:bit Package Included: 1x Robot:bit expension board (do not include 18650 battery and microbit) 1x Safty guide

ESP8266 WiFi Motor Drive Expansion Board For NodeMCU ESP-12E This board just for >>>> SKU256450 Feature: Power input: Motor power supply (VM): 4.5V ~ 36V, can be powered separately Control power (VIN): 4.5V ~ 9V (10VMAX), can be powered separately Module provides short-circuit sub (short the VM and VIN), you can easily use one power (must 4.5V ~ 9V) while completing motor drive and control Logic Operating current Iss: ≤60mA (Vi = L), ≤22mA (Vi = H) Drive part of the work current Io: ≤1.2A Maximum power dissipation: 4W (T = 90 ?? Control signal input level: High: 2.3V≤VIH≤VIN; Low: -0.3V≤VIL≤1.5V Working temperature: -25 ??~ + 125 ??/div> Drive Type: Dual high-power H-bridge driver ESP12E Dev Kit Control Port: D1, D3 (A motor); D2, D4 (B motor) Expand two-way motor-driven, two-way direct drive motor Onboard power switch Motor power, control power separation; In the experiment, by short-circuiting block the merger, the VIN and VM short, while power to the motor and the control board Notice: When inserted into the ESP-12E module, please note the direction consistent with an expansion board antenna The use of short modules that can simultaneously control board and motor. Package included: 1 x ESP8266 WiFi Motor Drive Expansion Board

Description: - This Arduino uno development kit, is designed based on the Arduino uno board, together with 2-channel & 16-channel servo shield board to drive the tank and 2WD car. In addition, There has wireless contoller and receiver, you can control the tank car via wireless control. - Provide source code, APP, and manual. Specifications: About Active Buzzer: - Size: 3.2cm * 1.3cm - Module Interface Description: 1. VCC external 3.3V-5V voltage (which can be connected directly with the 5v microcontroller and 3.3v microcontroller) 2. GND External GND 3. I/O external microcontroller IO port About Arduino Uno Development Kit: Description: - The Arduino Uno Development Kit, with the ability to control 2 motors and 16 servos at the same time, is ideal for developing mobile robots such as robotic arms, trolleys, tank chassis and more. - This set of development board is based on ESP8266 development and is compatible with Arduino UNO R3. - It can control 2 motors and 16 servos at the same time. It is suitable for mobile robot driving control with a robotic arm. ESPduino is an Arduino board with WiFi function. Features: - Can control 2-way motor and 16-way servo at the same time; - Using Bluetooth (reserved in-line interface) or WiFi control; - Using plug-in design. Power connection method: - Disconnect VM and VIN, (separate control motor, 6 ~ 36V); - Open circuit VS and VIN, (control servo separately, 6 ~ 18V); - Short circuit VM and VIN while shorting VS and 5V. At the same time control the motor (6 ~ 18V) and 16 5V servos. Package Included: 1 x 2-channel motor&16-channel servo shield board 1 x UNO board 1 x USB Cable 1 x Wireless controller 1 x Receiver 1 x Active buzzer 1 set Copper pillar kit 1 x 18650 Battery box 1 x Dupont line

Description Overview ESP32-PICO-KIT V3 is a mini development board based on the ESP32-PICO-D4 SIP module produced by Espressif. All the IO signals and system power on ESP32-PICO-D4 are led out through two standard 20 pin x 0.1" pitch headers on both sides for easy interfacing. The development board integrates a USB-UART Bridge circuit, allowing the developers to connect the development board to a PC's USB port for downloads and debugging. Features 3.3V power regulator – AMS1117-3.3V USB-TTL serial Bridge – CP2102 Auto reset circuit, arduino IDE compatible. On Board ESP32 PICO IC and antenna EN and Boot buttons, on board power indicator LED. More Products View More Products

Description: XC9572XL chip on board Onboard JTAG port Onboard 50MHZ active crystal With 4 programmable LED With the 5V to 3.3V chip AMS1117-3.3 5V power supply switch All IO all leads The board size: 61 (mm) x48 (mm) Infos:https://pan.baidu.com/s/1dENUTpf Package included: 1 x Xilinx XC9572XL CPLD Development Board

Feature: Power input: Motor power supply (VM): 4.5V ~ 36V, can be powered separately Control power (VIN): 4.5V ~ 9V (10VMAX), can be powered separately Module provides short-circuit sub (short the VM and VIN), you can easily use one power (must 4.5V ~ 9V) while completing motor drive and control Logic Operating current Iss: ≤60mA (Vi = L), ≤22mA (Vi = H) Drive part of the work current Io: ≤1.2A Maximum power dissipation: 4W (T = 90 ?? Control signal input level: High: 2.3V≤VIH≤VIN; Low: -0.3V≤VIL≤1.5V Working temperature: -25 ??~ + 125 ??/span> Drive Type: Dual high-power H-bridge driver ESP12E Dev Kit Control Port: D1, D3 (A motor); D2, D4 (B motor) Expand two-way motor-driven, two-way direct drive motor Onboard power switch Motor power, control power separation; In the experiment, by short-circuiting block the merger, the VIN and VM short, while power to the motor and the control board This board just for SKU256450. Notice: When inserted into the ESP-12E module, please note the direction consistent with an expansion board antenna The use of short modules that can simultaneously control board and motor. Package included: 3 x ESP8266 WiFi Motor Drive Expansion Board

Description: This board is suitable for firmware burning test of modules such as Anxin ESP-12S/12F/12E/07S/07 and so on, All the IO ports have been extracted, which can be used as the minimum system development board or the small batch burning fixture. Board supports firmware one click download function, and added burn. Mode indicator (blue light) and serial communication indicator (green light). Installed a serial chip CP2104 driver Use the module that burned the firmware, and press the power switch, the red indicator light.   Package included: 1 x ESP8266 Test Board Burn Fixture

Features: The fixture comprises a ESP32 module, which is suitable for burning test board Le Xin ESP-WROOM-32 module, all IO ports have led can be used as the minimum system board or small batch burn with fixture. Package included: 1 x ESP32 test board

Note: This is a DIY kit, you need to assemble it, no instruction supply Specification:   Voltage: USB female or pin header power supply, the supply voltage and the same chip voltage Crystal: 8M PCB board size: 7.4cm * 3.4cm   Feature:   1. Classic ATmega8 / ATMEGA48 the smallest system 2. 23 IO leads to facilitate expansion 3. Standard ISP download interface (board does not need a separate power supply, support ISP download interface power supply), to facilitate program download and debugging; 4. Support chips: ATMEGA8, ATMEGA48 and pin-compatible chip 5. With a self-locking switch, you can flexibly control the system USB input 6. Flexible and diverse power supply: available ISP download port power supply, the standard USB interface can be used for power supply, can also be used for power pin row. 7. External expansion 3 channel VCC, GND 8. Reset: Power-on reset and button reset 9. Expansion 1 channel led lights, easy to debug use   Package includes:   1 x PCB board 1 x 28P locking seat 1 x USB 1 x DC3-10 horns seat 1 x 8 * 8 self-locking switch 1 x 40P pin header 1 x 8M crystal 2 x 22P ceramic capacitors 2 x 104 ceramic capacitors 2 x 3MM red LED  1 x 6 * 6 button 2 x 4.7K resistor 1 x 10K resistor Test, for reference only:

Description: This board is suitable for firmware burning test of modules such as Anxin ESP-12S/12F/12E/07S/07 and so on, All the IO ports have been extracted, which can be used as the minimum system development board or the small batch burning fixture. Board supports firmware one click download function, and added burn. Mode indicator (blue light) and serial communication indicator (green light). Installed a serial chip CP2104 driver Use the module that burned the firmware, and press the power switch, the red indicator light. Package included: 1 x ESP8266 Test Board Burn Fixture