The ESP-12F is a compact and cost-effective Wi-Fi module based on the ESP8266 chip. It offers 802.11 b/g/n Wi-Fi connectivity, GPIOs, multiple interfaces (UART, SPI, I2C, ADC, PWM), and an integrated PCB antenna. It's ideal for IoT projects due to its low power consumption and small size.

This is a WiFi to Infrared (IR) gateway module leveraging an ESP32-S3 microcontroller for WiFi connectivity. It also incorporates a Type-C USB interface for data and power, 3 LEDs (red, green, & IR), and voltage regulation. It facilitates wireless control of IR devices, suitable for home automation projects. #reusable #module #edge-computing #espressif #sublayout #IR

This is a Digispark sub-layout to quickly design your ATtiny85 based projects #ATtiny #sub-layout #pcb

The Seeed Studio XIAO RP2040 is as small as the Seeed Studio XIAO SAMD21 but it's more powerful. On one hand, it carries the powerful Dual-core RP2040 processor that can flexible clock running up to 133 MHz which is a low-power microcontrollers. On the Seeed Studio XIAO RP2040 there is also 264KB of SRAM, and 2MB of on-board Flash memory which can provide more program to save and run. On the other hand, this little board has good performance in processing but needs less power. All in all, it is designed in a tiny size as small as a thumb(20x17.5mm) and can be used for wearable devices and small projects.

Seeed Studio XIAO nRF52840 Sense is carrying Bluetooth 5.0 wireless capability and is able to operate with low power consumption. Featuring onboard IMU and PDM, it can be your best tool for embedded Machine Learning projects.

These are 6 LEDs that are animated, you can use them in projects to visualize processes!

The Arduino UNO R4 WiFi features a 32-bit Renesas RA4M1 microcontroller (48 MHz ARM Cortex M4) and ESP32-S3-MINI-1-N8 WiFi module. The board features enhanced memory specifications with 256kB flash, 32kB SRAM, and 8kB EEPROM, while supporting both WiFi (802.11 b/g/n) and Bluetooth® 5.x connectivity at 2.4GHz. This combination of features makes it a versatile platform for wireless communication projects and IoT applications, offering significantly more processing power and connectivity options than previous UNO models.

This project is a template for projects involving RP2040. It consists of the chip, the decoupling capacitors, the crystal oscillator and the flash memory. #raspberryPi #rp2040 #template

The RP2350, developed by Raspberry Pi Ltd, represents a significant advancement in the field of microcontrollers, building upon the foundation laid by its predecessor, the RP2040. This component is designed to cater to a wide range of applications requiring dual-core processing capabilities, with the option to switch between Dual Cortex-M33 or Hazard3 processors operating at up to 150 MHz. It features an extensive 520 kB of on-chip SRAM distributed across 10 independent banks, alongside 8 KB of one-time-programmable (OTP) storage. External memory interfaces are well-supported, with provisions for up to 16 MB of external QSPI flash/PSRAM, and an additional 16 MB accessible via an optional second chip-select, facilitating extensive code and data storage options. Security features are robust, including options for boot signing enforced by on-chip mask ROM, with key fingerprints stored in OTP, and hardware mitigations against fault injection attacks. The RP2350 also boasts a comprehensive set of peripherals, including 2x UARTs, 2x SPI controllers, 2x I2C controllers, 24x PWM channels, and a USB 1.1 controller with PHY for host and device support, among others. Programmable IO (PIO) state machines enhance its flexibility, enabling the implementation of custom peripherals. For developers, the RP2350 offers low-power operation modes and a built-in boot ROM that supports direct boot from external flash or OTP, serial boot from USB or UART, and secure boot with code signature enforcement. The device is available in QFN-60 (7x7 mm) and QFN-80 (10x10 mm) packages, with or without built-in flash, catering to diverse application requirements. This microcontroller is a compelling choice for sophisticated projects that demand high performance, extensive memory and peripheral support, and advanced security features.

XIAO MG24 is an ultra-low-power wireless development board based on Silicon Labs' EFR32MG24 SoC, featuring a high-performance 78MHz ARM Cortex®-M33 core. It‘s Matter® native over Thread® and Bluetooth® Low Energy 5.3, all supported by the Arduino® Core. With 4MB Flash onboard, 19 GPIOs, LED, and charging circuit, it boasts extremely low operating current and ultra-low-power modes, making it an ideal choice for IoT applications, especially battery-powered projects utilizing Matter® protocols. This model is used for through holes dip-14 connectors instead of SMD.

The Notecard is a device-to-cloud data pump that reduces the complexity of building connected solutions with secure, reliable cellular. As an embeddable system on module (SoM), the Notecard can be used with any microcontroller for both greenfield and retrofit projects using your own design, or one of our custom designed Notecarriers. Wide-Band North America Version

These are 6 LEDs that are animated, you can use them in projects to visualize processes! DON'T USE

Seeed Studio XIAO nRF52840 Sense is carrying Bluetooth 5.0 wireless capability and is able to operate with low power consumption. Featuring onboard IMU and PDM, it can be your best tool for embedded Machine Learning projects. It has also the debug pins exposed

1The ESP32-C3-DEVKIT-RUST-1 from Espressif Systems is a development platform designed for RF, RFID, and wireless applications. Built around the ESP32-C3-MINI IC, it supports Bluetooth (BLE) and IEEE 802.11 b/g/n Wi-Fi at 2.4GHz, providing reliable connectivity for wireless communication projects. Powered by a 32-bit RISC-V single-core processor running up to 160MHz, the board features 384KB ROM, 400KB SRAM, and 22 programmable GPIO pins for extensive interfacing. It also includes 3 x SPI, 2 x UART, 1 x I2C, 1 x I2S, RMT (Remote Control Peripheral), LED PWM, and a General DMA controller, making it ideal for developing Bluetooth and Wi-Fi-enabled devices and exploring the ESP32-C3-MINI's capabilities in IoT projects.

I2S Mono amplifier with headphone jack and speaker terminals. 8 PIN out for testing and connecting to other projects. Use the GAIN pin to control the Audio ICs gain and the HP PIN to detect if the headphones are connected.

The Notecard is a device-to-cloud data pump that reduces the complexity of building connected solutions with secure, reliable cellular. As an embeddable system on module (SoM), the Notecard can be used with any microcontroller for both greenfield and retrofit projects using your own design, or one of our custom designed Notecarriers. Global Version

The Notecard is a device-to-cloud data pump that reduces the complexity of building connected solutions with secure, reliable cellular. As an embeddable system on module (SoM), the Notecard can be used with any microcontroller for both greenfield and retrofit projects using your own design, or one of our custom designed Notecarriers. North America Version

The Notecard is a device-to-cloud data pump that reduces the complexity of building connected solutions with secure, reliable cellular. As an embeddable system on module (SoM), the Notecard can be used with any microcontroller for both greenfield and retrofit projects using your own design, or one of our custom designed Notecarriers. Wide-Band EMEA Version

The DW01A is a compact single-cell lithium-ion/lithium-polymer battery protection IC designed to safeguard rechargeable batteries from unsafe operating conditions such as overcharge, overdischarge, overcurrent, and short circuits. It is widely used in battery packs, power banks, TP4056 charging modules, portable electronics, and IoT devices because of its low power consumption and minimal external component requirements. Key Features Single-cell Li-ion/Li-Po battery protection Overcharge protection (typically 4.3V) Overdischarge protection (typically 2.4V) Overcurrent and short-circuit protection Ultra-low quiescent current (~3µA typical) Very low standby/discharge current Drives external dual MOSFETs for charge/discharge control Internal delay timers for noise immunity No external timing capacitors required Compact SOT-23-6 package Wide operating voltage range Automatic recovery after fault removal Typical Applications 18650 battery protection boards Power banks Bluetooth devices Wearables Portable consumer electronics DIY battery-powered projects TP4056 charging modules with protection circuitry #CommonPartsLibrary #IntegratedCircuit #PowerManagement

ZMPT101B is a high-precision current-type voltage transformer designed for AC voltage sensing, monitoring, and power measurement applications. It provides excellent electrical isolation between high-voltage AC lines and low-voltage measurement circuits, making it ideal for energy monitoring systems, smart meters, power analyzers, and microcontroller-based projects using Arduino, ESP32, and similar platforms. Its compact size, high accuracy, and stable performance enable reliable AC voltage measurement while maintaining user safety through galvanic isolation. Key Features High-precision AC voltage measurement Excellent galvanic isolation (up to 4 kV isolation voltage) Wide operating voltage measurement range High accuracy and good linearity Low phase angle error Compact PCB-mount package Suitable for voltage and power monitoring applications Good consistency and long-term stability Compatible with signal conditioning and ADC circuits Operating temperature range: -40°C to +60°C #ZMPT101B #VoltageTransformer #ACVoltageSensor #PowerMonitoring #EnergyMeter #IsolationTransformer #Arduino #ESP32 #IoT #EmbeddedSystems #Electronics #SmartMeter

I2S Mono amplifier with headphone jack and speaker terminals. 8 PIN out for testing and connecting to other projects. Use the GAIN pin to control the Audio ICs gain and the HP PIN to detect if the headphones are connected.

CONN SOCKET 4POS 2.54mm SINGLE ROW TH This connector consists of a single row of 4 electrical pins spaced 2.54 mm apart. It is typically available as a male pin header, female header, or wafer connector depending on the application. The part is commonly used for power, signal, UART, GPIO, sensor, and programming connections in embedded systems and prototyping. Key Features 2.54 mm pitch spacing Industry-standard spacing compatible with breadboards and jumper wires 1x4 configuration Single row with 4 contacts/pins Compact PCB connection solution Suitable for board-to-board or wire-to-board applications Easy solder mounting Typically through-hole (THT), though SMT variants may exist Wide compatibility Works with Arduino, Raspberry Pi modules, sensors, and development boards Durable metal contacts Usually tin- or gold-plated for reliable electrical connection Multiple orientations available Straight vertical or right-angle versions Low-cost and widely available Commonly used in consumer electronics and DIY projects Common Applications GPIO and sensor connections UART / serial interfaces Power input/output headers Embedded system prototyping Module interconnections Debug and programming interfaces #CommonPartsLibrary #Connector

These are 6 LEDs that are animated, you can use them in projects to visualize processes!

At its core, the module centralizes the OKX referral code (COIN100) as a constant and pairs it with human-readable explanations, usage steps, and machine-readable schema outputs. This makes it ideal for developers, content platforms, and SEO-driven projects that need consistent referral information embedded directly into their codebase.