ESP32 Battery Management System Controller Board – An innovative solution for smart power control and audio recording integration. This cutting-edge board harnesses the power of the ESP32 microcontroller to deliver precise battery management and seamless integration with an S3 Voice Recorder subsystem. Perfect for advanced IoT applications, the board’s robust design ensures reliable energy optimization, remote monitoring, and real-time performance coupled with high-quality voice recording capabilities. Experience enhanced connectivity, efficient power regulation, and smart audio functionality, all in one compact package that paves the way for next-generation smart devices. #ESP32 #BatteryManagement #VoiceRecorder #IoT #SmartDevices #ControllerBoard

This is a Garage Security System Reference Design, employing a Photon microcontroller to process sensor triggers, signaling through a buzzer and LEDs, powered by an HLK-PM03 power supply. #referenceDesign #edge-computing #edgeComputing #particle #template #iot #system #security #reference-design

Handheld Xbox 360 system with integrated controller electronics, battery-managed USB-C PD power, and a separate dock that automatically switches display, Kinect, and DVD drive paths through a mezzanine docking interface.

HVAC System controller board. Features 4 10A250VAC relays (For power control), a BME680 for environmental monitoring and a 5v-35v driver to control up to 2 DC motors. #esp32 #iot

HVAC System controller board. Features 4 10A250VAC relays (For power control), a BME680 for environmental monitoring and a 5v-35v driver to control up to 2 DC motors. #esp32 #iot

This is a Garage Security System Reference Design, employing a Photon microcontroller to process sensor triggers, signaling through a buzzer and LEDs, powered by an HLK-PM03 power supply. #referenceDesign #edge-computing #edgeComputing #particle #template #iot #system #security

The Samsung K4B2G1646F is a 2Gb DDR3L SDRAM memory component designed for high-speed performance, offering data rates up to 1866Mb/sec/pin. Available in a 96-ball FBGA package and organized as 128Mb x 16 I/Os x 8 banks, it is optimized for use in various applications requiring efficient data storage and retrieval. The device supports both 1.35V (DDR3L) and 1.5V (standard DDR3) power supplies, ensuring compatibility with a wide range of system requirements. Key features include an 8-bit pre-fetch architecture, programmable CAS latency, on-die termination (ODT), and internal self-calibration through the ZQ pin. The component also adheres to JEDEC standards and is compliant with RoHS, ensuring it is free of lead and halogen. Suitable for commercial and industrial temperature ranges, the K4B2G1646F offers robust performance for various demanding applications.

Introducing an innovative IoT board designed around the ESP32-WROOM-32 chipset, perfect for projects that require both performance and portability. The system is engineered to operate on a stable external 5V power source while also offering the flexibility of a 12V LiPo battery for on-the-go applications. With seamless integration of both analog and digital sensors and comprehensive support for all standard communication interfaces, this board is your gateway to creating sophisticated and reliable IoT solutions. #IoT #ESP32 #Sensors #5V #LiPoBattery #PortableTech #EmbeddedSystems #Innovation

Modular DIN-rail 32-channel relay system with an IEEE 802.3at PoE+ Ethernet controller, protected 24 V field power, isolated RS-485, three bistable lighting modules, and one high-inrush relay module.

an air monitoring system contains three sensors of gas, temperature and hunidity represented in the schematic by hree connectors and the system will be controlled by an stm32f103c8t6 MCU , it will contains also a regulator , a led for he detection of power , a connector and some resistors.

The component under discussion is designed for advanced electronic systems, targeting applications that require reliable connectivity and precise data acquisition. Engineered by SEMTECH, a leader in high-performance analog and mixed-signal semiconductors and advanced algorithms, this module showcases its prowess in the realm of wireless technology. It incorporates the LR112x series chips, specifically mentioning the LR1120 and LR1121, which are notable for their low power consumption and robustness in communication capabilities. These chips cater to a variety of frequency bands, with explicit mentions of R915 and R868, indicating their suitability for a broad range of geographical regions and regulatory requirements. This module is particularly designed with an eye towards innovation in the domain of Internet of Things (IoT) applications, offering features that ensure seamless integration into existing technology with an emphasis on ease of deployment and operational efficiency. Key features highlighted include multiple onboard antennae options such as ANT_GNSS and ANT_WIFI, ensuring comprehensive connectivity solutions for different environmental and application requirements. Also notable is the mention of a VOD_RADIO and the inclusion of interfaces like SPI and BUSY signaling, underscoring the component's flexibility in system integration and communication protocol support. Furthermore, SEMTECH references specific considerations for design and regulatory compliance, indicating the component's targeted use in professional grade equipment and scenarios. The datasheet also hints at an evaluation-focused approach, with designations like "For evaluation only" and remarks on FCC approval status, suggesting that this component is positioned for development and testing in cutting-edge wireless applications. This focus on flexibility, regulatory compliance, and advanced connectivity options positions SEMTECH's component as a crucial asset for designers and engineers looking to innovate in the IoT and wireless communication sectors.

A binary LED clock. Uses the 12 hour system and displays using on/off of LEDS to represent 1/0 of binary. The clock does not automatically set itself and requires the use of three button at the top to set it. Its powered by a 5v power supply.

The NTZD3154N, manufactured by ON Semiconductor, is a dual N-channel MOSFET designed for small signal applications. This component boasts a low RDS(on) for improved system efficiency and a low threshold voltage, making it highly suitable for applications such as load/power switches, power supply converter circuits, and battery management in devices like cell phones, digital cameras, and PDAs. The NTZD3154N features a compact 1.6 x 1.6 mm footprint and an ESD-protected gate, ensuring robust performance in constrained spaces. With a maximum drain-to-source voltage (VDSS) of 20 V and a continuous drain current of up to 540 mA (at 25°C), the NTZD3154N is optimized for efficient power management. The device is also compliant with RoHS standards, being Pb-Free and Halogen Free/BFR Free, ensuring environmentally friendly usage. The component is available in the SOT-563-6 package, identified by the specific device code "TV" and a date code marking.

This is a light-sensitive LED reference design featuring an STM32L031F4P6 microcontroller. It interfaces with a TEMT6000X01 light sensor and controls a multi-colored LED. The system also has a user button and UART for communication, and regulators to manage power supply. #referenceDesign #simple-embedded #light-sensitive #LED #project #template #reference-design

This is a schematic of an IR (infrared) remote control system. It's built around a Microchip ATTINY2313 microcontroller (U1) and boasts five push-button switches, an indicator RED LED and an electret buzzer for user interaction. An ISP header provides programming capabilities. The project is battery-powered and implements boost converter TPS613222AD (IC1) for stable power supply. #project #Template #projectTemplate #lock #keypad #attiny2313 #TPS613222A #ISP #buzzer #reusable #module #simple-embedded #microchip #arduino #sublayout

This project is a doorbell system reference design with an integrated camera. It leverages an ESP32 microcontroller for processing, along with various components including resistors, buzzers, and transistors. The system also features a charging circuitry with a USB-C connection for power supply. #referenceDesign #edge-computing #edgeComputing #SeeedStudio #template #iot #esp32#camera #reference-design

This is a schematic of an IR (infrared) remote control system. It's built around a Microchip ATTINY2313 microcontroller (U1) and boasts five push-button switches, an indicator RED LED and an electret buzzer for user interaction. An ISP header provides programming capabilities. The project is battery-powered and implements boost converter TPS613222AD (IC1) for stable power supply. #project #Template #projectTemplate #lock #keypad #arduino #attiny2313 #TPS613222A #ISP #buzzer #referenceDesign #simple-embedded #microchip #template #reference-design

This project is a Battery Management System (BMS) built around STMicroelectronics' STC3115AIQT battery monitor IC. It uses I2C for communication, features alarm management, and supports battery charging. The power supply, battery connection points, and debug interface are facilitated through connectors. #project #Template #charger #monitor #reusable #module #batterycharger #template #bms #STC3115 #stm

Texas Instruments presents the CD4051B, CD4052B, and CD4053B series, a family of CMOS single 8-Channel, differential 4-Channel, and triple 2-Channel analog multiplexers or demultiplexers with logic-level conversion. Engineered for precise, reliable control of analog and digital signals, these components are characterized by their wide range of signal handling (3 V to 20 V for digital and up to 20 VP-P for analog signals), low ON resistance (125 Ω typical over 15 VP-P signal input range for VDD - VEE = 18 V), high OFF resistance (+100 pA typical channel leakage at VDD - VEE = 18 V), and minimal quiescent power dissipation (0.2 μW typical at VDD - Vss = VDD - VEE = 10 V). They come equipped with on-chip binary address decoding for easy integration and minimized system logic complexity. Available in a variety of package types, including CDIP, PDIP, SOIC, SOP, and TSSOP, these multiplexers/demultiplexers support a broad spectrum of analog to digital and digital to analog conversion applications, signal gating, factory automation, and other uses where reliable signal handling is crucial. With parametric ratings at 5 V, 10 V, and 15 V, and an operational temperature range of -55°C to 125°C, these components are also 100% tested for quiescent current at 20 V, assuring dependable performance across diverse environmental conditions.

Bench-prototype ESP32-S3 control board for an IMX296 Raspberry Pi nasal-endoscopy reconstruction system, with SPI IMU, external VL53L5CX ToF, USB communication, protected USB-C power, and controllable LED illumination.

USB-C 2.0 power entry with ESD protection and automatic USB/battery ORing onto a shared 5 V system rail.

Autonomous black pepper harvesting robot electrical control system with ESP32 controller, ESP32-CAM vision, A4988 stepper drives, PCA9685 servo control, sensors, E-stop, 12V battery input, and 5V power distribution.

Motherboard for a camera gimbal system using off-the-shelf modules where practical, including Wiznet Pico W5500, UART-to-RS232, power supply modules, and BaseCam SimpleBGC 32-bit Extended. Design preference is mostly through-hole modules/connectors with surface-mount support components as needed.

Manufacturable Rev A proof-of-concept PCB system for the SOLX modular magnetic lamp platform, documenting a standardized magnetic pogo-pin electrical pass-through interface, 12V low-voltage power transfer, reserved data/ID contacts, module identification support, automatic configuration recognition, lifecycle metadata tracking capability, and patent-supporting manufacturing/test documentation.

Bidirectional DC-DC converter management system PCB for energy storage applications. The design targets bidirectional charge and discharge control, dynamic power regulation, energy optimization, and overload protection for storage systems. It integrates a control section with MCU-class supervision, 16-bit ADC measurement, PWM-based power-stage control, and industrial CAN/RS485 communication, while planning practical PCB partitioning for high-current power paths, mixed-signal control, and protected interfaces. Target conversion efficiency is 98% or higher, with CMOS-oriented high-integration design intent adapted into a manufacturable mixed-signal PCB implementation.