This module involves the design of a keypad lock system. It utilizes an ATMEGA328P microcontroller, buzzers, LEDs for indicator functions and a 4x3 matrix keypad. An in-circuit serial programming (ISP) header is also present for programming the microcontroller. #template #lock #keypad #reusable #module #simple-embedded #microchip #arduino #atmega328 #TPS613222A #ISP #buzzer #sublayout

This project is a motherboard for the ESP32-CAM module, which enables easy and flexible WiFi camera applications. The motherboard provides power supply, programming interface, and GPIO expansion for the ESP32-CAM. It also supports external sensors for more functionality. #motherboard #WiFi #MCU #ReferenceDesign #project #ESP32 #camera #reusable #module #edgeComputing #espressif #template

Portenta H7 RA ARM® Cortex®-M0+ MCU 32-Bit Embedded Evaluation Board #Portenta #EvaluationBoard #Arduino #template #part

This circuit is an ultrasonic distance meter based on an ATTiny2313 microcontroller. It uses an HC-SR04 ultrasonic sensor to measure distance and displays the results on an OLED display. The power supply is constructed using a Boost converter (TPS613222A) and a 2-cell AA battery. Additionally, it also includes ISP for programming, RESET and START switches, and LED indicators. #project #Template #projectTemplate #ultrasonic #OLED #arduino #attiny2313 #TPS613222A #ISP #reusable #module #simple-embedded #microchip #sublayout

This project is a reference design for a VL53L0CXV0DH-based sensor circuit. It incorporates the use of a Texas Instruments LP5907MFX-2.8/NOPB to regulate the supply voltage. #referenceDesign #VL53L0 #Module #template #LIDAR #sensor #distance #reusable #module #industrialsensing #stm #sublayout

Ceramic Capacitor 0805 (2012 Metric) Template NO default properties #simplifiedFootprint #noProp

This project is a reference design for a VL53L1X-based sensor circuit. It incorporates the use of a Texas Instruments LP5907MFX-2.8/NOPB to regulate the supply voltage. #referenceDesign #VL53L1X #Module #template #LIDAR #sensor #distance #reusable #module #industrialsensing #stm #sublayout

DC/DC synchronous buck regulator based on AOZ2261AQI-15 IC. Output voltage is 12V (R3 and R4) #template #project-template #regulator #voltageregulator #Module

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

This project is a reference design for an ESP32-S2-MINI-1 based device. It features USB-C for power and data transfer, onboard voltage regulation, and multiple peripheral connections. It also includes a CH340C for USB to serial conversion #referenceDesign #Module #ESP32 #ESP32S2 #RF #WIFI #MCU #reusable #module #simple-embedded #espressif #template

This is a reference design project for a battery charger based on the RT9525 battery charger IC from Richtek. Some key components are the IC itself (U1), various capacitors (like C1, C2, C3, C4), resistors (R1, R2, R3, R4), LEDs, and connectors. The circuit connects via battery, system voltage and various enable signals. #project #Template #charger #reusable #module #batterycharger #template #bms #monitor #RT9525 #richtek

This project is a battery charging circuit utilizing a MAX1555 chip. It features a USB and DC power input, with LED status indicators. The design is outfitted with necessary decoupling capacitors and resistors to ensure smooth operation. #project #Template #charger #reusable #module #batterycharger #MAX1555 #template #bms #analog

Chip Resistor 0402 (1005 Metric) Template #Resistor #simplifiedFootprint #noProp #CommonPartsLibrary #SMD

Chip Resistor 0201 (0603 Metric) Template. Size / Dimension 0.024" L x 0.012" W (0.60mm x 0.30mm) #simplifiedFootprint #commonpartslibrary #Resistor #SMD

Ceramic Capacitor 0201 (0603 Metric) Template NO default properties #simplifiedFootprint #noProp

Raspberry Pi Pico outline (RP2040 based) #RaspberryPi #Raspberry #Pi #RPi #Pico #template #project #project-template #template #project

Chip Resistor 0402 (1005 Metric) Template NO default properties #simplifiedFootprint #noProp

Raspberry Pi 2, 3, 4, 5 or 400 Model B+ connector with RPi board outline and mounting holes. good for Raspberry Pi Shield projects. Insulation Height 0.335" (8.51mm) Compatible part number: PPPC202LFBN-RC #Raspberry_Pi #Shield #RPi #template #part

Reference design for Li-ion single cell charger based on TP4056 IC. Rprog setting output current to 900mA. VIN and BAT connector are block terminal connectors. #Template #module #referenceDesign #charger #TP4056 #reusable #module #batterycharger #sublayout

Chip Resistor 0805(2012 Metric) Template NO default properties #simplifiedFootprint #noProp #CommonPartsLibrary #Resistor