CN0268

Resonant matching method for designing bandpass filters for narrowband, high-IF, 16-bit, 250 MSPS receiver front-ends

Schematic PCB

S32R29-EVB: Radar MCU Evaluation Board

Design of smoke SMS alarm based on STM32 (program, PCB, schematic diagram)

Detect whether there is smoke and flammable gas in the environment. If the above gases are present, send an alarm text message to the mobile phone.

Schematic PCB

Evaluation board for STM32F439NI MCU

Evaluation board using STM32F439NI MCU

Schematic PCB

P2020RDB: P2020 Reference Design Board

NXPThe P2020RDB is a highly integrated reference design board that can help you get to market faster.

Water level measurement voice alarm device

The development of the water level measurement voice alarm device is based on GigaDevice Innovation GD32E231C-START evaluation board. It can measure, display, give voice warnings, and report water levels to the cloud. Suitable for IoT monitoring of containers holding liquids such as rain counters and small water tanks.

Schematic PCB

syzygy-flir-tau2: Tau2 LWIR core plug-in for SYZYGY FLIR

This design is a plug-in from FLIR's Tau2 LWIR core. Both the LVDS and CMOS channels are connected to the UART configuration channel through the SYZYGY connector.

Schematic PCB

24V smart power switch expansion board based on VPS2535H for STM32 Nucleo

24V smart power switch expansion board for STM32 Nucleo, based on VPS2535H

Schematic PCB

OM13063: LPC4088 Quick Start Board

LPC4088 Quick Start Circuit Board

STM32 Nucleo stepper motor driver expansion board based on L6474

Stepper motor driver expansion board for STM32 Nucleo, based on L6474

Schematic PCB

Discovery Kit for STM32F303VC MCU

Discovery Kit, featuring STM32F303VC MCU

Schematic PCB

FRDM-KL25Z: Freedom development platform for Kinetis ^® KL14, KL15, KL24 and KL25 MCUs

Freedom KL25Z is an ultra-low-cost development platform for Kinetis ^{® L series MCUs based on Arm ®} Cortex ^® -M0+ processor .

Schematic PCB

MC56F8367EVME: Evaluation Kit for Digital Signal Controllers

Schematic PCB

Resonance: Resonance plug-in board for card10 to add video output

The board of this design is intended to sit between the fundamental and harmonic boards and monitor the SPI data running to the display. Onboard ECP5 will mirror the display and output a copy to a digital monitor.​

Schematic PCB

CN0308

Powering ECG front-ends in battery-powered patient monitoring applications

Schematic PCB

OM13077: LPCXpresso™ Board for LPC54100 Series MCUs

Schematic PCB

GPDI: SYZYGY interface board with 2 digital video ports

SYZYGY is an FPGA extension standard for medium to high speed interfaces. This project is a splitter that outputs video to a regular digital display and also supports input from a digital display.

Schematic PCB

Open source handheld vector network analyzer NanoVNA

NanoVNA is a small handheld vector network analyzer with LCD display and battery-powered portable device. This project aims to provide a useful RF gadget.
The measurement frequency range is 50KHz - 300MHz, and there are many derivatives based on this design on the Internet.

Schematic PCB

STM32 power shield, Nucleo expansion board for power consumption measurement (UM2243)

STM32 Power shield and Nucleo expansion board (UM2243) for power consumption measurement

Schematic PCB

Home infrared smart alarm device

The overall idea of ​​the project is to use the GD32E231 development board as the main control unit, use the LCD5110 display screen and two user buttons as the human-computer interaction module, use the infrared probe for monitoring, and use the AT24C02flash chip to save and record the triggering time of the monitoring alarm, so that Initial implementation of basic intelligent functions.

Schematic PCB