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Mainboard replacement for Nokia 3310//3330
Kaczmarski Jun 11,2025
This replacement board for Nokia 3310/3330 phones brings FM/FSK capabilities on 70cm amateur radio band (including 433MHz ISM). The board uses a G-NiceRF SA868S UHF RF module running OpenRTX firmware. Sample firmware for the MCU provides M17 messaging support with T9 text entry method. The device can be powered with original Nokia lithium-ion batteries or their replacements and is able to charge them through the USB-C port. A UART USB interface is available, allowing the device to work as an RF ...
Radio IOT M17
8472
0
5
Autonomous Flight Control System - AFCS MK5 B
Patel Jun 08,2025
AFCS Mk5 is a compact, AIoT-enabled flight computer for small rockets. It combines sensor fusion, physics-based calculations, and feedback control to actively stabilize a rocket while logging telemetry for analysis.Autonomous Flight Control System MK5 or AFCS MK5 is a model rocket AIoT-enabled flight computer that is compact and runs on an on-board autonomous flight software that is designed to allow for complete guidance and full roll control for experimental model rockets, as it integrates phy...
3D printing Rocket Flight
372
0
1
SX1255 PMOD RF shield
Kaczmarski Jun 01,2025
A minimalistic PMOD RF shield featuring the Semtech SX1255 IQ transceiver. The device supports virtually any amateur radio mode, including TETRA, and covers 400-510MHz range. The baseband interface is I2S compatible (full duplex).The design is, of course, open source and available for free on GitHub.Need technical help? Let's get in touch: https://m17project.org/contact/
IOT Radio SDR
1754
3
3
Motion detector and notification on Telegram
Diaz Jun 01,2025
Crea una alarma que te notifique en Telegram cuando alguien es detectado sin permiso en tu propiedadCon esta tarjeta puedes conectar un sensor PIR HCSR501 al microcontrolador ESP 32 C3 (yo utilizo la versión Supermini) y así poder enviar una notificación a un grupo de Telegram cuando se detecte movimiento.Te propongo utilizar este sistema para adaptarlo a tu casa u oficina pues así sera muy fácil saber aunque estés lejos cuando algun intruso esta en tu propiedad sin autorización y así poder toma...
DIY ESP32 IOT
586
0
0
Level detector with ultrasonic sensor and telegram
Diaz May 25,2025
Crea una alarma que te notifique cuando se le terminara la comida a tu perro en TelegramCon esta tarjeta puedes conectar un sensor ultrasonico HCSR04 al microcontrolador ESP 32 C3 (yo utilizo la versión Supermini) y así poder enviar una notificación a un grupo de Telegram cuando se detecte un objeto.Te propongo utilizar este sistema para adaptarlo a un dispensador de alimento para perros pues así sera muy fácil saber aunque estés lejos cuando se terminara la comida y poder tomar tus precauciones...
DIY ESP32 IOT
499
0
1
Meshtastic Compatible Node
Aeschbach May 23,2025
This is a NRF52 Pro!Micro based Meshtastic Compatible Node. It has a IP5306 charging chip with 4 status Leds. Features of the Board are GPS and an SX1262 Seeedstudio LoRa Transceiver.Have fun and be careful when handling with LiIOn Battery Cells.IMPORTANT!!!Please flash the Pro Micro before Soldering to the Board, do not connect the USB of the Pro!Micro while it is soldered on this can result in permanent damage.
DIY IOT
1618
0
2
ESP32 S3 Relay control V2
Amaury May 17,2025
ESP32 S3 Relay control V2This project aims to remotely control up to 4 relays, either using WIFI or Bluetooth. The SOC ESP32 S3 is used as the main core of the project, it provides wifi and Bluetooth to the project, as well as great processing power thanks to the two cores it has.This project can be powered with a 5-volt DC both through the USB C connector as well as through the external power connector. The relays also work at 5 volts DC, which means no extra power supply is required to run the...
DIY USB IOT
2190
0
7
BotaniQ_Base_Design
Patel Apr 30,2025
This is the project which is basically the design for an advanced product in Aggrotech industry named BotaniQ. It specifically is the BODY of BotaniQ.
IOT
211
0
0
MDB ESP32 Cashless Device
- Apr 27,2025
Multi-Drop Bus (MDB) Vending Machine Telemetry and Payment ModuleThis is an open source project dedicated to implementing the MDB (Multi-Drop Bus) protocol for cashless vending machines, using ESP32 as the main platform and KiCad for PCB design. The MDB protocol is widely used in vending machines for communication between devices, enabling integration with cashless payment systems.I2C bus for expansion and peripheral integrationPulse I/O interface for compatibility with traditional coin/bill sys...
8th Design Contest-Electronic Project IOT ESP32
4035
3
7
Bluetooth control for LED lights or motors with ESP32 C3
Diaz Apr 21,2025
Con esta tarjeta puedes controlar vía Bluetooth motores o luces led con ayuda del ESP32 C3 (yo utilizo la versión super mini), para ello necesitamos crear una App, yo utilice la plataforma de RemoteXY.Aparte realice un mecanismo de piñón cremallera para poder controlarlo con motor, el diseño lo corte con CNC, y te comparto también el archivo.Aquí encuentras todo lo que necesitas para llevar a cabo la practica en protoboard de encender Leds vía Bluetooth y el controlar motor con un circuito hecho...
CNC machining CNC milling ESP32
765
0
1
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Popular Project
DIY Meshtastic Using ESP32 : Build Your Own Private Off-Grid Network
Project OverviewThis project delivers a complete, custom-designed PCB solution for building Meshtastic mesh network nodes. Unlike traditional communication methods that rely on cellular towers or Wi-F...
⚡ How to Make a DIY Spot Welding Machine at Home for 18650 Batteries | Full Circuit & Working
If you’re working on battery pack projects using 18650 lithium-ion cells, then you know how important a spot welder is. Buying a professional spot welding machine can be expensive, but today, I’ll sho...
Jammer Bluetooth 2.4G
Proyecto de PCB para Jammer bloqueador inhibidor de señales Bluetooth y Wifi de 2.4G.Proyecto patrocinado por PCBWay, muchas gracias por el apoyo!Primero regístrate en PCBWay haciendo clic acá, luego ...
ESP32 Walkie Talkie
I've made some ESP32 walkie talkies with ESP-Now protocol communication, i2s microphone, i2s DAC speaker, 3D printed case and a lot more!
LTS Respooler Control Board
The LTS Respooler is a compact and slightly over-engineered filament Respooler optimized for Bambu Lab spools. It integrates a filament runout sensor and wireless app-connectivity for ease of use.!! I...
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