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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
DIY 1kW Open Source MPPT Solar Charge Controller
kv4p HT v1.7b
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Bike Fingerprint - PCB
Solar Powered WiFi Weather Station V2.0
Tad Boy Color
SummerCart64 - a fully open source N64 flashcart
iSpndel_4.0
Arduino RC engine sound & light controller with inertia simulation for ESP32
400 Watts Stereo Audio Amplifier Board DIY 2SC5200+2SA1943
Frog Boy Color
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
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IntroductionThe MPL3115A2 is a highly accurate, low-power digital barometric pressure sensor from NXP Semiconductors. It is designed to measure barometric pressure, altitude, ...
MPL3115A2 Barometric Pressure, Altitude, and Temperature Sensor
325
0
1
Rabin Poudel
Rabin Poudel
NEPAL
14
0
IntroductionThe E-Speaker is a smart, portable, and versatile audio system built using the ESP32 microcontroller. Leveraging the ESP32’s Wi-Fi and Bluetooth capabilities, this project creates an affor...
E-Speaker Using ESP32
570
0
5
Rabin Poudel
Rabin Poudel
NEPAL
14
0
IntroductionHeart rate is a vital physiological parameter that reflects the health and fitness of an individual. Accurate and non-invasive heart rate monitoring is crucial in medical diagnostics and s...
Heart Rate Monitor Circuit Using Photoplethysmography (PPG)
387
0
1
Rabin Poudel
Rabin Poudel
NEPAL
14
0
IntroductionThe CH330N is a versatile USB-to-serial converter chip that simplifies interfacing between microcontrollers and computers. In this article, we'll delve into the hardware design and PCB con...
STD CH330N USB to Serial Converter 5V
305
0
1
Rabin Poudel
Rabin Poudel
NEPAL
14
0
IntroductionAn automated greenhouse control system leverages technology to optimize plant growth conditions. By integrating sensors such as soil moisture, pH, light intensity, temperature, and humidit...
Automated Greenhouse Control System using ESP32
664
0
0
Rabin Poudel
Rabin Poudel
NEPAL
14
0
IntroductionIntroduction to Obstacle Avoidance SensorsObstacle avoidance sensors are essential components in the fields of robotics, automation, and various electronic systems that require the ability...
KY-032 Obstacle avoidance sensor module
514
0
0
Rabin Poudel
Rabin Poudel
NEPAL
14
0
IntroductionThe Smart Payment Display is an innovative system designed to automate and simplify payment status notifications for businesses. It uses an ESP12F microcontroller, a P10 LED matrix display...
Smart Payment Display Using P10 LED Matrix and ESP12F
267
0
0
Rabin Poudel
Rabin Poudel
NEPAL
14
0
IntroductionThe ESP32-based review system is a hardware and software solution designed to gather customer feedback efficiently, transmit it to a server, and analyze the data to improve customer satisf...
ESP32-Based Review System
268
0
0
Rabin Poudel
Rabin Poudel
NEPAL
14
0
IntroductionThe ATtiny1604 is a microcontroller from Microchip’s tinyAVR series, and programming it can be done using the UPDI (Unified Program and Debug Interface) protocol. UPDI is a single-wire int...
Design ATtiny1604 UPDI HV Programmer
320
0
0
Rabin Poudel
Rabin Poudel
NEPAL
14
0
IntroductionThe STC8H1K08 is a microcontroller from the STC (Shanghai Sinowealth Technology) family of microcontrollers. These microcontrollers are commonly used in a variety of embedded applications ...
The STC8H1K08 Family of 8-bit 8051 Microcontrollers
892
0
0
Rabin Poudel
Rabin Poudel
NEPAL
14
0
OverviewWith the USB-PD Decoy, a USB-C power adapter can be used as a power supply with the option of selecting different output voltages via DIP switches. It is based on the cheap and easy-to-use CH2...
USB Power Delivery Decoy (CH224K)
2184
2
4
Rabin Poudel
Rabin Poudel
NEPAL
14
0
IntroductionAn Arduino-based weather station using a DHT11 sensor and a 16×2 LCD is a compact and accessible project for measuring and displaying real-time temperature and humidity data. The DHT11 sen...
Arduino Based Weather Station
1257
0
0
Rabin Poudel
Rabin Poudel
NEPAL
14
0
IntroductionA Buck Converter is a type of DC-DC converter that can step down (i.e., reduce) a higher voltage to a lower voltage. It is a popular choice for power electronics applications because it is...
How to design own Buck Converter. (12v - 5v)
3587
0
0
Rabin Poudel
Rabin Poudel
NEPAL
14
0
IntroductionIn this project, we are going to make a simple lipo battery charger using TP4056 module with battery protection. The circuit that charges the battery by supplying the charge carr...
How to Make Lipo Battery Charger Circuit
4648
0
0
Rabin Poudel
Rabin Poudel
NEPAL
14
0
This is double layer prototype adapter for TSSOP8 & UDFN8 EEPROM. You can insert any kind of pin header and connect with programmer.
TUKRO (TSSOP8 UDFN8 EEPROM Adapter)
1539
0
0
Keshav Abjasi
Keshav Abjasi
NEPAL
0
0
IntroductionThe automatic water pump controller using Arduino is a project that aims to automate the control of water pumps based on specific conditions or requirements. It utilizes the Arduino microc...
Automatic Water Pump Controller Using Arduino
1336
0
1
Rabin Poudel
Rabin Poudel
NEPAL
14
0
1
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