How to Use ESP-01 Wi-Fi Relay Module
The ESP-01 Wi-Fi module shown in Figure 1 is a widely known member of the ESP8266 microcontroller board family. Because of its low cost and… Read More »How to Use ESP-01 Wi-Fi Relay Module
How to Enable Serial Monitor on Digispark ATtiny85
The Serial Monitor in Arduino IDE is an indispensable tool for debugging purposes. However, although a Digispark ATtiny85 development board has a USB interface, the… Read More »How to Enable Serial Monitor on Digispark ATtiny85
How to Use Arduino as ISP Programmer
ISP (In-System Programming) programmers, which are also known as ICSP (In-Circuit Serial Programming) programmers, are used for burning bootloaders onto microcontroller (MCU) chips. They are… Read More »How to Use Arduino as ISP Programmer
Digispark ATtiny85 Pinout and Configuration
A Digispark ATtiny85 development board is a microcontroller board with an ATtiny85 MCU chip. It is a favorite board for projects that require a small… Read More »Digispark ATtiny85 Pinout and Configuration
Honda Civic Wiring Diagram
Honda Civic, one of the best-selling cars in world, is made by Honda Motor Co., Ltd., a Japanese manufacturer of automobiles, motorcycles, and power equipment… Read More »Honda Civic Wiring Diagram
Using ADS1115 Module with Arduino
An ADS1115 module or breakout board is a 16-bit analog to digital converter (ADC) that we can use with Arduino. Arduino boards come with a… Read More »Using ADS1115 Module with Arduino
How to Use MCP4921 DAC with Arduino
The MCP4921 is a Digital to Analog Converter IC from Microchip. You can use the MCP4921 DAC on Arduino projects that require a precise DAC.… Read More »How to Use MCP4921 DAC with Arduino
How to Use MCP4725 Module with Arduino
Arduino does not have a built-in Digital to Analog Converter (DAC). However, in some situations, like controlling motors and LEDs, we can use Arduino’s PWM… Read More »How to Use MCP4725 Module with Arduino
How to Use ADS1220 ADC Module with Arduino
When you need an accurate ADC for your Arduino, an ADS1220 ADC module is one viable solution. First, ADS1220 ADC modules or breakout boards use… Read More »How to Use ADS1220 ADC Module with Arduino
Unlock BLU Verification After Reset to Factory Settings
Have you been locked out of your BLU smartphone after a reset to factory settings? You have come to the right web page. I will… Read More »Unlock BLU Verification After Reset to Factory Settings
How to Control ESP-01 thru a Router
The ESP-01 ESP8266 module can be controlled directly, without using any WiFi router at all. To extend the range of the ESP-01 control, it can… Read More »How to Control ESP-01 thru a Router
How to Connect a DS3231 to NodeMCU V3
To connect a DS3231 RTC module to an ESP8266-based NodeMCU V3 development board, we use the I2C interface. The default I2C interface pins of NodeMCU… Read More »How to Connect a DS3231 to NodeMCU V3
Default Username and Password of PLDT Routers 2019
In order to make configuration changes on your PLDT router, you need to know the default username and password of PLDT routers. LAST UPDATE: 20… Read More »Default Username and Password of PLDT Routers 2019
ESPlorer Can’t Autodetect Firmware
The ESPlorer error “can’t autodetect firmware because proper answer not received (maybe unknown firmware)” appears on the right pane of the ESPlorer IDE screen. This… Read More »ESPlorer Can’t Autodetect Firmware