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
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
Arduino Power Supply Schematic
Knowledge of the Arduino power supply schematic is very important. It can help you choose the right power supply for your Arduino board. Besides, you… Read More »Arduino Power Supply Schematic
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 Install SSL Certificate in GoDaddy
To host a secure HTTPS website in GoDaddy, you need to install an SSL certificate. Unfortunately, GoDaddy does not provide a free SSL certificate for… Read More »How to Install SSL Certificate in GoDaddy
How to Delete Files by System and TrustedInstaller
System and program installers sometimes leave behind unnecessary files. As a result, you lose precious disk space taken up by these files. Moreover, if you… Read More »How to Delete Files by System and TrustedInstaller
How to Renew Let’s Encrypt SSL Certificate
Let’s Encrypt Authority issues free SSL certificates. Hence, we call them Let’s Encrypt SSL certificates. A website uses an SSL certificate to make the site… Read More »How to Renew Let’s Encrypt SSL Certificate
How to Get a Free SSL Certificate for GoDaddy
Introduction An SSL certificate converts an HTTP website to a more secure HTTPS website. GoDaddy offers SSL certificates for an additional fee. That is, if… Read More »How to Get a Free SSL Certificate for GoDaddy