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
How to Find the Router IP Address
When configuring a router, the first information needed is the router’s IP address. The router’s default IP address is usually stamped on the back or… Read More »How to Find the Router IP Address
How to Save Globe Router Configuration
There are times when we need to make changes to a Globe router configuration, such as changing the wireless (WLAN) SSID or its password. But… Read More »How to Save Globe Router Configuration
How to Reset Globe Router to Defaults
To reset a Globe router to defaults or revert it to its default factory settings, you need to press the router’s reset button. Globe routers… Read More »How to Reset Globe Router to Defaults
How to Manually Edit WordPress URL from HTTP to HTTPS
After switching from HTTP to HTTPS, internal URLs have to be renamed from HTTP to HTTPS. Edit each post. Edit Pages Edit Categories
How to Run FSCK Manually in VMware
VMware Workstation is a great software for running virtual machines. However, once in a while, the virtual machine’s file system gets corrupted and the virtual… Read More »How to Run FSCK Manually in VMware
Arduino Auto Ranging Ohmmeter, Part 1
An Arduino auto ranging ohmmeter is easy to implement using an Arduino Uno or other Arduino development boards. And depending on the implementation, it can… Read More »Arduino Auto Ranging Ohmmeter, Part 1
Restore Windows Photo Viewer with a Simple Tweak
If you upgraded your Windows from an older version to the new Microsoft Windows 10 version, you would find out that you have a new… Read More »Restore Windows Photo Viewer with a Simple Tweak
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 Control ESP-01 Without a Router
The ESP-01 module is the smallest and the cheapest of all ESP8266 development boards. People usually program it for use via the Internet. The ESP-01… Read More »How to Control ESP-01 Without a Router
How to Compute Resistor Value for LED
In order to safely connect an LED to a circuit, a current limiting resistor is placed in series with the LED. It is quite easy… Read More »How to Compute Resistor Value for LED