3 Step to use External Interrupt on ESP8266
I was in the middle of replicating my 433 MHz remote control using Arduino. The receiver circuit is quite simple and it is using Arduino […]
Connecting IoT Sensors data to Node-RED
This is the continuation of the Temperature sensor project in the previous post. The concept is to allow the data from sensors (temperature, motion) can […]
Download Microsoft Sharepoint List Attachments using Powershell script
I stumble across a problem when trying to download attachment from the Sharepoint List. The list have more than 50,000 rows, the problem with the […]
4 Steps to download Microsoft Sharepoint Document Library recursively
I stumble across this problem when we try to decommissioning Microsoft Sharepoint. We had a huge document library and it is not possible to copy […]
Realtime Clock with 18F2550
I am trying to make use of the previous circuit on connecting LED display to 18F2550, and combining this with Real time clock module DS3231. […]
Connecting ESP8266 to P10 Display and displaying data from webserver
The concept is to have the ESP8266 driving the P10 display by reading the data from the webserver, this will ensure that the data can […]
Adding Piezzo speaker to Analog Output
In my previous post, I was using my LED matrix circuit to display the Fibonacci clock. So I am a bit stretched on the I/O […]
UniFi network controller failed to start
I was helping a friend to fix his UniFi network controller that failed to start. I didn’t know much about it, and we think this […]
LED Matrix Fibonacci Clock
I was inspired by all the Fibonacci clock out there, so I decided to design one my own. I am using the same LED Matrix […]
Bluetooth Amplifier Review
Finally all my Bluetooth Amplifier arrived. So naturally I started to tinker with them. Started with the following “Bluetooth 4.0 Digital 2.1 Class D HIFI […]
Arduino Binary Clock
This post is build on top of the LED matrix in the earlier post. I always wanted to build an Binary clock, and since I […]
Simple Frankenbot with lights and sound effect
I was inspired by the cute Frankenbot papercraft from Instructables, so I thought why not make it truly alive by giving it some blinking lights […]
IoT Gas Sensor with ESP8266
I had been wanting to get the gas sensor working with my ESP8266 as an additional item on the IoT list. So similar to the […]
Arduino Dice simulator
I was looking at my kids playing snake and ladder tonight, and came an idea in my mind “why don’t I make a dice simulator?”. […]
RFID enabled tag
This RFID enabled tag tutorial show a simple RFID circuit that connects to Arduino. The circuit will detect the RFID card and play a simple […]
The simplest Mario speaker song circuit
The other day I stumble upon a simple circuit to create a speaker song. So naturally I try it out and it seems to be […]
Disco Light using LED Strip
My Daughter had a disco night to attend, so what could be better than equipped her with and LED Strip which will flash through the […]
PS3 CFW 4.82
I am trying to use my PS3 today and it seems that my son had accidentally upgrade the firmware to the latest Official Firmware 4.82. […]
BTCmarket ticker using ESP8266
With the recent fall of Bitcoin and other crypto currency and my continue interest in learning more about Arduino, after reading several other instruction of […]