Author Archive for: ‘waihung’

BBFuino from Cytron

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BBFuino is a breadboard-friendly Arduino created by the guys over at Cytron Technologies ( It is sold for RM 55 but I managed to grab it for only RM 1 cent! Thanks to their 1 cent promotion 🙂 I managed to get other amazing stuffs as well. Back to the BBFuino. The BBFuino is not a complete Arduino in the …

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Making Your Own Arduino Part 2 (Arduino on Breadboard)

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This post is a follow up of Part 1. Read it here if you have not done so. Now I will address one of the issues of making your own Arduino. On the Uno boards, there’s an IC which is responsible as a USB to serial converter and it makes it possible to program the Arduino and also communicate with it …

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Making Your Own Arduino Part 1 (Burning Bootloader)

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Need more Arduinos? Don’t go out and spend on another one. Why don’t make one yourself? 🙂 In this post I’m going to focus on the heart of an Arduino, the Atmel ATmega 328P. A brief introduction on this little beast. 8-bit MCU 32kB Flash Memory 1kB EEPROM 2kB SRAM 23 general purpose IO lines 6-channel 10 bit ADC SPI …

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Fixing a Car Dent

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Hi. This is probably my first ever post that it’s not related to electronics. It’s about my pride and joy. My 2004 Proton Saga. Well, maybe not so much pride because most of the installment were paid by my dad apart from a few months when I was working. This car was passed down to me when I learnt how …

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5 Digit 7-Segment Display

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I’ve been working on a digital clock project so I thought I will get 4 units of 7-segment displays and put all of them on a PCB to show the time. When I was at the electronics store, I stumbled upon this. I bought this because it has 5 digits on a single package and it looks much neater than …

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DS1307 Real-Time Clock IC

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The DS1307 IC is used to accurately count time and date. Once set, and as long as it has power, it will continually count the time by itself. It uses the I2C bus to transfer data to the microcontroller. Below are the key features of this IC.  Real-Time Clock (RTC) Counts Seconds, Minutes, Hours, Date of the Month, Month, Day …

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