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diff --git a/_archive/arduino-uno.md b/_archive/arduino-uno.md index 850fae4..e750304 100644 --- a/_archive/arduino-uno.md +++ b/_archive/arduino-uno.md @@ -10,7 +10,7 @@ with a 16 MHz crystal and 3.3 V with an 8 MHz crystal. While the 5 V configuration is common, the 3.3 V configuration can be advantageous in low-power applications and when interfacing with parts that run at 3.3 V. -## 5 V - 16 MHz configuration +## 5V-16MHz configuration The steps that follow refer to the following pinout. @@ -37,7 +37,7 @@ In addition to the connections described above, it's a good idea to add 0.1 μF decoupling capacitors between pins 7, 20, and 21 and ground. [Here's](Makefile) a sample Makefile for avr-gcc and avrdude. -## 3.3 V - 8 MHz configuration +## 3.3V-8MHz configuration The following steps use Arduino Uno as an ISP and Arduino utilities to program ATmega328P's bootloader and the fuses (e.g., BOD level) for a 3.3 V supply. diff --git a/_site/archive/arduino-uno/index.html b/_site/archive/arduino-uno/index.html index 7b38c31..0c233c5 100644 --- a/_site/archive/arduino-uno/index.html +++ b/_site/archive/arduino-uno/index.html @@ -48,7 +48,7 @@ with a 16 MHz crystal and 3.3 V with an 8 MHz crystal. While the 5 V configuration is common, the 3.3 V configuration can be advantageous in low-power applications and when interfacing with parts that run at 3.3 V.</p> -<h2 id="5-v---16-mhz-configuration">5 V - 16 MHz configuration</h2> +<h2 id="5v-16mhz-configuration">5V-16MHz configuration</h2> <p>The steps that follow refer to the following pinout.</p> @@ -77,7 +77,7 @@ low-power applications and when interfacing with parts that run at 3.3 V.</p> decoupling capacitors between pins 7, 20, and 21 and ground. <a href="Makefile">Here’s</a> a sample Makefile for avr-gcc and avrdude.</p> -<h2 id="33-v---8-mhz-configuration">3.3 V - 8 MHz configuration</h2> +<h2 id="33v-8mhz-configuration">3.3V-8MHz configuration</h2> <p>The following steps use Arduino Uno as an ISP and Arduino utilities to program ATmega328P’s bootloader and the fuses (e.g., BOD level) for a 3.3 V supply.</p> diff --git a/_site/feed.xml b/_site/feed.xml index ecf1a33..29ffdfe 100644 --- a/_site/feed.xml +++ b/_site/feed.xml @@ -1,2 +1,2 @@ -<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom" ><generator uri="https://jekyllrb.com/" version="4.4.1">Jekyll</generator><link href="http://localhost:4000/feed.xml" rel="self" type="application/atom+xml" /><link href="http://localhost:4000/" rel="alternate" type="text/html" /><updated>2025-10-30T19:21:00+08:00</updated><id>http://localhost:4000/feed.xml</id><title type="html">ASCIIMX | Archive</title><subtitle>$ cu -l /dev/asciimx -s 9600 <br> wake up... +<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom" ><generator uri="https://jekyllrb.com/" version="4.4.1">Jekyll</generator><link href="http://localhost:4000/feed.xml" rel="self" type="application/atom+xml" /><link href="http://localhost:4000/" rel="alternate" type="text/html" /><updated>2025-10-30T19:28:26+08:00</updated><id>http://localhost:4000/feed.xml</id><title type="html">ASCIIMX | Archive</title><subtitle>$ cu -l /dev/asciimx -s 9600 <br> wake up... </subtitle><author><name>Wickramage Don Sadeep Madurange</name></author><entry><title type="html">Neo4J A* search</title><link href="http://localhost:4000/archive/neo4j-a-star-search/" rel="alternate" type="text/html" title="Neo4J A* search" /><published>2025-09-14T00:00:00+08:00</published><updated>2025-09-14T00:00:00+08:00</updated><id>http://localhost:4000/archive/neo4j-a-star-search</id><author><name>Wickramage Don Sadeep Madurange</name></author><summary type="html"><![CDATA[Back in 2018, we used the Neo4J graph database to track the movement of marine vessels. We were interested in the shortest path a ship could take through a network of about 13,000 route points. Performance issues with Neo4J’s then-available shortest-path algorithms limited our search to about 4,000 route points.]]></summary></entry><entry><title type="html">My first PCB</title><link href="http://localhost:4000/archive/my-first-pcb/" rel="alternate" type="text/html" title="My first PCB" /><published>2025-07-14T00:00:00+08:00</published><updated>2025-07-14T00:00:00+08:00</updated><id>http://localhost:4000/archive/my-first-pcb</id><author><name>Wickramage Don Sadeep Madurange</name></author><summary type="html"><![CDATA[In 2023, I started tinkering with DIY electronics as a hobby. Until now, I’ve been using development boards like the Arduino Uno and ESP-32-WROOM so that I can focus on the software. Recently, I decided to step outside of my comfort zone and design a PCB from scratch for a door lock I’m working on.]]></summary></entry><entry><title type="html">MOSFETs</title><link href="http://localhost:4000/archive/mosfet-switches/" rel="alternate" type="text/html" title="MOSFETs" /><published>2025-06-22T00:00:00+08:00</published><updated>2025-06-22T00:00:00+08:00</updated><id>http://localhost:4000/archive/mosfet-switches</id><author><name>Wickramage Don Sadeep Madurange</name></author><summary type="html"><![CDATA[Recently, I needed a low-power circuit for one of my battery-operated projects. Much of the system’s power savings depended on its ability to switch off power to components, such as servos, electronically when not needed. That’s how I stumbled upon MOSFETs, transistors capable of controlling circuits operating at voltages far above their own.]]></summary></entry><entry><title type="html">Awesome books</title><link href="http://localhost:4000/archive/awesome-books/" rel="alternate" type="text/html" title="Awesome books" /><published>2025-04-20T00:00:00+08:00</published><updated>2025-04-20T00:00:00+08:00</updated><id>http://localhost:4000/archive/awesome-books</id><author><name>Wickramage Don Sadeep Madurange</name></author><summary type="html"><![CDATA[This article contains a list of my favourite books.]]></summary></entry><entry><title type="html">Programming ATmega328P chips</title><link href="http://localhost:4000/archive/arduino-uno/" rel="alternate" type="text/html" title="Programming ATmega328P chips" /><published>2025-04-10T00:00:00+08:00</published><updated>2025-04-10T00:00:00+08:00</updated><id>http://localhost:4000/archive/arduino-uno</id><author><name>Wickramage Don Sadeep Madurange</name></author><summary type="html"><![CDATA[This post is a step-by-step guide for wiring up ATmega328P ICs to run at 5 V with a 16 MHz crystal and 3.3 V with an 8 MHz crystal. While the 5 V configuration is common, the 3.3 V configuration can be advantageous in low-power applications and when interfacing with parts that run at 3.3 V.]]></summary></entry><entry><title type="html">Bare-metal ARM Cortex M3 chips</title><link href="http://localhost:4000/archive/arduino-due/" rel="alternate" type="text/html" title="Bare-metal ARM Cortex M3 chips" /><published>2024-10-05T00:00:00+08:00</published><updated>2024-10-05T00:00:00+08:00</updated><id>http://localhost:4000/archive/arduino-due</id><author><name>Wickramage Don Sadeep Madurange</name></author><summary type="html"><![CDATA[This post is about programming bare metal SAM3X8E Arm Cortex M3 chips found on Arduino Due boards. I had to learn how to do this because none of the high-level tools for programming Arduino Dues are available for OpenBSD, which I use for much of my personal computing.]]></summary></entry></feed>
\ No newline at end of file diff --git a/_site/posts.xml b/_site/posts.xml index 64f9d7c..575563b 100644 --- a/_site/posts.xml +++ b/_site/posts.xml @@ -1,2 +1,2 @@ -<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom" ><generator uri="https://jekyllrb.com/" version="4.4.1">Jekyll</generator><link href="http://localhost:4000/posts.xml" rel="self" type="application/atom+xml" /><link href="http://localhost:4000/" rel="alternate" type="text/html" /><updated>2025-10-30T19:21:00+08:00</updated><id>http://localhost:4000/posts.xml</id><title type="html">ASCIIMX</title><subtitle>$ cu -l /dev/asciimx -s 9600 <br> wake up... +<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom" ><generator uri="https://jekyllrb.com/" version="4.4.1">Jekyll</generator><link href="http://localhost:4000/posts.xml" rel="self" type="application/atom+xml" /><link href="http://localhost:4000/" rel="alternate" type="text/html" /><updated>2025-10-30T19:28:26+08:00</updated><id>http://localhost:4000/posts.xml</id><title type="html">ASCIIMX</title><subtitle>$ cu -l /dev/asciimx -s 9600 <br> wake up... </subtitle><author><name>Wickramage Don Sadeep Madurange</name></author></feed>
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