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	<id>https://wiki.hackerdojo.com/api.php?action=feedcontributions&amp;feedformat=atom&amp;user=%E3%85%87%E3%85%85%E3%85%87</id>
	<title>HackerDojo Wiki - User contributions [en]</title>
	<link rel="self" type="application/atom+xml" href="https://wiki.hackerdojo.com/api.php?action=feedcontributions&amp;feedformat=atom&amp;user=%E3%85%87%E3%85%85%E3%85%87"/>
	<link rel="alternate" type="text/html" href="https://wiki.hackerdojo.com/index.php?title=Special:Contributions/%E3%85%87%E3%85%85%E3%85%87"/>
	<updated>2026-04-17T01:32:21Z</updated>
	<subtitle>User contributions</subtitle>
	<generator>MediaWiki 1.38.2</generator>
	<entry>
		<id>https://wiki.hackerdojo.com/index.php?title=File:Electronic_Paper.jpg&amp;diff=249</id>
		<title>File:Electronic Paper.jpg</title>
		<link rel="alternate" type="text/html" href="https://wiki.hackerdojo.com/index.php?title=File:Electronic_Paper.jpg&amp;diff=249"/>
		<updated>2024-07-08T01:14:32Z</updated>

		<summary type="html">&lt;p&gt;ㅇㅅㅇ: 2.9&amp;quot; 296x128 Black &amp;amp; Yellow Display Module. Driven with MicroPython.&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
2.9&amp;quot; 296x128 Black &amp;amp; Yellow Display Module. Driven with MicroPython.&lt;/div&gt;</summary>
		<author><name>ㅇㅅㅇ</name></author>
	</entry>
	<entry>
		<id>https://wiki.hackerdojo.com/index.php?title=File:NeoPixel_WS2812b.jpg&amp;diff=247</id>
		<title>File:NeoPixel WS2812b.jpg</title>
		<link rel="alternate" type="text/html" href="https://wiki.hackerdojo.com/index.php?title=File:NeoPixel_WS2812b.jpg&amp;diff=247"/>
		<updated>2024-07-07T05:33:58Z</updated>

		<summary type="html">&lt;p&gt;ㅇㅅㅇ: Flaming hoodie flicker with MicroPython and ESP32.&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
Flaming hoodie flicker with MicroPython and ESP32.&lt;/div&gt;</summary>
		<author><name>ㅇㅅㅇ</name></author>
	</entry>
	<entry>
		<id>https://wiki.hackerdojo.com/index.php?title=MicroPython&amp;diff=246</id>
		<title>MicroPython</title>
		<link rel="alternate" type="text/html" href="https://wiki.hackerdojo.com/index.php?title=MicroPython&amp;diff=246"/>
		<updated>2024-07-07T05:32:21Z</updated>

		<summary type="html">&lt;p&gt;ㅇㅅㅇ: pics&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Projects ==&lt;br /&gt;
&lt;br /&gt;
[[File:ESP32.jpg|800px]]&lt;br /&gt;
&lt;br /&gt;
=== Red Hot ===&lt;br /&gt;
&lt;br /&gt;
[[File:NeoPixel_WS2812b.jpg|800px]]&lt;br /&gt;
&lt;br /&gt;
main.py&lt;br /&gt;
&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
import random&lt;br /&gt;
from machine import Pin&lt;br /&gt;
from neopixel import NeoPixel&lt;br /&gt;
from time import sleep_ms&lt;br /&gt;
&lt;br /&gt;
r,s=10,10&lt;br /&gt;
&lt;br /&gt;
p=Pin(12,Pin.OUT)&lt;br /&gt;
np=NeoPixel(p,240)&lt;br /&gt;
&lt;br /&gt;
def simple():&lt;br /&gt;
 # Simple as possible&lt;br /&gt;
 while 1:&lt;br /&gt;
  np[random.randrange(0,240)]=(random.randrange(0,10),0,0)&lt;br /&gt;
  sleep_ms(10)&lt;br /&gt;
  np.write()&lt;br /&gt;
&lt;br /&gt;
#simple()&lt;br /&gt;
&lt;br /&gt;
def loop(r,s):&lt;br /&gt;
 np.fill((0,2,8))&lt;br /&gt;
 while 1:&lt;br /&gt;
  #Upper red sparks&lt;br /&gt;
  blink(r)&lt;br /&gt;
  bork()&lt;br /&gt;
  #Base burning&lt;br /&gt;
  base(10,30,0,12)&lt;br /&gt;
  np.write()&lt;br /&gt;
  sleep_ms(s)&lt;br /&gt;
&lt;br /&gt;
def base(redMin,redMax,grnMin,grnMax):&lt;br /&gt;
 for i in range(53,150):&lt;br /&gt;
  np[i]=(random.randrange(redMin,redMax),random.randrange(grnMin,grnMax),0)&lt;br /&gt;
&lt;br /&gt;
def blink(r):&lt;br /&gt;
 np[random.randrange(150,240)]=(random.randrange(0,r),0,0)&lt;br /&gt;
&lt;br /&gt;
def bork():&lt;br /&gt;
 np[random.randrange(180,240)]=(0,0,0)&lt;br /&gt;
 np[random.randrange(210,240)]=(0,0,0)&lt;br /&gt;
 np[random.randrange(220,240)]=(0,0,0)&lt;br /&gt;
 np[random.randrange(220,240)]=(0,0,0)&lt;br /&gt;
&lt;br /&gt;
print(&amp;quot;Blinker for WS2812b RGBx240 strip&amp;quot;)&lt;br /&gt;
print(&amp;quot;loop(r,s) #Intensity[2-256],Delay(ms)&amp;quot;)&lt;br /&gt;
print(&amp;quot;simple() #Alternative random one-liner&amp;quot;)&lt;br /&gt;
&lt;br /&gt;
loop(66,10)&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
https://micropython.org&lt;/div&gt;</summary>
		<author><name>ㅇㅅㅇ</name></author>
	</entry>
	<entry>
		<id>https://wiki.hackerdojo.com/index.php?title=File:ESP32.jpg&amp;diff=245</id>
		<title>File:ESP32.jpg</title>
		<link rel="alternate" type="text/html" href="https://wiki.hackerdojo.com/index.php?title=File:ESP32.jpg&amp;diff=245"/>
		<updated>2024-07-07T04:56:02Z</updated>

		<summary type="html">&lt;p&gt;ㅇㅅㅇ: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>ㅇㅅㅇ</name></author>
	</entry>
	<entry>
		<id>https://wiki.hackerdojo.com/index.php?title=File:Receiver_Decoder_SDR_Pre_Amp_Filter_Bandstop_SBC.jpg&amp;diff=237</id>
		<title>File:Receiver Decoder SDR Pre Amp Filter Bandstop SBC.jpg</title>
		<link rel="alternate" type="text/html" href="https://wiki.hackerdojo.com/index.php?title=File:Receiver_Decoder_SDR_Pre_Amp_Filter_Bandstop_SBC.jpg&amp;diff=237"/>
		<updated>2024-06-05T00:44:24Z</updated>

		<summary type="html">&lt;p&gt;ㅇㅅㅇ: W6MRR Receiver ground station computer and accessories. 

K6eau tailgating Berkeley California&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
W6MRR Receiver ground station computer and accessories. &lt;br /&gt;
&lt;br /&gt;
K6eau tailgating Berkeley California&lt;/div&gt;</summary>
		<author><name>ㅇㅅㅇ</name></author>
	</entry>
	<entry>
		<id>https://wiki.hackerdojo.com/index.php?title=File:Arrow_Antenna_7_Element_70cm.jpg&amp;diff=236</id>
		<title>File:Arrow Antenna 7 Element 70cm.jpg</title>
		<link rel="alternate" type="text/html" href="https://wiki.hackerdojo.com/index.php?title=File:Arrow_Antenna_7_Element_70cm.jpg&amp;diff=236"/>
		<updated>2024-06-05T00:38:08Z</updated>

		<summary type="html">&lt;p&gt;ㅇㅅㅇ: W6MRR Ground station for downlink to SDR.

K6eau photo in Berkeley California&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
W6MRR Ground station for downlink to SDR.&lt;br /&gt;
&lt;br /&gt;
K6eau photo in Berkeley California&lt;/div&gt;</summary>
		<author><name>ㅇㅅㅇ</name></author>
	</entry>
	<entry>
		<id>https://wiki.hackerdojo.com/index.php?title=File:Sondehub.org_Chase_Mode.jpg&amp;diff=235</id>
		<title>File:Sondehub.org Chase Mode.jpg</title>
		<link rel="alternate" type="text/html" href="https://wiki.hackerdojo.com/index.php?title=File:Sondehub.org_Chase_Mode.jpg&amp;diff=235"/>
		<updated>2024-06-05T00:30:20Z</updated>

		<summary type="html">&lt;p&gt;ㅇㅅㅇ: Enter players red &amp;amp; blue, where in the bay area are we?

K6eau via android/duck&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
Enter players red &amp;amp; blue, where in the bay area are we?&lt;br /&gt;
&lt;br /&gt;
K6eau via android/duck&lt;/div&gt;</summary>
		<author><name>ㅇㅅㅇ</name></author>
	</entry>
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