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<title>suspect-devices/circuitpython/shared-module/displayio/EPaperDisplay.c, branch 5.3.x</title>
<subtitle>CircuitPython - a Python implementation for teaching coding with microcontrollers</subtitle>
<id>https://git.suspectdevices.com/suspect-devices/circuitpython/atom?h=5.3.x</id>
<link rel='self' href='https://git.suspectdevices.com/suspect-devices/circuitpython/atom?h=5.3.x'/>
<link rel='alternate' type='text/html' href='https://git.suspectdevices.com/suspect-devices/circuitpython/'/>
<updated>2020-04-14T23:24:54+00:00</updated>
<entry>
<title>Add Protomatter and FramebufferDisplay</title>
<updated>2020-04-14T23:24:54+00:00</updated>
<author>
<name>Jeff Epler</name>
<email>jepler@gmail.com</email>
</author>
<published>2020-03-10T18:12:01+00:00</published>
<link rel='alternate' type='text/html' href='https://git.suspectdevices.com/suspect-devices/circuitpython/commit/?id=09dc46a98480350b157636ffff8b89470f595f6e'/>
<id>urn:sha1:09dc46a98480350b157636ffff8b89470f595f6e</id>
<content type='text'>
</content>
</entry>
<entry>
<title>Merge remote-tracking branch 'origin/master' into tick-refactor</title>
<updated>2019-11-29T17:27:09+00:00</updated>
<author>
<name>Jeff Epler</name>
<email>jepler@gmail.com</email>
</author>
<published>2019-11-29T17:27:09+00:00</published>
<link rel='alternate' type='text/html' href='https://git.suspectdevices.com/suspect-devices/circuitpython/commit/?id=95d9c49e439cc4ba440ea737b57d03544bc952dc'/>
<id>urn:sha1:95d9c49e439cc4ba440ea737b57d03544bc952dc</id>
<content type='text'>
</content>
</entry>
<entry>
<title>Fix ePaper so it works after a GC.</title>
<updated>2019-11-26T20:48:36+00:00</updated>
<author>
<name>Scott Shawcroft</name>
<email>scott@tannewt.org</email>
</author>
<published>2019-11-26T20:48:36+00:00</published>
<link rel='alternate' type='text/html' href='https://git.suspectdevices.com/suspect-devices/circuitpython/commit/?id=d32dc814d3f0d3e845e54a043467f37a5908f5f0'/>
<id>urn:sha1:d32dc814d3f0d3e845e54a043467f37a5908f5f0</id>
<content type='text'>
We weren't correctly collecting the start and stop sequences. As
a result, the GC would free the space and allocate other info
there.

Thanks to JacobT on Discord for the bug report!
</content>
</entry>
<entry>
<title>Supervisor: move most of systick to the supervisor</title>
<updated>2019-11-18T17:01:23+00:00</updated>
<author>
<name>Jeff Epler</name>
<email>jepler@gmail.com</email>
</author>
<published>2019-11-18T14:22:41+00:00</published>
<link rel='alternate' type='text/html' href='https://git.suspectdevices.com/suspect-devices/circuitpython/commit/?id=7f744a2369a5036cadfa05575da1704f709c98bb'/>
<id>urn:sha1:7f744a2369a5036cadfa05575da1704f709c98bb</id>
<content type='text'>
This code is shared by most parts, except where not all the #ifdefs
inside the tick function were present in all ports.  This mostly would
have broken gamepad tick support on non-samd ports.

The "ms32" and "ms64" variants of the tick functions are introduced
because there is no 64-bit atomic read.  Disabling interrupts avoids
a low probability bug where milliseconds could be off by ~49.5 days
once every ~49.5 days (2^32 ms).

Avoiding disabling interrupts when only the low 32 bits are needed is a minor
optimization.

Testing performed: on metro m4 express, USB still works and
time.monotonic_ns() still counts up
</content>
</entry>
<entry>
<title>Add never_reset and reset to pin common hal, adjust files</title>
<updated>2019-11-15T17:47:00+00:00</updated>
<author>
<name>Hierophect</name>
<email>hierophect@gmail.com</email>
</author>
<published>2019-11-15T17:47:00+00:00</published>
<link rel='alternate' type='text/html' href='https://git.suspectdevices.com/suspect-devices/circuitpython/commit/?id=de5691acf5060d6e2182da4c84095a007f6da606'/>
<id>urn:sha1:de5691acf5060d6e2182da4c84095a007f6da606</id>
<content type='text'>
</content>
</entry>
<entry>
<title>Minor renames</title>
<updated>2019-08-26T23:37:59+00:00</updated>
<author>
<name>Scott Shawcroft</name>
<email>scott@tannewt.org</email>
</author>
<published>2019-08-26T23:37:59+00:00</published>
<link rel='alternate' type='text/html' href='https://git.suspectdevices.com/suspect-devices/circuitpython/commit/?id=bea77c651afd919e6cb87927341714adbddb939c'/>
<id>urn:sha1:bea77c651afd919e6cb87927341714adbddb939c</id>
<content type='text'>
</content>
</entry>
<entry>
<title>Rework based on Dan's review</title>
<updated>2019-08-23T22:27:21+00:00</updated>
<author>
<name>Scott Shawcroft</name>
<email>scott@tannewt.org</email>
</author>
<published>2019-08-23T22:27:21+00:00</published>
<link rel='alternate' type='text/html' href='https://git.suspectdevices.com/suspect-devices/circuitpython/commit/?id=7324b70a7c231a20be971ed81050c8359b87aaab'/>
<id>urn:sha1:7324b70a7c231a20be971ed81050c8359b87aaab</id>
<content type='text'>
</content>
</entry>
<entry>
<title>Regular display fixes including refresh tweaks</title>
<updated>2019-08-22T21:25:46+00:00</updated>
<author>
<name>Scott Shawcroft</name>
<email>scott@tannewt.org</email>
</author>
<published>2019-08-22T07:33:27+00:00</published>
<link rel='alternate' type='text/html' href='https://git.suspectdevices.com/suspect-devices/circuitpython/commit/?id=8d836fa248d10b8943945423a069a3fba387f8a2'/>
<id>urn:sha1:8d836fa248d10b8943945423a069a3fba387f8a2</id>
<content type='text'>
</content>
</entry>
<entry>
<title>Add refresh_time to use if busy_pin is not given</title>
<updated>2019-08-22T21:23:33+00:00</updated>
<author>
<name>Scott Shawcroft</name>
<email>scott@tannewt.org</email>
</author>
<published>2019-08-21T20:15:35+00:00</published>
<link rel='alternate' type='text/html' href='https://git.suspectdevices.com/suspect-devices/circuitpython/commit/?id=f2a1972ba8a3eeeed33f9ac693ef4176c883aec4'/>
<id>urn:sha1:f2a1972ba8a3eeeed33f9ac693ef4176c883aec4</id>
<content type='text'>
</content>
</entry>
<entry>
<title>Refresh ePaper displays once code.py is done running</title>
<updated>2019-08-22T21:23:32+00:00</updated>
<author>
<name>Scott Shawcroft</name>
<email>scott@tannewt.org</email>
</author>
<published>2019-08-21T04:35:42+00:00</published>
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<id>urn:sha1:24b30965c41ae32b82c56b166f3287cf2c14f419</id>
<content type='text'>
</content>
</entry>
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