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<title>suspect-devices/circuitpython/shared-bindings/supervisor/Runtime.c, branch 6.2.0-beta.1</title>
<subtitle>CircuitPython - a Python implementation for teaching coding with microcontrollers</subtitle>
<id>https://git.suspectdevices.com/suspect-devices/circuitpython/atom?h=6.2.0-beta.1</id>
<link rel='self' href='https://git.suspectdevices.com/suspect-devices/circuitpython/atom?h=6.2.0-beta.1'/>
<link rel='alternate' type='text/html' href='https://git.suspectdevices.com/suspect-devices/circuitpython/'/>
<updated>2020-11-25T04:37:05+00:00</updated>
<entry>
<title>some API renaming and bug fixes; fix docs</title>
<updated>2020-11-25T04:37:05+00:00</updated>
<author>
<name>Dan Halbert</name>
<email>halbert@halwitz.org</email>
</author>
<published>2020-11-25T04:36:59+00:00</published>
<link rel='alternate' type='text/html' href='https://git.suspectdevices.com/suspect-devices/circuitpython/commit/?id=f868cc5dd02319957500180541281f41ec0d0573'/>
<id>urn:sha1:f868cc5dd02319957500180541281f41ec0d0573</id>
<content type='text'>
</content>
</entry>
<entry>
<title>working, but need to avoid deep sleeping too fast before USB ready</title>
<updated>2020-11-24T03:44:53+00:00</updated>
<author>
<name>Dan Halbert</name>
<email>halbert@halwitz.org</email>
</author>
<published>2020-11-24T03:44:53+00:00</published>
<link rel='alternate' type='text/html' href='https://git.suspectdevices.com/suspect-devices/circuitpython/commit/?id=7a45afc54919162df342fab421ed113ff1771d01'/>
<id>urn:sha1:7a45afc54919162df342fab421ed113ff1771d01</id>
<content type='text'>
</content>
</entry>
<entry>
<title>wip</title>
<updated>2020-11-23T00:10:09+00:00</updated>
<author>
<name>Dan Halbert</name>
<email>halbert@halwitz.org</email>
</author>
<published>2020-11-23T00:10:09+00:00</published>
<link rel='alternate' type='text/html' href='https://git.suspectdevices.com/suspect-devices/circuitpython/commit/?id=a0f1ec3c4a3dd52b11752e10d0dd31202e9c705f'/>
<id>urn:sha1:a0f1ec3c4a3dd52b11752e10d0dd31202e9c705f</id>
<content type='text'>
</content>
</entry>
<entry>
<title>wip: ResetReason to microcontroller.cpu</title>
<updated>2020-11-22T04:29:52+00:00</updated>
<author>
<name>Dan Halbert</name>
<email>halbert@halwitz.org</email>
</author>
<published>2020-11-22T04:29:52+00:00</published>
<link rel='alternate' type='text/html' href='https://git.suspectdevices.com/suspect-devices/circuitpython/commit/?id=75559f35ccc946dfd292e25671919e5d5b3bd7a6'/>
<id>urn:sha1:75559f35ccc946dfd292e25671919e5d5b3bd7a6</id>
<content type='text'>
</content>
</entry>
<entry>
<title>More API changes</title>
<updated>2020-10-27T23:18:39+00:00</updated>
<author>
<name>Scott Shawcroft</name>
<email>scott@tannewt.org</email>
</author>
<published>2020-10-15T23:59:29+00:00</published>
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<id>urn:sha1:85dadf3a561c21e284d5daf42b1b3e367ce7ebc6</id>
<content type='text'>
</content>
</entry>
<entry>
<title>supervisor: Improve serial connection detection</title>
<updated>2020-09-17T23:32:06+00:00</updated>
<author>
<name>Jeff Epler</name>
<email>jepler@gmail.com</email>
</author>
<published>2020-09-03T18:36:15+00:00</published>
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<id>urn:sha1:28043c94b5ea5f3cce11fa57afa9f3f0141b8dce</id>
<content type='text'>
These changes remove the caveat from supervisor.runtime.serial_connected.

It appears that _tud_cdc_connected() only tracks explicit changes to the
"DTR" bit, which leads to disconnects not being registered.

Instead:
 * when line state is changed explicitly, track the dtr value in
   _serial_connected
 * when the USB bus is suspended, set _serial_connected to False

Testing performed (using sam e54 xplained):  Run a program to show
the state of `serial_connected` on the LED:
```
import digitalio
import supervisor
import board

led = digitalio.DigitalInOut(board.LED)
while True:
    led.switch_to_output(not supervisor.runtime.serial_connected)
```

Try all the following:
 * open, close serial terminal program
    - LED status tracks whether terminal is open
 * turn on/off data lines using the switchable charge-only cable
    - LED turns off when switch is in "charger" position
    - LED turns back on when switch is in Data position and terminal is
      opened (but doesn't turn back on just because switch position is
      changed)
</content>
</entry>
<entry>
<title>Fix several type hints</title>
<updated>2020-07-27T09:05:13+00:00</updated>
<author>
<name>Taku Fukada</name>
<email>naninunenor@gmail.com</email>
</author>
<published>2020-07-25T08:58:37+00:00</published>
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<id>urn:sha1:d356581651e4a11dc18787da95e2f96bfde3575d</id>
<content type='text'>
</content>
</entry>
<entry>
<title>Fixed init formatting</title>
<updated>2020-07-03T18:00:06+00:00</updated>
<author>
<name>dherrada</name>
<email>dylan.herrada@adafruit.com</email>
</author>
<published>2020-07-03T18:00:06+00:00</published>
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<id>urn:sha1:d358c915c3d27469fc17bdc302dad393d7e28a09</id>
<content type='text'>
</content>
</entry>
<entry>
<title>Made most of the requested changes</title>
<updated>2020-07-03T17:49:00+00:00</updated>
<author>
<name>dherrada</name>
<email>dylan.herrada@adafruit.com</email>
</author>
<published>2020-07-03T17:49:00+00:00</published>
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<id>urn:sha1:3df03a565069d6e8874eb678d4f010eee97305b0</id>
<content type='text'>
</content>
</entry>
<entry>
<title>Removed all 'self, )'</title>
<updated>2020-07-02T17:28:36+00:00</updated>
<author>
<name>dherrada</name>
<email>dylan.herrada@adafruit.com</email>
</author>
<published>2020-07-02T17:28:36+00:00</published>
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<id>urn:sha1:54cb1feea04c0c93afe40868bc050ff7f645c61e</id>
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</content>
</entry>
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