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<title>suspect-devices/circuitpython/cc3200/main.c, branch main</title>
<subtitle>CircuitPython - a Python implementation for teaching coding with microcontrollers</subtitle>
<id>https://git.suspectdevices.com/suspect-devices/circuitpython/atom?h=main</id>
<link rel='self' href='https://git.suspectdevices.com/suspect-devices/circuitpython/atom?h=main'/>
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<updated>2017-09-06T03:40:51+00:00</updated>
<entry>
<title>ports: Make new ports/ sub-directory and move all ports there.</title>
<updated>2017-09-06T03:40:51+00:00</updated>
<author>
<name>Damien George</name>
<email>damien.p.george@gmail.com</email>
</author>
<published>2017-09-06T03:40:51+00:00</published>
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<id>urn:sha1:01dd7804b87d60b2deab16712eccb3b97351a9b7</id>
<content type='text'>
This is to keep the top-level directory clean, to make it clear what is
core and what is a port, and to allow the repository to grow with new ports
in a sustainable way.
</content>
</entry>
<entry>
<title>all: Use the name MicroPython consistently in comments</title>
<updated>2017-07-31T08:35:40+00:00</updated>
<author>
<name>Alexander Steffen</name>
<email>devel.20.webmeister@spamgourmet.com</email>
</author>
<published>2017-06-30T07:22:17+00:00</published>
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<id>urn:sha1:55f33240f3d7051d4213629e92437a36f1fac50e</id>
<content type='text'>
There were several different spellings of MicroPython present in comments,
when there should be only one.
</content>
</entry>
<entry>
<title>cc3200: Use the name MicroPython consistently in code.</title>
<updated>2017-07-21T13:33:12+00:00</updated>
<author>
<name>Alexander Steffen</name>
<email>devel.20.webmeister@spamgourmet.com</email>
</author>
<published>2017-07-15T09:39:05+00:00</published>
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<id>urn:sha1:71173cd57de9fc0a84c899e9f1d1e00c8910ade2</id>
<content type='text'>
In a few places the cc3200 port uses the incorrect spelling Micropython
instead of MicroPython.
</content>
</entry>
<entry>
<title>cc3200: Move stoupper to ftp.c and define in terms of unichar_toupper.</title>
<updated>2017-02-21T06:20:58+00:00</updated>
<author>
<name>Damien George</name>
<email>damien.p.george@gmail.com</email>
</author>
<published>2017-02-21T06:20:58+00:00</published>
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<id>urn:sha1:29551ba5666ba92c7577c554e2fb92d80651e505</id>
<content type='text'>
ftp.c is the only user of this function so making it static in that file
allows it to be inlined.  Also, reusing unichar_toupper means we no longer
depend on the C stdlib for toupper, saving about 300 bytes of code space.
</content>
</entry>
<entry>
<title>cc3200: Convert to use new VFS sub-system and new ooFatFs library.</title>
<updated>2017-01-30T01:26:07+00:00</updated>
<author>
<name>Damien George</name>
<email>damien.p.george@gmail.com</email>
</author>
<published>2017-01-29T04:15:16+00:00</published>
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<id>urn:sha1:56506fd64a40f9c5ea97888245df6f2cb8b20744</id>
<content type='text'>
</content>
</entry>
<entry>
<title>cc3200: Add implementations of mp_import_stat and builtin_open.</title>
<updated>2017-01-27T12:22:15+00:00</updated>
<author>
<name>Damien George</name>
<email>damien.p.george@gmail.com</email>
</author>
<published>2017-01-27T12:14:11+00:00</published>
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<id>urn:sha1:bfa948c0a50c8f543c9b0751eb42cffac09656ec</id>
<content type='text'>
They disappeared when stmhal changed to use new MICROPY_VFS code.
</content>
</entry>
<entry>
<title>cc3200: Shrink the FreeRTOS heap and place TCB+stack in freed location.</title>
<updated>2016-06-28T10:28:53+00:00</updated>
<author>
<name>Damien George</name>
<email>damien.p.george@gmail.com</email>
</author>
<published>2016-06-05T12:01:16+00:00</published>
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<id>urn:sha1:469c623bb8e504ca78f1964508579ecefec76a98</id>
<content type='text'>
The 16k FreeRTOS heap originally had all TCBs and stacks dynamically
allocated within it (plus semaphores and some other things).  Now that
xTaskCreateStatic is used instead of xTaskCreate, the TCBs and stacks
are allocated statically and no longer use any of the FreeRTOS heap.
Therefore, the FreeRTOS stack can be shrunk by the amount that has been
made static.  Furthermore, the TCBs and stack that are now static should
be placed in the .rtos_heaps section of RAM because this RAM is treated
specially by the bootloader (the bootloader executes from the first 16k
of RAM and loads the firmware into the section starting after the 16k).

After this patch the FreeRTOS heap (ucHeap) is 7200 bytes.  The memory
available for the MicroPython heap is 54936 bytes (including GC overhead).
</content>
</entry>
<entry>
<title>cc3200: Use xTaskCreateStatic instead of osi_TaskCreate.</title>
<updated>2016-06-28T10:28:52+00:00</updated>
<author>
<name>Damien George</name>
<email>damien.p.george@gmail.com</email>
</author>
<published>2016-05-31T16:27:21+00:00</published>
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<id>urn:sha1:0455755296b27440e68cad1ca43c342d9a452f88</id>
<content type='text'>
This allows to statically allocate the TCB (thread control block) and
thread stack in the BSS segment, reducing the need for dynamic memory
allocation.
</content>
</entry>
<entry>
<title>cc3200: Add basic threading capabilities.</title>
<updated>2016-06-28T10:28:51+00:00</updated>
<author>
<name>Damien George</name>
<email>damien.p.george@gmail.com</email>
</author>
<published>2016-05-27T16:35:46+00:00</published>
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<id>urn:sha1:eef4f13a3390dc88902563acb047f0439eff0caf</id>
<content type='text'>
Can create a new thread and run it.  Does not use the GIL at this point.
</content>
</entry>
<entry>
<title>cc3200: Define our own FreeRTOS heap so it can go in a special segment.</title>
<updated>2016-06-28T10:28:50+00:00</updated>
<author>
<name>Damien George</name>
<email>damien.p.george@gmail.com</email>
</author>
<published>2016-05-27T13:28:15+00:00</published>
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<id>urn:sha1:9b1c1262dc70cfb6b5cf5d27e3e3d8e41b5a4901</id>
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