Scott Shawcroft
32c616b5dd
Initial Grand Central definition
...
It has a ton of pins in a Mega form-factor
This also includes a change to init the stack earlier. It fixes
a crash that occurs if the flash doesn't start correctly and the
original spot isn't reached.
2018-09-06 16:54:13 -07:00
ladyada
d8f2a61c39
Change hallowing to shipping flash type W25Q64JV-IQ. tested!
2018-08-14 13:04:33 -04:00
Scott Shawcroft
a88cdaca6a
Remove rogue execute bit. Must a common incorrect shortcut for me. :-)
2018-07-31 12:42:21 -07:00
Scott Shawcroft
777542c716
Add basic memory allocation outside Python runtime
...
This allows for the heap to fill all space but the stack. It also
allows us to designate space for memory outside the runtime for
things such as USB descriptors, flash cache and main filename.
Fixes #754
2018-07-31 05:18:03 -07:00
Dan Halbert
680597547c
add HalloWing
2018-07-29 19:22:16 -04:00
Scott Shawcroft
a5e03b76a6
Split out the peripherals library in preparation of sharing with MakeCode.
2018-06-15 16:16:21 -07:00
Scott Shawcroft
d0fb6e7a2f
atmel-samd: Add rotary encoder support.
...
Fixes #283
2018-06-01 15:08:48 -07:00
Scott Shawcroft
fd71e56891
atmel-samd: Re-org helper peripheral files into their own subdirectory.
...
Ideally in the future they won't depend on ASF4 or MicroPython.
2018-06-01 15:07:31 -07:00
Dan Halbert
e82f37c60e
enable cache in SAMD51
2018-05-07 21:55:37 -04:00
Scott Shawcroft
fd7dcff4e9
Add Feather M4 Express support.
...
* Also fixed detection of SPI flash chip to correct look in the 2+
spots.
* Added support for using QSPI in dual read mode.
2018-03-23 00:00:13 -07:00
Scott Shawcroft
06b4c83f59
Add reminder to remove Saleae when going fast.
2018-03-22 17:44:44 -07:00
Scott Shawcroft
3bf4d69f67
Update Metro M4 to rev F and make flash reset on start.
2018-03-22 16:42:47 -07:00
vesperk38
945f2f5aa1
line 172 has a typo correct 2MB to 4MB
2018-03-13 13:42:29 -04:00
Scott Shawcroft
e7fc0b6aa7
Use DMA for long SPI transactions including those to the SPI Flash.
...
QSPI is not currently working so its commented out.
This is progress on #652 .
2018-03-09 12:45:46 -08:00
Scott Shawcroft
01aceaae50
Support all boards and remove erase and page sizes because they never change.
2018-03-01 12:45:12 -08:00
Scott Shawcroft
2ab923862b
Structify flash device definitions.
2018-02-28 19:15:54 -08:00
Scott Shawcroft
bf05183158
Merge remote-tracking branch 'adafruit/2.x' into merge_2x
2018-02-27 15:24:16 -08:00
Scott Shawcroft
653fc8877d
Remove breakpoint instruction used for debugging.
2018-02-19 21:38:14 -08:00
Scott Shawcroft
15f626be58
m4 qspi works. m0 compiles
2018-02-19 14:02:04 -08:00
Scott Shawcroft
f20d5723aa
Reorganize things. Reading jdec works.
2018-02-19 14:02:04 -08:00
