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Add SPI Usage #4

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Merged
merged 6 commits into from
Dec 2, 2018
Merged

Add SPI Usage #4

merged 6 commits into from
Dec 2, 2018

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sommersoft
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Fixes Add FRAM Library.

I SPI with my little i….

This also changes write_protected() setters. SPI had another layer, so I wanted to utilize that.

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@caternuson caternuson left a comment

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Looks good. One change, otherwise just some questions for clarification.

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caternuson commented Nov 23, 2018

Basic functional check all good!

[EDIT] - I changed CS in your example to 7, wanted to avoid using the shifted pin 5 output on Itsy

Adafruit CircuitPython 3.1.1 on 2018-11-02; Adafruit ItsyBitsy M4 Express with samd51g19
>>> import fram_spi_simpletest as test
bytearray(b'\x01')
>>> fram = test.fram
>>> fram[0] = 0x42
>>> fram[0]
bytearray(b'B')
>>> fram[0:4]
bytearray(b'B\x00\x00\x00')
>>> fram.write_protected
False
>>> fram.write_protected = True
>>> fram[0] = 0x23
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/lib/adafruit_fram.py", line 169, in __setitem__
RuntimeError: FRAM currently write protected.
>>>  

fram_spi_test

@kattni kattni merged commit 7a2fe12 into adafruit:master Dec 2, 2018
tannewt pushed a commit to adafruit/Adafruit_CircuitPython_Bundle that referenced this pull request Dec 3, 2018
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3 participants