43 lines
1.6 KiB
Python
43 lines
1.6 KiB
Python
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#!/usr/bin/env python
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# Author: Brendan Le Foll <brendan.le.foll@intel.com>
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# Copyright (c) 2015 Intel Corporation.
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE
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import mraa as m
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import random as rand
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# Excuse the super boring example, I was out of fun devices to play with, this
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# will write and read the same data back to itself, a few 100 times, just short
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# MISO & MOSI on your board
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dev = m.Spi(0)
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for x in range(0,100):
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txbuf = bytearray(4)
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for y in range(0,4):
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txbuf[y] = rand.randrange(0, 256)
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rxbuf = dev.write(txbuf)
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if rxbuf != txbuf:
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print("We have an error captain!")
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exit(1)
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