Adjust SerialPIO flush timeouts #3257
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Fixes #3256 Reduce the minimum timeout for SerialPIO::flush from 1ms to 1us.
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@zmechu, please give this PR a try with your o'scope and report back. It should reduce the excessive serialpio.flush times significantly. |
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Fixes #3256
Reduce the minimum timeout for SerialPIO::flush from 1ms to 1us.