Chris Pepper aa51a02b8f LPC1768: fix serial buffer underrun (#7854)
When the buffer is empty index_write == index_read, but they needed constrained by buffer_mask
2017-10-05 17:19:43 -05:00
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2017-09-21 16:26:42 -05:00
2017-09-21 16:26:44 -05:00