forked from M-Labs/artiq
doc/rtio: vis RTIOUnderflow
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@ -93,6 +93,23 @@ The experiment attempts to handle the exception by moving the cursor forward and
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delay(16.6667*ms)
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ttl.on()
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.. wavedrom::
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{
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signal: [
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{name: 'kernel', wave: 'x34..2.3x', data: ['on()', 'RTIOUnderflow', 'delay(dt)', 'on()'], node: '..AB....C', phase: -3},
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{name: 'now_mu', wave: '2.....2', data: ['t0', 't0+dt'], node: '.D.....E', phase: -4},
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{},
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{name: 'slack', wave: '2x....2', data: ['< 0', '> 0'], node: '.T', phase: -4},
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{},
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{name: 'rtio_counter', wave: 'x2x.........2x', data: ['t0', 't0+dt'], node: '............P'},
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{name: 'tll', wave: 'x...........1', node: '.R..........S', phase: -.5}
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],
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edge: [
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'A-~>R forbidden', 'D-~>R', 'T-~B exception',
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'C~>S allowed', 'E~>S', 'P~>S'
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]
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}
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To track down ``RTIOUnderflows`` in an experiment there are a few approaches:
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* Exception backtraces show where underflow has occurred while executing the
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