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Code Issues Releases Wiki Activity

Fixes to clock scale selection for slow capture.

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This commit is contained in:
Jonathan Hogg
2020-07-29 18:39:46 +01:00
parent 188db8bd76
commit 81eba8bc5c
1 changed files with 4 additions and 2 deletions
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6
scope.py
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@ -174,9 +174,11 @@ class Scope(vm.VirtualMachine):
if capture_mode.analog_channels == len(analog_channels) and capture_mode.logic_channels == bool(logic_channels):
Log.debug(f"Considering trace mode {capture_mode.trace_mode.name}...")
if ticks > capture_mode.clock_high and capture_mode.clock_divide > 1:
clock_scale = int(math.ceil(period / self.primary_clock_period / nsamples / capture_mode.clock_high))
clock_scale = min(capture_mode.clock_divide, int(math.ceil(period / self.primary_clock_period / nsamples / capture_mode.clock_high)))
ticks = int(round(period / self.primary_clock_period / nsamples / clock_scale))
if ticks in range(capture_mode.clock_low, capture_mode.clock_high+1):
if ticks > capture_mode.clock_low:
if ticks > capture_mode.clock_high:
ticks = capture_mode.clock_high
Log.debug(f"- try with tick count {ticks} x {clock_scale}")
else:
continue