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Fixed SAR weighting configuration #109

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Merged
fronzbot merged 1 commit into from
Apr 21, 2025
Merged

Fixed SAR weighting configuration #109

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4 changes: 3 additions & 1 deletion adc_eval/adcs/sar.py
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Original file line number Diff line number Diff line change
Expand Up @@ -62,7 +62,8 @@ def __init__(self, nbits=8, fs=1, vref=1, seed=1, **kwargs):
self._comp_noise = 0

# Get keyword arguments
self._weights = kwargs.get("weights", None)
self._weights = None
self.weights = kwargs.get("weights", self.weights)

@property
def weights(self):
Expand All @@ -75,6 +76,7 @@ def weights(self):
def weights(self, values):
"""Sets the capacitor unit weights."""
self._weights = np.array(values)
self.dbits = np.zeros(len(values))
if self._weights.size < self.nbits:
print(
f"WARNING: Capacitor weight array size is {self._weights.size} for {self.nbits}-bit ADC."
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