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Ray lm2991sx: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero 1f47406 1mo ago
{"orientation_deg": 0, "font_size_mm": 1.5117, "reading": {"source": "pin1_xy", "pin1_xy": [-7.65, 3.4], "dot": null}, "legible_estimate": true, "natural_up": "+X", "overflow": false}