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16 lines
771 B
Python
16 lines
771 B
Python
# SPDX-License-Identifier: GPL-3.0-or-later
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# Copyright (C) 2026 L8OLOOE and contributors. See CREDITS.md and NOTICE.md.
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"""Offline command body from Swift 0x9500 / 0x8D88; no radio transmission."""
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def build_ir_enable_candidate(chip_id_le: bytes, mode: int = 1,
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sequence: int = 0) -> bytes:
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"""Build the researched 0x09 frame, without claiming delivery or identity.
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The role of body byte1 and outer sequence/ack state still needs a capture.
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This candidate is not a complete ESB station implementation.
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"""
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if len(chip_id_le) != 4 or mode not in (1, 2) or not 0 <= sequence < 64:
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raise ValueError('Expected four ID bytes, mode1/2, six-bit sequence')
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return bytes((sequence, 0x09, 6, mode, 0)) + chip_id_le
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