Python LT8900 via SPI

Check-in [b3c15d5abe]
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Check-in [b3c15d5abe]

Overview
Comment:Power setting improvements
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Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA3-256: b3c15d5abe6b89763d2db7c0c6e519eec4a900b3645ea43c43c7c24997296c53
User & Date: rkeene on 2020-08-27 17:07:16.987
Other Links: manifest | tags
Context
2021-01-26
22:14
Increase delay and log initialization error check-in: 772747db6a user: rkeene tags: trunk
2020-08-27
17:07
Power setting improvements check-in: b3c15d5abe user: rkeene tags: trunk
2020-05-17
21:15
lt8900_spi v2.5 check-in: 42edc1a846 user: rkeene tags: 2.5, trunk
Changes
Side-by-Side Diff Ignore Whitespace Patch
Modified lt8900_spi/__init__.py from [f2420cc3ba] to [d0dcbf6c9f].
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class Radio:
	_default_register_values = {
		'format_config': {
			'crc_enabled': 1,
			'scramble_enabled': 0,
			'packet_length_encoded': 1,
			'auto_term_tx': 1,
			'auto_ack': 0,
			'auto_ack': 1,
			'pkt_fifo_polarity': 0,
			'crc_initial_data': 0
		},
		'radio_state': {'tx_enabled': 0, 'rx_enabled': 0, 'channel': 76},
		'undocumented_power': {'value': 0x6c90},
		'power': {'current': 4, 'gain': 0},
		'power': {
			'current': 8,
			'reserved_1': 1,
			'gain': 0
		},
		'rssi_power': {'mode': 0},
		'crystal': {'trim_adjust': 0},
		'packet_config': {
			'preamble_len': 2,
			'syncword_len': 1,
			'trailer_len': 0,
			'packet_type': 0,
			'fec_type': 0,
			'br_clock_sel': 0
		},
		'chip_power': {
			'power_down': 0,
			'sleep_mode': 0,
			'br_clock_on_sleep': 0,
			'rexmit_times': 3,
			'rexmit_times': 10,
			'miso_tri_opt': 0,
			'scramble_value': 0
		},
		'thresholds': {
			'fifo_empty_threshold': 8,
			'fifo_full_threshold': 16,
			'syncword_error_bits': 2
		},
		'format_config': {
			'crc_enabled': 1,
			'scramble_enabled': 0,
			'packet_length_encoded': 1,
			'auto_term_tx': 1,
			'auto_ack': 0,
			'pkt_fifo_polarity': 0,
			'crc_initial_data': 0
		},
		'scan_rssi': {'channel': 63, 'ack_time': 176},
		'gain_block': {'enabled': 1},
		'vco_calibrate': {'enabled': 1},
		'vco_calibrate': {'enabled': 0},
		'scan_rssi_state': {'enabled': 0, 'channel_offset': 0, 'wait_time': 15}
	}
	_register_map = [
		{'name': "Unknown"}, # 0
		{'name': "Unknown"}, # 1
		{'name': "Unknown"}, # 2
		{                    # 3
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		{                    # 7
			'name': "radio_state",
			'reserved_1': [9, 15],
			'tx_enabled': [8, 8],
			'rx_enabled': [7, 7],
			'channel': [0, 6]
		},
		{                   # 8
		{'name': "Unknown"}, # 8
			'name': "undocumented_power",
			'value': [0, 15]
		},
		{                    # 9
			'name': "power",
			'current': [12, 15],
			'reserved_1': [11, 11],
			'gain': [7, 10],
			'reserved_2': [0, 6]
		},
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	def multi_transmit(self, message, channels, retries = 3, delay = 0.1, syncword = None, submit_queue = '__DEFAULT__', format_config = None):
		if len(channels) == 0 or retries == 0:
			self._error("Asked to send the message {} a total of zero times ({} channels, {} retries)".format(message, channels, retries))

		# Wait at-least 350 microseconds between frames
		min_delay = 350.0 / 1000000.0
		retry_delay = delay / retries
		post_delay = max(min_delay, retry_delay)
		post_delay = min_delay
		final_delay = delay

		for channel_idx in range(len(channels)):
			if channel_idx == (len(channels) - 1):
				retries -= 1
			channel = channels[channel_idx]
			for i in range(retries):
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