23 lines
510 B
Python
23 lines
510 B
Python
from util import strobe, get_addr
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def burst_write(spi, addr, data):
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"""Write multiple bytes to FIFO or registers"""
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BURST = get_addr("BURST")
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spi.xfer2([addr | BURST] + data)
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def send_packet(data):
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# Flush TX FIFO
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SFTX = get_addr("SFTX")
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strobe(SFTX)
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# Load data to TX FIFO (fixed length)
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TXFIFO = get_addr("TXFIFO")
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burst_write(TXFIFO, data) # 0x3F = TX FIFO
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# Strobe STX to transmit
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STX = get_addr("STX")
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strobe(STX) # STX
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print(f"Sent: {data}")
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