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fw/spi.c: clean up code and add option for running at fosc/2 instead of fosc/4
Not enabled yet. There's a RF comm regression elsewhere that needs fixing first.
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fw/spi.c
7
fw/spi.c
@ -26,8 +26,11 @@
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void spi_init(void)
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void spi_init(void)
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{
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{
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/* Enable, SPI mode 0, master, MSB first, fosc/4 */
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/* SPI mode 0, MSB first, fosc/4 */
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SPCR = (1 << SPE) | (1 << MSTR);
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SPCR =
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1 << SPE | /* enable SPI */
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1 << MSTR; /* master */
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// SPSR = 1 << SPI2X; /* enable for fosc/2 */
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}
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}
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