bslathi19/super6502
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35973473d3aebc8b680d92de026966852d8aae4b
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2 Commits

Author SHA1 Message Date
Byron Lathi
35973473d3 Change spi_write_byte to spi_byte 
the SPI module reads and writes at the same time. If you don't want to
write a value, then write all zeros or whatever the device you are
communicating with wants.
 2022-03-10 12:14:07 -06:00
Byron Lathi
fff193ea0f Add basic spi code 
Implements the bit bang spi protocol
 2022-03-10 10:26:36 -06:00