Add basic spi code

Implements the bit bang spi protocol
2022-03-10 10:26:36 -06:00
parent 80d49b4f87
commit fff193ea0f
3 changed files with 58 additions and 0 deletions
--- a/sw/io.inc65
+++ b/sw/io.inc65
@@ -0,0 +1 @@
+BB_SPI_BASE = $7ff0