~ruther/vhdl-spi-2

ref: 88802885bee07d584c0d74a579f3118d7dd59b02 vhdl-spi-2/hdl_spi/models d---------
54521aad — Rutherther 10 months ago 
feat: add csn pulse test and rx, tx disabling test
9c617e84 — Rutherther 10 months ago 
chore: move spi models to separate file