go4retro at go4retro.com
Sat Sep 24 15:37:23 EDT 2016
* Brett's testing uncovered a 16 bit read bug, which I have diagnosed
and fixed. 8 bit is working, though, so Brett is moving forward
with development. John, I need to reflash your card sometime.
o For everyone's reference, to convert from 65/68XX signalling to
Intel/ISA, here are the equations:
+ assign _iow = !(ce_nic & !r_w & e);
+ assign _ior = !(ce_nic & r_w & e);
+ gating with E is important on both read and write
* I added code to soft-hide/unhide NIC from address space :-) (Barry
Nelson's idea, for the CocoFlash, but I added it here as well)
* I added Verilog to allow soft base address relocation.
* I added a config item to allow 2 NIC cards in one system (router,
o Don't fret, it cost me no macrocells to add this.
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