Commit Graph

5 Commits

Author SHA1 Message Date
Virgil Dupras
eafcb0c440 avrpgm: add EEPROM support
also, verify all 3 first bytes of SPI commands. I'm not sure why
I wasn't doing that, probably because I was getting a lot of AVR
err and thought that only 2 bytes of the cmd were echoed. But now,
with a reliable SPI setup, verifying 3 bytes seems to work.
2020-10-05 19:36:49 -04:00
Virgil Dupras
8bf6258673 Add word TICKS
Adding a delay such as the 20ms one we have in AVR programmer's
initialization routine is tricky without a word like TICKS.

This implementation is highly inaccurate, but more accurate and
reliable than a "ballpark" DO..LOOP...
2020-09-25 17:31:06 -04:00
Virgil Dupras
037c10fc57 Move AVR programmer from B690 to B160
Also, remove leftovers from previous move.
2020-09-21 20:00:49 -04:00
Virgil Dupras
0044011f06 Move AT28 and TRS80 drivers to higher blocknos
I'm reserving the 100-200 range for non-bootstrapping needs.
2020-04-29 21:04:10 -04:00
Virgil Dupras
f97df4614e recipes/trs80: wip 2020-04-28 07:51:41 -04:00