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mirror of https://github.com/TomHarte/CLK.git synced 2024-11-19 23:32:28 +00:00
Commit Graph

19 Commits

Author SHA1 Message Date
Thomas Harte
7cb82fccc0 Attempts properly to maintain interrupt flag; adds delegate. 2019-10-21 22:40:38 -04:00
Thomas Harte
ed9a5b0430 Adds receipt interrupt. 2019-10-21 21:27:57 -04:00
Thomas Harte
8f59a73425 Corrects incoming data capture. 2019-10-21 20:18:52 -04:00
Thomas Harte
83f5f0e2ad Begins trying to receive ACIA data. 2019-10-21 20:10:19 -04:00
Thomas Harte
4134463094 The ACIA now receives bits. 2019-10-20 23:34:30 -04:00
Thomas Harte
cf07982a9b Ensures good serial line and ACIA behaviour.
Next stop: having the intelligent keyboard react.
2019-10-20 22:10:05 -04:00
Thomas Harte
696af5c3a6 Starts to transfer serial line decoding logic into the line itself. 2019-10-20 20:38:56 -04:00
Thomas Harte
9a8352282d Mostly but not quite fixes serial work. 2019-10-20 20:38:55 -04:00
Thomas Harte
34075a7674 Attempts to tie an intelligent keyboard to the other end of its serial line. 2019-10-20 20:38:55 -04:00
Thomas Harte
c10b64e1c0 Adds a received_data_ register, that presently can never fill. 2019-10-20 20:38:55 -04:00
Thomas Harte
5d5fe52144 Corrects transmission logic — exactly hitting write_data_time_remaining now works properly. 2019-10-20 20:38:55 -04:00
Thomas Harte
ff62eb6dce The ACIA actually has two clocks, though on an ST they're both 500,000 Hz. 2019-10-20 20:38:55 -04:00
Thomas Harte
374439693e Ensures serial lines know their writer's clock rate. 2019-10-20 20:38:55 -04:00
Thomas Harte
c4ef33b23f JustInTimeActors can now specify a clock divider. 2019-10-20 20:38:55 -04:00
Thomas Harte
a7ed357569 Attempts to implement transmission interrupts and ClockingHint::Source. 2019-10-20 20:38:55 -04:00
Thomas Harte
4e5b440145 Attempts mostly to implement 6850 output. 2019-10-20 20:38:55 -04:00
Thomas Harte
2bd7be13b5 Decodes the 6850 control register, and starts working on standardised serial ports. 2019-10-20 20:38:55 -04:00
Thomas Harte
4b09d7c41d Nudges 6850 towards coherence. 2019-10-20 20:38:55 -04:00
Thomas Harte
4ead905c3c Adds an empty shell for the ACIA. 2019-10-20 20:38:55 -04:00