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collapseos
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Mirror of CollapseOS
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collapseos/blk/350

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  1. ACIA driver

  2. 

  3. Manage I/O from an asynchronous communication interface adapter

  4. (ACIA). provides "EMIT" to put c char on the ACIA as well as

  5. an input buffer. You have to call "~ACIA" on interrupt for

  6. this module to work well.

  7. 

  8. CONFIGURATION

  9. 

  10. ACIA_CTL: IO port for the ACIA's control registers

  11. ACIA_IO: IO port for the ACIA's data registers

  12. ACIA_MEM: Address in memory that can be used variables shared

  13.           with ACIA's native words. 8 bytes used.

  14. 

  15. Load z80 words with "352 LOAD" and Forth words with "357 LOAD".