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17 lines
555 B
Plaintext
17 lines
555 B
Plaintext
ACIA driver
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Manage I/O from an asynchronous communication interface adapter
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(ACIA). provides "(emit)" to put c char on the ACIA as well as
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an input buffer from which a provided "(key)" reads. You have
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to call "~ACIA" on interrupt for this module to work well.
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CONFIGURATION
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ACIA_CTL: IO port for the ACIA's control registers
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ACIA_IO: IO port for the ACIA's data registers
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ACIA_MEM: Address in memory that can be used variables shared
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with ACIA's native words. 8 bytes used.
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The whole driver is cross-compilable and is loaded with
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"582 LOAD"
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