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22 lines
609 B
PHP
22 lines
609 B
PHP
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; rs232.inc
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;
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; (C) Copyright 2002 Ullrich von Bassewitz (uz@cc65.org)
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;
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; Assembler include file that makes the constants and structures from rs232.h
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; available for asm code.
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; Error codes returned by all functions
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RS_ERR_OK = $00 ; Not an error - relax
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RS_ERR_NOT_INITIALIZED = $01 ; Module not initialized
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RS_ERR_BAUD_TOO_FAST = $02 ; Cannot handle baud rate
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RS_ERR_BAUD_NOT_AVAIL = $03 ; Baud rate not available
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RS_ERR_NO_DATA = $04 ; Nothing to read
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RS_ERR_OVERFLOW = $05 ; No room in send buffer
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