view lib/alib/fgetc.as @ 3158:927ba5ebc06e

mc09 l2: move MMU bit-field defines to defs file.
author Neal Crook <foofoobedoo@gmail.com>
date Thu, 06 Apr 2017 21:43:58 +0100
parents 03f26e88b809
children
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***************************************

* Subroutine to input one character.

* OTHER MODULES NEEDED: none

* ENTRY: A=path


* EXIT:  A  character
*        CC carry set if error (from I$Read)
*        B  error code if any

 nam Input Single Character
 ttl Assembler Library Module


 section .text

FGETC:
 pshs a,x,y
 ldy #1 number of char to print
 tfr s,x point x at 1 char buffer
 os9 I$Read
 puls a,x,y,pc

 endsect