System information

Function Function Input Output
Number Name
34 22 Write Random DE = FCB address A = error Code
35 23 Compute File SIze DE = FCB address r0, r1, r2
36 24 Set Random Record DE = FCB address r0, r1, r2
37 25 Reset Drive DE = Drive Vector A = 0
38 26 Access Drive not supported
39 27 Free Drive not supported
40 28 Write Random w/Fill DE = FCB A = error code
*Note that A=L, and B=H upon return.
End of Section 5
5.5 System Function Summary CP/M Operating System Manual
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