147 lines
1.9 KiB
Plaintext
147 lines
1.9 KiB
Plaintext
SIG 1-2
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3-13
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roughly 72K of space available to the user; typical for
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5 1/4 inch single density drives.
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4-6
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2E-50 Second file descriptive entry
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4-17
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user to read and display the contents of sectors. Some of
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6-2
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Q7L with Q6L = Read
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Q7L with Q6H = Sense Write Protect
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Q7H with Q6L = Write
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Q7H with Q6H = Load Write Latch
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SIG 3-4
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8-5
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9E9E If EXECing, call A682 to get the next byte from the
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8-6
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index into the state handler table (9D10), go to
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8-8
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table of valid keywords (A941).
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8-9
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A1AE-A1B8 Clear the file manager parameter list at B5BB to
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8-13
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A4DC Skip a line on the screen.
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8-24
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ACA8-ACBA Read a data byte.
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AACA-ACD9 WRITE A RANGE OF BYTES subcode handler.
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ACDA-ACEE Write a data byte.
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8-27
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AF3A Otherwise, set up RWTS pointer (AF4B).
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next (C=1)).
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8-28
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B052-B0B5 Read/Write Track/Sector (RWTS) driver.
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Translate vol mismatch to RC=7, write protected to
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RC=4 and all other errors to RC=8 (I/O error).
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8-29
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B134-B15A Add a new data sector to file.
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8-30
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B20B If not, advance index to next entry in sector and
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8-34
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Call SETVID ($FE93) and SETKBD ($FE89).
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8-35
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$20=Volume mismatch, $40=Drive error, $08=INIT error.
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Uses Write Translate Table ($BA29).
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8-37
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Y-reg:number of autosyncs to write
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8-39
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Jump to DSKFORM at $BEAF.
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Use ILEAV table at $BFB8 for software sector
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8-41
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BFC8-BFD8 Patch area starts here.
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SIG 5-6
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A-16
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using ZAP to patch a catalog entry into track 17 for each
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C-4
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DCT Device Characteristics Table. Used as an
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C-8
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subroutine. Similar to a GOSUB statement
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input data is passed from the
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C-10
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language instruction. JMP is the opcode
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C-15
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the voltages which represent 0's and
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