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zxtab4.doc
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1984-04-29
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ZX65: Simulating a Micro Page T4
*** TABLE 4 ***
A command summary for ZX65 (in alphabetical order)
--------------------------------------------------
COMMAND FUNCTION
------- --------
C ------------- CPU register display & modify
D ------------- Directory display of ZX65 files on drive B
Format: FILNAM.TYP LOAD ADDR # RECORDS
E ------------- Examine block of memory. System will prompt
for starting address and number of bytes.
G ------------- Go execute 6502 program per Current Program Counter.
I ------------- Initialize a fresh disk on drive B. (Must be for-
matted.) System will prompt for verification.
K ------------- Kill a ZX65 file on drive B. Similar to CP/M
ERA. System will prompt for file name.
L ------------- Load a ZX65 file from drive B. System will prompt
for file name.
M ------------- Memory substitution/modification. Use to view seq-
uential memory locations and update if desired.
System will prompt for address. Mode will then
continue in effect until a '.' is typed.
R ------------- Load and run a ZX65 file from drive B, starting
at the address specified in the directory. (Must
be an executable 6502 program.) System will
prompt for file name.
S ------------- Save a ZX65 file on drive B. System will prompt
for file name, starting address, and number of
bytes.
T ------------- Trace several 6502 instructions with display
following each step. System will prompt for
desired number of steps.
'SPACE' ------- Single-step command. System will execute one 6502
instruction, display the results, and stop.