BASIC comparison sheet ProgsVarsMem Page 4
Programs, Variables and Memory
Vendor
Model
Syntax specifics
Abbreviations
Line numbers
Line length
Comments
Program areas
Edit programs
AUTO, DELETE, RENUM
Kill program(s)
Show memory
Memory allocation
Internal file system
(more infos on
Commands page)
Show variable
allocation
Programs, Variables and Memory
Sharp
PC-1500A PC-1403 PC-1280 PC-1475 PC-G850
Spaces are insignificant. Mixed case entry is allowed but insignificant.
Keywords can be abbreviated with "."
1-65279 1-999 1-65279
79 (keywords single char) 79 + line number (keywords count as single char) 255
REM, rest of line is ignored.
Single program, labels allow direct access with DEF key.
No file system
RAM cards
No drive name "E:" internal RAM, "F:" RAM card.
Card file system "F:"
No file system ASCII file editor
N/A N/A AUTO, DELETE, RENUM DELETE, RENUM AUTO, DELETE, RENUM
N/A N/A KILL"F:file.BAS"
MEM returns free memory. MEM returns free memory.
N/A N/A
N/A
N/A MEM$ returns configuration MEM$ returns configuration
PC-1210
PC-1211
PC-1212
PC-1245
PC-1246
PC-1247
PC-1248
PC-1251
PC-1401
PC-1421
PC-1260
PC-1261
PC-1262
PC-1350
PC-1360
PC-2500
PC-E220
PC-G820
PC-E500
PC-E500S
Spaces are insignificant.
All keywords and variables must be entered in uppercase letters.
REM or single quote "'" which implies end of statement, rest ignored.
RAM file system. FILES shows filenames.
Shift+LOAD loads file (L on PC-E500)
No file
system
PRO(GRAM) mode must be selected by switch or BASIC or MODE key, LIST displays lines for editing.
TEXT switches to text mode,
BASIC switches back.
TEXT switches to text mode,
BASIC swiches back.
DELETE,
RENUM
PC-1360:
DELETE,
RENUM
NEW kills unprotected program or RSV area.
NEW0 clears everything, even a protected
program.
NEW deletes currently loaded program.
NEW# kills
ESP.
KILL"file.BAS",
Kill from editor menu.
KILL"E:..."
KILL"F:..."
MEM is
command.
FRE returns free
memory, including free
RAM disk space
FRE<n> n=0,1 returns free space.
n=1 reorganizes string space.
STATUS <n>, n=1..4
1: free memory
2: used memory
3: end of of program
4: last line executed
MEM#
returns
free ESP
memory.
DSKF3 returns free space on
RAM card file system
DSKF<d> returns free disk space,
d=3, 4 or "E:", "F:"
Automatic allocation of two
letter variables.
Assigning a value to A(n) or A$(n) with n>26 reserves space.
8 bytes per variable are taken from program memory.
MON starts machine
language monitor,
which can set aside
memory with
USER command.
*USER <end> sets end
address to value
<end> above 00FF. A
value of 00FF cancels
reservation
MEM$="X",
"S1": internal RAM, RAM card is disk "F"
"S2": RAM card only, no disk "F:"
"B": all RAM is merged, no disk "F:"
EQU# n
reserves n
additional
128 byte
blocks for
ESP
usage.
BASIC
area must
be empty.
SET MEM "X" (MEM "X" on PC-1350)
"B": all memory is merged, no RAM disk.
PC-1350 only:
"C": use card for program and variables
PC-1360 only:
"C": only one card inserted.
"D": program in card 1, data in card 2.
PC-1280 / PC-1475 only:
"1": PC-1475 with one card or PC-1280 with
internal memory only,
RAM disk "F:" on spare card
"2": internal ram or card 1 unused
CONVERT n (PC-1475) migrates cards.
EQU#
returns n.
*USER in ML monitor
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