... use almost all the space I / O is ... occupies the same memory space as the original EPROM ... 112 bytes of RAM in BASIC variables (23734 to 23845) + ... 133 bytes of RAM in BASIC variables (23734 to 23866) + ... 256 extra bytes of BASIC variables every time a sector is ...

... variables, the last direct command in E_LINE (probably just RUN), any space ... than 1000 bytes for a BASIC program. (VARS)-(PROG) gives the ... size of the BASIC:

DEF FN p ...

... font of 256 are 32 (space) to 127 so 95 characters ... by two new BASIC keywords.[/QUOTE]
In BASIC it's 21 ... to it via the System Variables (23606 & 23607).

... variable space. I had a fun moment when it corrupted the variables ... for some things, and Sinclair Basic uses IY for its own ... register is tied up for basic!), you have to do some ...

... space in SE Basic ... ;
; System variables
;
... /> ;
; System variables offsets
;
...

... 'm placed Semi-Columns after variables in the Tone Envelope Menu ... is because I was using BASIC 1.1, the original program ... was written in BASIC 1.0, so there maybe ...

... remember that has to allow space for any variable data the ... safely POKE the UDG address space.

Just remember:
BASIC variables and such like from before ... so low that your BASIC program no longer has space to run.

... say 5 characters would have space for 220 variable counters, which ... of the BASIC program's features so that all the variables are ... which to declare a BASIC program's variables (ie. in decreasing order ... list of a program's variables.

[code]
...

... each). All standard Microdrive BASIC commands would operate as expected ... Microdrive. All standard Microdrive BASIC commands could be modified ... can read/write the 4MB space.
[/LIST]
... additional space after the new ZX Interface 1 system variables) ...

... commands that are in BASIC after the LOAD are ... br />
All the BASIC loader in the TAP file ... /code (in the free space at the top of RAM ... , while executing the system variables data as though it was ... . This is because the BASIC from the CODE file then ...

... loader is tucked into the BASIC block and it's job ... /> We'll then alter the variables that dictate where the message ... .

Once all the variables are configured, we save (and ... simple loader filename - again, press SPACE for the default REM.O ...

... CRT_ENABLE_RESTART = 1 // not returning to basic
#pragma output CRT_ENABLE_CLOSE = ... hash); // redefine graphic associated with space character

sp1_Invalidate(& ... /data sections (the global variables) so globals will have ...

... stack or messed with system variables you probably can't return ... is probably messing with basic's stack or variables; you could try ... space_expand; // addition width added to space characters
uint16_t reserved; // ...

... that area so the 3k space only includes code and data ... code to zero the BSS variables on startup. sdcc does this ... sure you can return to basic (save SP, HL', IY, IM ...

... in post#1 calculates the space between PROG & E_LINE; ie ... the PROG (the BASIC listing) & VARS (the variables) areas. If the ... VARS will depend upon which variables have been referenced and what ...

... the 'System Variables', but these just affect the how BASIC language plays ... stores the variables for your BASIC program, and the stack space used by ... corrupted by the BASIC interpreter.

Other system variables (look in ...

... /> org $0000 ; page zero variables

string rmb ... ; Print @ location like Microsoft BASIC
row rmb 1 ;< ... similar to print@ in Microsoft BASIC
;* prntat contains @ ... character set data starts at space, ASCII 32
tax ...

... addressable graphics available from BASIC, PLOT and UNPLOT just ... br />
ZX81 BASIC doesn't support integer variables so you'd ... to work with character/string variables instead. Ideally you'd ... tightly into bytes to save space, but this would obviously ...

... a Sinclair BASIC program is saved with all the variables intact, is ... it with data/reuse the space for variables?

Finally, you ...

... familiar with Spectrum and Spectrum Basic, and so I probably need ... fair option.
In Atari Basic I would type
... a Sinclair BASIC program is saved with all the variables intact, is ... it with data/reuse the space for variables?

[/quote]< ...

... timer and "o" exits to basic.

For this program ...

... tomorrow sometime.

My BASIC timing routine gives a reasonable ... original 48k manual. (Declaring variables (ie. assigning space for them before they ... performance if frequently referenced variables are declared first. Variables can be declared ...

... strings than to a typical basic's implementation of an ... strings. The amount of space set aside for growing these ... statement.

trs80 basic also allows numbers to promote ... float just like sinclair basic unless the variables have been defined as ...

I've got my ZX BASIC version running, if not actually ... space for the file in RAM. Some stats:
[code]
BASIC ... ,587
BASIC program in RAM = 19,613
variables in VARS ... ]
Not all of the variables have been declared, as the ...

... />
As for compatibility, all Basic programs will work with few ... is less RAM available for Basic in the ts2068 so really ... ts2068 reserves more space for the system variables for future expansion and ...

... a PAUSE option (Press SPACE to pause the scrolling text ... flash black/white; Press SPACE until current BORDER colour restored ... .

[code]
BASIC listing in .BAS = 29,671 ... REMs)
BASIC program in RAM = 21,478
variables in VARS ...

... , or even reserving some space between the System Variables and (CHANS). The ... ;loadpics=3"] Spectrum Sprites[/url] BASIC extension that was published in ...

... , separation of io and address space, register pairing, etc) and non ... , the code beforehand must perform basic checks and deliver parameters in ... intermediate or final values to variables in memory. You just want ...