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Multi-tasking stack size....   [4 Articles]

Thanks to a posting I came across by dan bielecki (msg 7510), I quickly shaved 100 bytes off my ram useage by not submitting Sub Main () to just sleeping while run...

Question about Stack-Size   [9 Articles]

Hi Does anybody know if the amount of Bytes used by a given Task is always the same ? Or can it change from Run to Run ? My Test-Prog initializes the Task...

BxDism question re:stack   [16 Articles]

I used BxDism, and confirmed that I was running out of stack space in a major way. I deleted wasted space/variables and fised it up and have just enough by 5 bytes, accord...

Task stacks

Hello BXers, I am looking for some insight on how tasks use the stack arrays allocated to them. I have tried to run the taskexample on a BX24 - no succes. I rai...

BxDism & BX01 with external RAM   [2 Articles]

I was experimenting with bxdism on a couple of my projects and ran into a problem. When using it with a program for the BX-01 configured for XI/O and external ram (similar...

Stack, Local and global memory allocation

Hi; Here's a question to see who really understands memory location on the BX-24... When setting up a queue for communications on Com1, I can declare them ei...

Task stack usage?   [13 Articles]

When a task calls a subroutine, do all the subroutine's local variables get placed on the Task's stack, or the main stack? I am sure I will find this out shortly, ...

Function stack space

I'm getting alot of trouble with stack problems with the BX-24,overwriting different variables (both static and local) and lock-ups. The biggest culprits seem to b...

Main Stack Overflow

Is there a way to determine if the main stack is overflowing? I have a program that is experiencing strange failures, program halts at various (random?) points in t...

Again: Task Stacks Question   [2 Articles]

Dear Netmedia people (Jack, Chris et al.) A week ago i posted a call for help and information. It has failed to catch your attention, for some reason. So i am repea...

Measuring Stack usage   [2 Articles]

How do I measure the usage of the stack allocated for a task (in a multitasking situation)? What commands should I use? Maybe you already discussed the matter , ...

size of task stack   [5 Articles]

I was wondering how you figure out how much task space to use for a program running in the background. For instance if I am running some servo's in the background...

Re: Serial Port and Tasks   [3 Articles]

From: Joseph Obernberger <> > If I do not call the SerialTask, everything works OK, > but with the SerialTask started (see below), the stamp The what? ...

Re: BxDism question re:stack   [2 Articles]

arhodes19044 wrote: > I used BxDism, and confirmed that I was running out of stack space in > a major way. I deleted wasted space/variables and fised it up and > have j...

BX-24 RAM and Stack   [10 Articles]

I'm having a problem with a BX-24 project. It's about 10K of instructions and 270 to 275 bytes of RAM. If the RAM size gets to 275 to 280 bytes, the program will ...

Question on bxDism   [4 Articles]

Hi, I just downloaded the bxDism program from Mike Perks' website and have been trying it out. We've been looking for a good way to do stack analysis. I ran it on ...

Further stack question   [5 Articles]

Good evening, I am pleased to successfully multitask within a few minutes of trying, this system is very straightforward and simple! However, I lack underst...

Memory map   [2 Articles]

Jack: I'm still a little confused about what effect local variables have on stack space. It would seem that locals live between static variables and the stack but...

Call to put time: Stack Usage?

Hi all: I'm seeing a whoppin' 60 bytes of stack usage whenever calling PutTime from one of my threads. Is this normal??? Thanks! ...

Introduction and Questions   [11 Articles]

Hello All, Thought I'd introduce myself, then ask a couple questions. My name is Steve Stover. I'm working on a project using the BX-01 chip and code as an ...

Re: RAM overload   [2 Articles]

--- In , "basicxbubba" wrote: > [...] At the end of a few successful runs the BasicX stalls. [...] Perhaps the I/O bearings need to be g...

BX01 question   [2 Articles]

I have ran out of memory and stack space on a BX24 and want to know if switching to a BX01 w/ram sandwich will help. It appears that I can add more eeprom b...

Variable loading???   [3 Articles]

I am working on a project using a BX24. The main module does nothing but call 2 tasks. I have a third module that I am working on. I am wondering is it would be ...

ram checking

Good morning, I am having much fun with the bx-24. And I have another question for you: There were a few mentions of checking the stack used by a task, af...

Task stack requirement calculated by Ramalyze   [2 Articles]

Is the stack requirement for tasks reported by Ramalyze the total number of elements needed in the stack byte array, or should I be adding 15 for the task frame? ...

Stack pops?   [2 Articles]

If, while deep into a nest of Calls, I need to abend and return to several levels up - skipping the intermediary Calls - can I, in essence, pop the BasicX stack mys...

System Library routine stack usage

Is there any data available on the amount of stack space consumed by calls to the various System Library routines. I am particularly interested in the space used ...

Re: Re: More Info on GetTime problem BX24   [8 Articles]

From: Bob Roos <> > [...] > Also the more nested you are the more RAM is active > at one time due to subroutines. True. At the same time it does not follo...

Re: Combining Files Leads to Reset Problem

--- In , Vidya Rangasayee wrote: > How big is your executable. It might be a problem with > program length. It is more likely to be a ...

Re: BasicX BUG   [3 Articles]

Just a thought but I have not tried this yet. There are some special purpose registers that give you the stack pointer. register.spl 'Stack pointer low register.s...

Understanding Memory on BX-24

Help ! Is there info somewhere to help me better understand how memory works on the BX-24 ? My understanding - 400 for RAM - 32k EEPROM for program and I th...

The quest for RAM   [8 Articles]

I have built a device on the BX-24 and wish to expand its capabilities, but I find myself out of RAM. It appears as though I need about 125 bytes of RAM for stack...

Re: Re: running out of ram   [3 Articles]

I would not do this. there is a program stack also. sub programs help in reusing code. but is you go too deep you can overflow the stack. a sub calling a su...

BX01 Stack   [11 Articles]

Hi, I wrote a small program that has one task. I Preinitialize that task's stack to a known value (dec 177) that did not appear in that stack output previously. W...

Compiler bug?   [8 Articles]

I have run up against a wierd problem. I am still investigating but wondered if anyone has seen something similar - or if I am just doing something stupid. S...

Computing stack size   [2 Articles]

Hi, I'm new to the BasicX and am having trouble creating stacks for tasks. I have 2 tasks which I gave 100 bytes each. Is there a general indicator of stack overf...

Re: Variables That Mysteriously Change Value??

This also may be due to a thread overflowing its stack. Is the variable declaration next to a task stack declaration? If you are running more than a single thr...

Calls made from within multi-tasks...   [4 Articles]

I am curious about calls made from within multi-tasks. Say I have three modules that are tasks. In the first task module, a call is made, perhaps... Call ...