Rendered at 21:13:48 GMT+0000 (Coordinated Universal Time) with Cloudflare Workers.
pjsg 2 hours ago [-]
I was hoping to find a 'blink the LED' example for the ESP32. Then I'd like to see 'Blink a LED at 1Hz and another LED at 1.234Hz' (or any pair of frequencies where one does not divide the other).
so-cal-schemer 3 days ago [-]
LispBM (LBM) is a Lisp or Scheme-like programming language for microcontrollers. LispBM also borrows a couple of ideas from Erlang when it comes to concurrency, message passing, pattern matching and process monitoring. The LispBM runtime system can be compiled for either 32 or 64-bit platforms and runs on a wide range of hardware such as, for example, STM32, NRF52, ESP32 or X86. When running the LispBM runtime system on a microcontroller, it can be built on top of ChibiOS, FreeRTOS or ZephyrOS or, if you are adventurous, on bare-metal. LispBM can also be built to run on top of regular Linux (and now even Windows).
Who wouldn’t want a REPL (read eval print loop) on their embedded platform? This is what LispBM is for!
I don't feel likely to get much out of typing (+ 2 2) and getting 4 in a web REPL. What I want is a 1-page writeup with basics about the implementation: Lisp dialect, implementation strategy, special features and limitations, how the concurrency works, resource requirements, source code SLOC, stuff like that. It's ok for the writeup to assume I'm familiar with Lisp. I looked at the web site for a few seconds and the home page was almost entirely uninformative. I didn't try reading the documentation but might look at it later.
The home page of ulisp.com isn't exactly what I want either, but it's a lot closer.
jazzyjackson 14 hours ago [-]
That’s it’s a Lisp that will run on a microcontroller is interesting enough for me? Finally a competitor to micropython :D
so-cal-schemer 16 hours ago [-]
Here is another tiny and highly portable Scheme that I submitted along with this:
1. I didn't manage to find a non trivial (i.e. Hello World) example anywhere on the website. That should be one of the first things greeting my eyes, especially since the colloquial Lisp family is so large you can't easily infer the syntax.
2. A Lisp without Emacs support other than syntax highlighting?
Who wouldn’t want a REPL (read eval print loop) on their embedded platform? This is what LispBM is for!
Try it now (WebAssembly)
https://www.lispbm.com/repl-wasm/
The home page of ulisp.com isn't exactly what I want either, but it's a lot closer.
https://github.com/udem-dlteam/ribbit
https://arxiv.org/abs/2310.13589
Ribbit: A portable, compact and extensible Scheme implementation to 25 targets. R4RS compliant.
https://news.ycombinator.com/item?id=49733898
2. A Lisp without Emacs support other than syntax highlighting?