If you’re one of the people who built yourself a Lisp Badge, there’s a new version of the firmware available that updates uLisp to the latest version, 4.3.
This adds support for arrays, previously only available in the 32-bit versions of uLisp.
It also adds built-in documentation; see Built-in documentation.
There are some extra key combinations to allow you to enter additional characters from the keyboard:
Get it from GitHub here: https://github.com/technoblogy/lisp-badge.