Talk:Petit Computer 3/@comment-14600979-20140920224456/@comment-5334617-20140921180138

As to the missing CHRSET: it looks like FONTDEF might replace it.

In the list, above XON, it's possible that word is "TRIM". "Trim" is a word sometimes used to recalibrate sensitive sensors, such as accelerometers, which fits with the theme of other keywords in that section.