Something
public text v1 · immutable.nolist
#include "ti83plus.inc"
#define ProgStart $9D95
.list
.org ProgStart - 2
.db t2ByteTok, tAsmCmp
b_call(_ClrLCDFull)
ld hl, 0
ld (PenCol), hl
ld hl, msg
b_call(_PutS) ; Display the text
b_call(_NewLine)
ret
msg:
.db "Hello world!", 0
.end
.end