From 209e61d7d73f51de361d507da1ce41166122a33a Mon Sep 17 00:00:00 2001 From: Duncan Smith Date: Sat, 12 Jun 2010 20:43:38 -0700 Subject: More instructions added, stubs created for IO operation. --- ports.asm | 9 +++++++++ 1 file changed, 9 insertions(+) create mode 100644 ports.asm (limited to 'ports.asm') diff --git a/ports.asm b/ports.asm new file mode 100644 index 0000000..4ca60f7 --- /dev/null +++ b/ports.asm @@ -0,0 +1,9 @@ + ;; Routines to process OUT and IN instructions. This is the + ;; bit that's unique to TI calculators. + + ;; Port is in d0, byte is in d1 +port_in: + rts + +port_out: + rts -- cgit v1.2.3