??? 09/15/05 07:38 Read: times |
#101083 - My solution! Responding to: ???'s previous message |
;for reading:
call read_from_port_1 anl a,#0f0h swap a ;now a is p1.7...p1.4 ;for writing: mov a,data call write_to_port_1 write_to_port_1: mov p1.0,acc.0 mov p1.1,acc.1 mov p1.2,acc.2 mov p1.3,acc.3 ret read_from_port_1: mov acc.7,p1.7 mov acc.6,p1.6 mov acc.5,p1.5 mov acc.4,p1.4 ret |
Topic | Author | Date |
Week puzzle IV | 01/01/70 00:00 | |
In my opinion | 01/01/70 00:00 | |
no | 01/01/70 00:00 | |
Bufff!! then TRB | 01/01/70 00:00 | |
Me and my shadow, walking down the aven | 01/01/70 00:00 | |
You & your shadow | 01/01/70 00:00 | |
http://www.coleporter.org/ | 01/01/70 00:00 | |
it's a hint | 01/01/70 00:00 | |
Well | 01/01/70 00:00 | |
you got it | 01/01/70 00:00 | |
Just OR with ones | 01/01/70 00:00 | |
how? | 01/01/70 00:00 | |
a simple solution: | 01/01/70 00:00 | |
not atomic | 01/01/70 00:00 | |
atomic not possible in general !![]() | 01/01/70 00:00 | |
My solution! | 01/01/70 00:00 | |
Wrong | 01/01/70 00:00 | |
not atomic | 01/01/70 00:00 | |
Ok, here is the shadow | 01/01/70 00:00 | |
only four bits | 01/01/70 00:00 | |
2 Hints! | 01/01/70 00:00 | |
Oh boy, do you need some bible time | 01/01/70 00:00 | |
re: 2 Hints! | 01/01/70 00:00 |