Forums / Project Help / 8255 - Rickey's World of Microcontrollers & Microprocessors

Discussion in "Project Help" started by vijay_zone1087 Sep 11, 2006.

ajay_bhargav

Site Owner

Sun Sep 24 2006, 05:14 am

Please download the code + schematic from the download section.
go to: 8051 codes
if you find any problem please post it in the forum.

Junied

[ Fresher ]

Mon Sep 25 2006, 12:08 am

#12

Excellent work rickey!
just i request u to do one thing
try to blink port a ,port b,portc or any one port so that we get an idea to use the port pins !

ajay_bhargav

Site Owner

Mon Sep 25 2006, 12:52 am

#13

the code contain the program to bink PC.7 see it.

ajay_bhargav

Site Owner

Mon Sep 25 2006, 09:25 pm

#14

please reffer to the datasheet of 8255 for more information on ports and other stuff!

vijay_zone1087

[ Fresher ]

Thu Sep 28 2006, 11:16 pm

#15

thanks rickey for u r schematic i will surely try to assemble it
thanks once again

ajay_bhargav

Site Owner

Thu Sep 28 2006, 11:18 pm

#16

you are welcome. if you want anymore help on this.. feel free to post.

vijay_zone1087

[ Fresher ]

Thu Sep 28 2006, 11:31 pm

#17

rickey i was going through ur library of i2c and uart,24c16
they r really interesting and i am looking forward to use them but i want apprpriate schematic and help to implement them
i really appericiate ur work!
if u can help me it will be a pleasure for me !
regarding 8255 its in the process now soon i will give u its result if u can include i2c and uart in the same schematic it will be great then!

ajay_bhargav

Site Owner

Thu Sep 28 2006, 11:57 pm

#18

you can do that.. there is nothing to add

just two pins any two pins can be used. and.. for I2C communication. you can take a look at the clock project and see how it is connected. and we will try our best to help you out.