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Re: Is 8bit enough?
Hi Friends.
One more inportant point !!!!
The key is an mechanical switch and when you press it
it not connected directily it make noise for few ms like 10ms-20ms (see datasheet of key)
you must after first detection of the key make a debounce (delay for key fix)
or if...
Hi friends. :)
Can some one help me i need the schematic + service manual
of MONITOR :
SAMSUNG SYNCMATER 900NF
model code: PG19NSBU
Best regards Gabby. :D
Re: i want to modify the source of BIOS either flash or eepr
Hi
You also can use flahdsik or disk on chip of few Mb to ...
they avaliable to connection to the ide and some board have also
a special location from them.
You can see components from m-system : www.m-sys.com
Best regards. 8)
Re: lcd driver + keypad
Hi.
if you want evryting you can do. 8) !!!
It is more simple to design that with a small uC like 8051,avr,pic. :D
But ... if you want do it with cpld you will need to make
two nice state macine 8O one for keyboard-search+debounce,
the second for installing the...
Hi
First we have know the current/resistanece of the relay and the beta of the transistor ,and afther it's
more simple to calculate the resistor.
But if you want you can use the fail input of the relay board so you
did not need broke the head with the resistor (of corse you need invert your...
Hi all.
First Ilya , the at89s8252 is nice i make some projects with him but
the 89RC51 ..RB,RD... are the new ver of the at89s8252
they are avaliable from phillips and also from atmel
They give you the option to be reprogramed from the uart(also the isp avaliable in some ver too)
and that more...
Hi
Some time you get fail :? from the norton from few case:
1. a broken installation - so you need uninstall all norton,
see in the add/remuve programs of the xp for other additional norton
prog that be remove like regitery,liveupdate, etc...
2. virus :twisted: - if a virus is in your system...
rtc coin lithium battery
Hi dainis.
When i say "LIMnO2 battery " i mean that is the chimestry of the CR2032
battery.
For the understand when say Lithium battery they are few kinds of battery
but the main chimical is the Lithium for example:
types of Lithium battery:
* Mannganese Dioxide...
rtc what meaning battery back up
Hi
First i can think that you can't get : "I get > 20 years!!"
1. because the standart LIMnO2 battery have a internal lose capacity 0f 5%
per year and also in function of temp.
2. the supplier give you out of date of the battery that is ~5-10 years
over...
Hi
If you need small hd (based flash also in small capacity)
look at www.m-sys.com
they have a lot of APPLICATIONS also ide and io interface
you can find DISK ON CHIP from size of 7mmX10mm of 64mbyte(the smallest called G3)
and other.
for ide small size see:
**broken link removed**
Best regards.
Hi.
First whick kind of parallel interface?
You can use a simple uc like pic or 8051 famililar to make for you
the translation from serial to parallel with a simple program.
Best regards. 8)
Hi 7rots51.
8O 3000meter or more is a long of way for industrial line network.
Most solutions that you are looking for them like rs485, can ...
are for more low distance.
For the distance you are looking in phisical line try some solutions
form the telephony central interface like...
ic,w3100a,tcp/ip+mac
Hi PIN
I buy also the module of 7010 and also the 7100,
i find the prog util and source for the evb but i'am looking
now for schematics of 7010 and 7100 and also for the source code of
the 7100.
If you can help me with some of that additional info that i look for it
it...
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