Email:
Password:
Remember Me |
Create Account
(Free)
Consulting Services
The 8052.com Book
Message Forum
8052 Forum
Chat Board
Forum Rules (Read!)
Tutorials
Tutorials Index
8051/8052 Tutorial
16-Bit Math
LCD Programming
8051 Instruction Set
News
Back to Subject List
Old thread has been locked -- no new posts accepted in this thread
???
09/25/06 08:09
Read: times
#124970
- try it with a decent reset IC
Responding to: ???'s
previous message
List of 52 messages in thread
Topic
Author
Date
AT89S8252-24PI
01/01/70 00:00
Questions
01/01/70 00:00
Better answer
01/01/70 00:00
The newer they are, the faster they become...
01/01/70 00:00
Pictures
01/01/70 00:00
try a reset cct
01/01/70 00:00
Reset Generator
01/01/70 00:00
read the reset spec's for your part
01/01/70 00:00
RC-reset circuitry is always critical!
01/01/70 00:00
Doing the math
01/01/70 00:00
a confusion
01/01/70 00:00
I don't like 'em, but it's built into the DS89C4x0
01/01/70 00:00
Power-on problem reported for DS89C440!
01/01/70 00:00
They're discontinuing the '440 anyway ...
01/01/70 00:00
Trouble with inproper reset circuits
01/01/70 00:00
Interesting ...
01/01/70 00:00
This is why....
01/01/70 00:00
why heresy
01/01/70 00:00
already comented in other thread
01/01/70 00:00
Still not completely relevant.
01/01/70 00:00
apples and oranges.
01/01/70 00:00
Sometimes you feel like a nut. Sometimes you don\'t
01/01/70 00:00
reset FAQ
01/01/70 00:00
Can publish it for you
01/01/70 00:00
Here comes the picture...
01/01/70 00:00
Picture
01/01/70 00:00
Isn't needed at VPP
01/01/70 00:00
Solder side
01/01/70 00:00
Second attempt
01/01/70 00:00
Ok, last try
01/01/70 00:00
Hmmm
01/01/70 00:00
Picture of solder side
01/01/70 00:00
a few quick tests
01/01/70 00:00
bigger cap\'s maybe?
01/01/70 00:00
Yes Marcia, they do oscillate!
01/01/70 00:00
Who's Marcia?
01/01/70 00:00
It's like op-amp's
01/01/70 00:00
Required equipment
01/01/70 00:00
it MUST go
01/01/70 00:00
p0 not a good idea
01/01/70 00:00
check with a scope AND a pullup, then :-)
01/01/70 00:00
Re: questions
01/01/70 00:00
programmer
01/01/70 00:00
try it with a decent reset IC
01/01/70 00:00
Possible solution
01/01/70 00:00
Possible solution?
01/01/70 00:00
"Increase your org?" What does that mean?
01/01/70 00:00
Sorry Russ,
01/01/70 00:00
no it has not
01/01/70 00:00
what he means is ...
01/01/70 00:00
ORG. $25??
01/01/70 00:00
aren't you fortunate
01/01/70 00:00
Back to Subject List