Hello Unregistered ,
Hello, thank you for visiting the picbasic users forum. Just a little note to remind you that, if your have registeted for a user account and you have not logged in and posted a message, unused accounts are deleted from time to time.
We track user account usage. As part of our general maintenaince and to meet the GDPR requirments, we have elected to delete user accounts that are unused.
We define unused as:
NOT haveing ever posted a message on the forum
AND
NOT having logged in for more than 360 days.
If you find that your account is deleted, because of inactivity, you will need to contact the forum administrator to have the account re-instated. email: [email protected]
Am I the only person that can't stand having VSS above, and VDD below? I had to go and fix the caps so VDD was above, and VSS below. 9670
This is my offer for the smallest design on the MCP23017 I/O expander in bi-directional mode: 9667 It's possible to smoosh an SOIC with 0603 SMD down to 23mm x 107mm (0.9in x 4.2in), with no...
The original project was just a personal home alarm system. But now I'm designing a controller for flight sim that I plan on marketing. I'm considering using a combination of everything said in...
Car automakers had to do it with better electrical characteristics I guess. I'd also choose 2 wires USART classic setup. Tested and guarrateed to work just fine. Ioannis
I saw a mention further up the thread about 1-wire comm. OBD-II signal protocols. ISO 9141-2. This protocol has an asynchronous serial data rate of 10.4 kbit/s. It is somewhat similar to RS-232;...
Me too. But if I removed my post, the thread closed again. :)
could do......... 1) ' restarting: pause 1000 ............... wait a second or 2 to reset all @ RESET ' or 2)................ if all slaves are on same 5 or 3 volt supply, then use a small...
A tri-state general I/O pin on the master. Output low = reset Input = do nothing I can't say. This is all theory for now, but is supported by posts on google and a forum elder,...
But will that work if the slave is caught in a loop or some such? I'm aiming for a complete reset with no decision from the slave.
This comm scheme sounds like ISO-9141. Been around for years.
loop:
Re: I/O expanders
Am I the only person that can't stand having VSS above, and VDD below?
Demon Today, 21:05I had to go and fix the caps so VDD was above, and VSS below.
9670