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multiplexers threshold
I have a multiplexer (sn74lv4052a) I plan to do quite a few switching with at a very fast rate (24/7). Where on the data sheet can I get an idea of time in-between switches it...
Wednesday, 12 April 2017 - 12:29
experementing with bt
So. I'm looking for an option to pair with bluetooth hosts. I'd like to use avr-gcc for programming and to use a bootloader. The goal of the project is to take data from a co-chip...
Monday, 3 April 2017 - 18:44
out smarting a locked in design.
The question is almost not worth posting but the answers and ideas here never cease to amazing me. So what the hell...   I have this.   The connection on the upper...
Sunday, 29 January 2017 - 18:34
atari trackball
 I'm poking around on the net a bit and from what I found you supply power and read (digitally from what I have read) a direction and amount. There are 5 pins in this thing...
Saturday, 28 January 2017 - 00:10
many eeprom writes bad?
 I was planning to use eeprom as a tool to save data but was a bit concerned this may have undesired results. For reference I'm using an atmega328 as a USB interface. If I go...
Sunday, 15 January 2017 - 05:18
using multiplexer for CAN
I'm trying to reroute a signal from a can chip to a few transceivers. I picked up a multiplexer (SN74LV4052A) and set up the inputs for the function modes accordingly. I'm not...
Wednesday, 21 December 2016 - 14:31
multiple can buses (switchable)
I'm looking to make a switchable can bus circuit. The plan is either one transceiver out with relays to switch to the different can pins or a quad transceiver using the enable...
Thursday, 15 December 2016 - 13:34
error in bootloader code for mega328.
*******after all the topic conversation the actual errors points to the source code. See post 52 on page 2. *******         I'm using a 328p chip with a USB...
Sunday, 11 December 2016 - 18:09
need some help with the old game port pot routine.
Back in the day a very common trick to measure pots was with a VR method. I'm trying to accomplish this without a 555 timer using just a micro controller and cap. I'm thinking...
Saturday, 20 August 2016 - 01:57
wave for just flipped on me?
I wrote a piece of code to interface with an IC that latched on to a wave form. I just resurrected this project and it's not working. Looking at the data I see I was latching on...
Saturday, 13 August 2016 - 03:30
Need to power mcu2 from mcu2 via pin.
I have a device that has some type of IC in it, this is unknown for the moment.  I can power this IC up with usb power but I need to use a pin from my atmega328 portd. ...
Saturday, 13 August 2016 - 01:11
simple communication between two mcu's wirelessly .
I have two avr mega chips that I want to communicate between. Each mcu is its own device. The communication will only contain two states. The communication will need to have a pin...
Friday, 22 July 2016 - 16:23

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