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Forum: DIY Projects 09-14-2014, 08:24 PM
Replies: 128
Views: 12,515
Posted By jimmayhugh
Here's a quick shot of two TeenyNetGLCD boards...

Here's a quick shot of two TeenyNetGLCD boards running as 1-wire slaves under TeensyNet control (pardon the mess :o ). I have 4 thermos and 22 switches running, and am monitoring and displaying 8...
Forum: Sponsor Giveaways 09-10-2014, 10:55 AM
Replies: 1,974
Views: 30,833
Posted By jimmayhugh
I'm IN!!

I'm IN!!
Forum: DIY Projects 08-24-2014, 07:12 PM
Replies: 35
Views: 2,355
Posted By jimmayhugh
A better solution might be to use some of the...

A better solution might be to use some of the GPIO pins and a SSR to turn the LEDs on only for the very short duration required to take the photo. This reduces exposing the beer to UV.:D
Forum: DIY Projects 08-24-2014, 06:25 PM
Replies: 128
Views: 12,515
Posted By jimmayhugh
TeensyGLCD

Here's a link (http://www.teensynet.com/teensynet-hardware/teensyglcd/) to a page on my TeensyNet (http://www.teensynet.com) site showing a test of the 7" GLCD board running as a 1-Wire Slave, and...
Forum: DIY Projects 08-17-2014, 03:58 PM
Replies: 128
Views: 12,515
Posted By jimmayhugh
It's been a while since I last posted, so here's...

It's been a while since I last posted, so here's an update:

I think I've devised a fairly simple way to break out all the available pins of the Teensy3.1...
Forum: Sponsor Giveaways 08-07-2014, 11:43 PM
Replies: 2,313
Views: 89,989
Posted By jimmayhugh
in

in
Forum: Sponsor Giveaways 07-26-2014, 05:01 PM
Replies: 1,540
Views: 45,244
Posted By jimmayhugh
I'm IN!!

I'm IN!!
Forum: DIY Projects 07-13-2014, 05:39 PM
Replies: 128
Views: 12,515
Posted By jimmayhugh
In your teensyduino IDE directory, you need to...

In your teensyduino IDE directory, you need to find "libraries/Ethernet/utility/w5100.cpp" open that file with a text editor and look for the line:

#define W5200_RESET_PIN 9


and change it to:...
Forum: DIY Projects 07-12-2014, 06:57 PM
Replies: 128
Views: 12,515
Posted By jimmayhugh
If you attach the action board to the mini-lan on...

If you attach the action board to the mini-lan on the TeensyNet board without the DS18B20, are the DS2406 chips found using this program...
Forum: DIY Projects 06-29-2014, 03:22 PM
Replies: 128
Views: 12,515
Posted By jimmayhugh
Trust me, I know all about that. ;) I have...

Trust me, I know all about that. ;)

I have several Jeweler's Loupes, and two table lights with BIG magnifying lenses. :D
Forum: DIY Projects 06-28-2014, 08:49 PM
Replies: 128
Views: 12,515
Posted By jimmayhugh
That's pretty odd. I've subjected DS18B20s to a...

That's pretty odd. I've subjected DS18B20s to a lot of stress (plugged in backwards, overheated, etc), and they've all come out unscathed. I even get the cheap pre-made units from china...
Forum: DIY Projects 06-28-2014, 07:52 PM
Replies: 128
Views: 12,515
Posted By jimmayhugh
What do you mean by "pegging the multimeter"?? is...

What do you mean by "pegging the multimeter"?? is the voltage above 5v or just sitting at 5v?

Let's take one problem at a time. Remove the LCD from the circuit, and let's just get the Maxim...
Forum: DIY Projects 06-28-2014, 05:56 PM
Replies: 128
Views: 12,515
Posted By jimmayhugh
Looking back at your photo, it appears that you...

Looking back at your photo, it appears that you may have one of the action boards that was using 3v3 and 5v connections. I removed the 3v3 on subsequent designs and just used 5v for the mini-lan....
Forum: DIY Projects 06-28-2014, 03:38 PM
Replies: 128
Views: 12,515
Posted By jimmayhugh
Here's a PNG of the 5.2 schematic. I use Eagle...

Here's a PNG of the 5.2 schematic. I use Eagle for the boards. Q1 and Q2 are the BS170s that control the Data line.

http://www.teensynet.com/images/TeensyNet5.2.png
...
Forum: DIY Projects 06-27-2014, 07:46 PM
Replies: 128
Views: 12,515
Posted By jimmayhugh
If your signals are OK, use this program to check...

If your signals are OK, use this program to check for devices on the 1-wire mini-lan:


#include <OneWire.h>

// OneWire DS18S20, DS18B20, DS1822 Temperature Example
//
//...
Forum: DIY Projects 06-25-2014, 11:14 AM
Replies: 128
Views: 12,515
Posted By jimmayhugh
That's the one. Next step is to make sure...

That's the one.

Next step is to make sure that the level converters are working. When I used "economy brand" (read "cheap") BS170s I had about a 25% failure rate. Switching to a name brand like...
Forum: DIY Projects 06-24-2014, 01:41 AM
Replies: 128
Views: 12,515
Posted By jimmayhugh
Do you have a 4k7 (4700 ohm, any wattage, a...

Do you have a 4k7 (4700 ohm, any wattage, a little higher or lower is not a problem) resistor connected between the +5v and Data Line? That's needed, since the DS18B20 and DS2406 data lines are open...
Forum: DIY Projects 06-23-2014, 11:07 AM
Replies: 128
Views: 12,515
Posted By jimmayhugh
Same here Yuri. I don't disagree with the concept...

Same here Yuri. I don't disagree with the concept of modularizing the code, but there also need for a single file to help KISS for noobs.
Forum: DIY Projects 06-23-2014, 11:04 AM
Replies: 128
Views: 12,515
Posted By jimmayhugh
The values above the "setDebug" variable are just...

The values above the "setDebug" variable are just the bit that enables the debug value. So set "setDebug" to 0x00000018 in order to enable the "chipDebug" and "findChipDebug" values. When you are...
Forum: DIY Projects 06-22-2014, 09:23 PM
Replies: 128
Views: 12,515
Posted By jimmayhugh
OK, for the time being, remove the RPi from the...

OK, for the time being, remove the RPi from the equation, and connect the TeensyNet board to your computer. Start the Teensyduino/Arduino IDE, and open the TeensyNet.ino file. Set the "setDebug"...
Forum: DIY Projects 06-15-2014, 02:49 AM
Replies: 128
Views: 12,515
Posted By jimmayhugh
The Combo Action Board attaches to the 5v, Data,...

The Combo Action Board attaches to the 5v, Data, and GND lines on the Teensynet board. You can connect one or more DS18B20 Temp Probes to those same lines.

The LCD boards connect to the TeensyNet...
Forum: DIY Projects 06-08-2014, 06:50 PM
Replies: 42
Views: 12,572
Posted By jimmayhugh
I've used my insulated mash tun multiple times...

I've used my insulated mash tun multiple times now, and it works very well.

The only thing I haven't been happy with was the return. I finally settled on a stainless steel colander to help...
Forum: Sponsor Giveaways 06-06-2014, 02:00 PM
Replies: 2,173
Views: 66,651
Posted By jimmayhugh
In

In
Forum: Sponsor Giveaways 05-14-2014, 01:24 AM
Replies: 2,070
Views: 50,774
Posted By jimmayhugh
me, Me ME!!!!!

I'm in...
Forum: Automated Brewing Forum 05-01-2014, 02:03 AM
Replies: 12
Views: 1,290
Posted By jimmayhugh
Um, no it doesn't. It's a Maxim 1-wire interface...

Um, no it doesn't. It's a Maxim 1-wire interface (http://www.maximintegrated.com/products/1-wire/), a completely different animal. I2C supports a maximum of 128 devices, 1-Wire can support THOUSANDS...
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