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blank screen after banner
#1

Hello, I now have my RX unit assembled and have successfully programmed it. I have the BMP180 and dht22 connected.

When I boot it up, I get the initial banner and the row of hearts across the screen, Then the display goes blank. Shouldn't I be able to see at least inside temp and humidity and pressure on the LCD?

Chaos Manor Weather
Mount Evelyn, Australia
http://www.sdsnet.net/weather/cumulus/indexframe.htm

LaCrosse WS-2300, until I have a Weatherduino Pro2 running.
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#2

(05-06-2015, 14:38)Stuarts Wrote:  Hello, I now have my RX unit assembled and have successfully programmed it. I have the BMP180 and dht22 connected.

When I boot it up, I get the initial banner and the row of hearts across the screen, Then the display goes blank. Shouldn't I be able to see at least inside temp and humidity and pressure on the LCD?

Hello, do you already have the RTC connected?
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#3

As far as I recall from my experience nothing will show up without a TX connected. A couple of fast clicks in the push button should show you the "System Information".

There's a special commented out line of code somewhere you can use to see the inside values. Werk_AG has explained it in the past. Try to do a search.
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#4

I have the RTC connected, but unfortunately mine came without a battery. I'll pick up one tomorrow. I did discover that a double click gave me the system information for the TX. I'll build the TX tomorrow and hopefully with the battery, That will solve my issues.

I'm also seeing the issue where plugging in the USB causes a reboot. I have a jumper installed on VP1.

Opening the serial monitor in the Arduino software causes a reboot as well.

I've checked the connectivity of the VP1 pins to reset and R7. I haven't at this point checked that I see the 5v on the VP1 pin as its currently 01:49am.

Chaos Manor Weather
Mount Evelyn, Australia
http://www.sdsnet.net/weather/cumulus/indexframe.htm

LaCrosse WS-2300, until I have a Weatherduino Pro2 running.
Reply
#5

(05-06-2015, 14:38)Stuarts Wrote:  When I boot it up, I get the initial banner and the row of hearts across the screen, Then the display goes blank. Shouldn't I be able to see at least inside temp and humidity and pressure on the LCD?

Hi,
This is certainly one of the most FAQ.
With v013 software, the display is only updated when the RX unit receives any valid data packet from the TX. I recognize that this behavior could be a little frustrating to everyone that have just finished to build the system and want to test it. I have changed it in software v1.4, that should be available in a few days.
As said by others above, for testing purposes, there is a way to overcome this behavior just uncommenting a line on the code.

Quote:I'm also seeing the issue where plugging in the USB causes a reboot. I have a jumper installed on VP1.

Opening the serial monitor in the Arduino software causes a reboot as well.

This is an important issue, that need to be fixed before anything else.
What USB chipset your Arduino have? FTDI or CH340?

My guess is that your are using an Arduino with a CH340 chipset, but at R3/C3, instead of a 100nF capacitor you have installed a 120 Ohm resistor. Please check this and give some feedback.

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#6

(05-06-2015, 14:38)Stuarts Wrote:  When I boot it up, I get the initial banner and the row of hearts across the screen, Then the display goes blank.

Mine does precisely the same thing - but, as Werk_AG has said - the display refreshes when it receives the first packet from the transmitter. For the record, my Tx doesn't have any sensors as yet, but it still wakes up the display on the receiver.
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#7

Quote:Mine does precisely the same thing - but, as Werk_AG has said - the display refreshes when it receives the first packet from the transmitter. For the record, my Tx doesn't have any sensors as yet, but it still wakes up the display on the receiver.

Thanks for that. To the TX it is. Hopefully solved this afternoon.

Chaos Manor Weather
Mount Evelyn, Australia
http://www.sdsnet.net/weather/cumulus/indexframe.htm

LaCrosse WS-2300, until I have a Weatherduino Pro2 running.
Reply
#8

As I said, this (frustrating) behavior was changed in the upcoming WeatherDuino Pro2 RX v1.4, to be released in the next few days, until then, just for testing you can uncomment the line 445 (WeatherDuino Pro 2 RX v013 b015).

Code:
//Update_Display(); // HERE JUST FOR TESTING

This will make your screen is updated every minute, even when it is not receiving any data from the TX unit.

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