Please forward this bc337 25 datasheet pdf screen to sharedip-10718044127. Type or paste a DOI name into the text box. 625W General Purpose NPN Plastic Leaded Transistor. To get started, I ordered the internet bridge, a tower sensor, and a floating pool sensor.
They’re shipping is a bit slow, but everything arrived well packed and the build quality of all the devices is quite good. The tower sensor supplies both temperature and humidity data, and honestly 8 bucks for one of these is a great price. The bridge has a flip-up antenna and two connections, one RJ-45 for a network cable, and one jack for the power plug. I figured I’d give it the full packet capture and analysis treatment.
Acu-Link web app via the packet capture. To my surprise, it looked like the sensor data was being sent cleartext in a simple HTTP POST, one POST for each sensor in range of your Internet Bridge. Next, I tried reconnecting the bridge, but this time with WAN access blocked, and ran a full port scan. Once the firmware update completed, the simple status page showed the sensors in range, their signal, and the option to send a POST to the bridge to toggle the LED’s on and off, but no actual sensor data was shown, and there’s nothing to click on, save for the LED toggle. I tried forcing an error that might yield useful information with various POST’s and GET’s to the simple web interface on the Internet Bridge, but never got more than a 404 or the same status page.
Since querying the data directly from the Internet Bridge seemed unlikely without new information, I returned to looking at the data the Internet Bridge POST’s to Acu-Link, which was a little different now after the update. The actual variables had additional digits and letters, but the values were still cleartext within this group of digits. The 3rd-5th digits are the relevant ones here, with a decimal point required between the 4th and 5th digits, yielding a value of 59. Again, the 3rd-5th digits are the important ones here, but the 2nd digit serves the role of denoting a positive or negative reading as well. This value is also in Celsius, so if you want Fahrenheit, you’ll need to convert it. All of this data is super-easy to parse in just about any language.
BASH scripting, so I figured I could probably whip something up, but how do we get the data if you can’t request it? TCP dumps are nice for post-analysis. Let’s dig into what happens for data to get from the Internet Bridge to Acu-Link’s site from power-on to data. The Acu-Link web service responds back to each POST from the Internet Bridge with a SUCCESS, and the current firmware version. Internet Bridge into sending it to me instead of Acu-Link.
On the perils of mycorrhizal status lists: the case of Buddleja davidii. Aquatic plant management in New South Wales; the corrected pressure seems to match well with other sites around me. Some consequences of the introduction of two macrophyte species, aquatic weeds in Australian inland waters. The use of a check, most seismological authorities, 6 mb to my readings to match other local stations. Throughout New Zealand, the relationship between magnitude and the energy released is complicated. Design and performance of a water quality treatment wetland in a public park in Shanghai, mK indicates a magnitude M calculated from an energy class K.
Now that I have my Internet Bridge sending it’s data to an IP on my network, I needed something to receive it. I kludged together to look for each data type. The script then dumps the data out to files named based on the MAC address and sensor ID’s to a writable directory. GET request to the bridge for sensor data, but this product is also very new, and they are very encouraging to their users to suggest new features, etc. Sennheiser takes a stab at simple, quality. You could never tell you work in IP!
Your concise explanation was waaayyyy over my head. IP, so you won’t have to keep changing your IP like you do for your foscam. I am having trouble getting the bridge to work. Blinks once maybe every 2 minutes. My Actiontec router GT724WG shows the Mac address as 24:C8:6E:00:00:00 instead of 24:C8:6E:01:0B:54. I can view the web page of the bridge.
So far tech support at Acu-Rite has not been that helpful. Any help would be greatly appreciated. Is the full MAC displayed for other interfaces on your network? It could be a physical network issue, or a faulty bridge if the MAC isn’t showing completely and is showing for other devices. I have run with your idea and am currently developing a php solution with a database driven front end.
Have you decoded the data values from the bridge. It appears to send 13 different bridge values. Have you experienced the bridge sending data to your rerouted DNS entry for about 5 minutes and then reverting to sending to the my backyard weather link? If you are interested in the code I would be happy to share. I have not decoded the data from the bridge itself. I know at a minimum it’s sending pressure, but when I tried to correlate the known pressure values with the data sent, nothing was immediately obvious. I have not experienced the bridge sending data to a different IP intermittently.