16 votes
Accepted

Cheap IoT microcontroller with PoE

Orange Pi Zero is cheap (7$ + shipping), can be hacked to run on passive PoE, supports TCP/UDP over on-board ethernet and wireless and has a few I/Os. It's not exactly a microcontroller in my book, ...
Ludwig Schulze's user avatar
11 votes

Cheap IoT microcontroller with PoE

You do not need PoE for your setup. Just use two wires from Ethernet cable to power your controllers. Ethernet cables have four unused wires: 4 (blue), 5 (white with blue), 7 (white with brown) and 8 ...
Igor Bljahhin's user avatar
11 votes
Accepted

ESP8266 with ethernet connection

The simplest solution is to add an external ethernet interface driven over SPI, as used in this example. It's also possible to bit-bang the ethernet interface directly, as decsribed in this article, ...
Sean Houlihane's user avatar
10 votes

ESP8266 with ethernet connection

The ESP8266 was not designed with an Ethernet MAC, but this should not stop you. However, as Sean has said, it imposes a set of pretty severe restrictions on you. You say that you wish to stay with ...
David Freitag's user avatar
9 votes

Cheap IoT microcontroller with PoE

Arduino do a board with built in PoE, but at double the price of a Pi last time I looked, I would not consider it cheap. And sounds physically bigger than you are looking for. The is also the Arduino ...
hardillb's user avatar
  • 12.6k
5 votes
Accepted

Cheap PoE board with TCP/IP support

Well, I am a big fan of the Omega 2, which is not much bigger than a full size SIM card or SD card. It runs Linux, so there is your TCP/IP stack. It has a good spec and will set you back a whopping $...
Mawg's user avatar
  • 3,110
5 votes

Is there any surveillance camera that supports UDP broadcast upon motion detection?

The program MJPG_streamer has an UDP option. This program is commonly used with DIY security cameras running embedded Linux. This program does not allow motion detection however. You must sync the ...
GusGorman402's user avatar
4 votes

Cheap IoT microcontroller with PoE

The VoCore 2 + PoE dock will do this; I'm not sure if they're going to do another manufacturing run or not though.
askvictor's user avatar
  • 151
4 votes

What is a good reference for Ethernet Driver without an OS?

If you are sure about using ARM then you could have a look at Keil's Ethernet Drivers for ARM. It is quite promising. RL-TCPnet includes several Ethernet Network drivers. These are located in the ...
Bence Kaulics's user avatar
3 votes
Accepted

What is a good reference for Ethernet Driver without an OS?

It's a bit hard to tell what you're looking for when you ask for bare metal, particularly when you don't specify the architecture... For an embedded application, using a lightweight OS (depending ...
Sean Houlihane's user avatar
3 votes

Cheap IoT microcontroller with PoE

I list microcontrollers up to 30 EUR here. I'll keep looking and update this if I find something interesting. A really good solution would be something below 10 EUR, but I haven't found anything like ...
inf3rno's user avatar
  • 131
3 votes

Cheap IoT microcontroller with PoE

I was using Itead Iboard arduino based ethernet board, powered by passive PoE adapter. I bought them for 14$ each, poe adapters can be purchased for less than $1 on ebay. Since it is MCU based, it ...
gabonator's user avatar
  • 226
2 votes

Cheap IoT microcontroller with PoE

Today I found the W5500 Ethernet with POE IOT Board (Arduino Compatible) which is also available on Ali Express. However it has a price tag of ~$35.
wertzui's user avatar
  • 121
2 votes
Accepted

Does Orange Pi 5 have PTP hardware timestamping support?

Yes it does. https://forum.armbian.com/topic/26913-does-orange-pi-5-have-ptp-hardware-timestamping-support/#comment-160778 A kind user on the armbian forum, @royk, ran the ethtool command, and posted ...
mattzbot's user avatar
  • 131
1 vote

request plate number from Tattile camera

There is another StartTrigger command with the same command code but fix content. There is just gate_time_in_msand trigger_string. trigger_string is fix 32 bytes long and padding bytes and terminating ...
LeifSec's user avatar
  • 31
1 vote

Ethernet communication via Raspberry3

As @MaxDZ8 says, your question is very broad, but I'd like to encourage you, and this is something I'm also interested in. You should start small, perhaps with a simple system. You've mentioned an IP-...
Geoff's user avatar
  • 121
1 vote
Accepted

Connect Onion Omega2 to static ethernet

The given settings in /etc/config/network are correct. However, to apply the settings, it isn't sufficient to restart the network via /etc/init.d/network restart but also applying the DNS servers via /...
Abufari's user avatar
  • 31

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