How to implement simple actions with CoAP in a structure with multiple nodes?...
I plan to create a structure that has an user app and multiple nodes. User can control and message with nodes by using user app. I have to use CoAP communication protocol in communication module in...
View Articlecan i interface profinet protocol to ethernet interface?
i have a profinet device and an Ethernet port which is dedicated for KNX protocol. can i connect my profinet device to this Ethernet port?
View ArticleIR Protocols: Start Bit Meaning
For the past weeks I’ve been learning about IR protocols. I’ve been searching the web about these protocols and I’ve found great databases about them, such is SBProjects. I’ve notice that some...
View ArticleCan we implement our own stack in any of XBee modules? [on hold]
Can we implement any other open source stacks like ZBOSS etc. in XBee modules? I want to customize the stack, so which XBee modules are suitable for this?
View ArticleCamera MIPI understanding [closed]
A camera in a board is connected to it using MIPI CSI2 lines. How does it transfer the frames to the RAM? It would be good if I could vizualise the connections.
View ArticleExact definition of Sec-Websocket-Key in Websocket Protocol
I’m wondering what the exact definition of the header-field Sec-Websocket-Key is. The field is used for Websocket connections. The client asks the server to upgrade from HTML to Websocket. The request...
View ArticleExposing blocking API in golang?
I have a golang library that abstracts a network service (think IRC-alike). The network server produces events which users of my library should consume. I’m using blocking network calls internally. I...
View ArticleIs it rational to convert protobuf into json to send it to a web server?
Protobuf is a good thing, it allows c++ devs to not bother with class serialization/deserialization, is fast and .proto format is very nice. It also allows automatic data validation. But the messages...
View Articleconflict free sync protocol with offline clients?
reading on the taskd server, it is a central server where clients can update a to-do list. The clients can edit the list offline and then sync with the central server, and the authors claim “conflict...
View ArticleSince SPI contains data and clock, this makes it “source synchronous” doesn't...
I read in a Xilinx application note that as data rates became faster became developed source synchronous transfer technique and later came the self-synchronous methods that make use of 8b-10b or some...
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