arminb
  • Member for 9 years, 10 months
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  • Wien, Österreich
What is Clock Data?
1 votes

Serial ports are asynchronous (no clock data is transmitted) Asynchronous communication protocols don't have a separate clock signal. Both transmitter and receiver side agree on a clock. Only the ...

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Is there a common message protocol for sensor data on top of MQTT-SN?
1 votes

Media Types for Sensor Markup Language (SENML) may be interesting for you. Chapter 6.1.1. gives you an example: {"e":[{ "n": "urn:dev:ow:10e2073a01080063", "v":...

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Is that possible to run AC motor through website?
Accepted answer
1 votes

I'll hold my answer as general as you asked your question: get a Raspberry Pi or something similar set up Apache2+PHP get a very strong relay which can switch on the AC motor and can take an input of ...

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PIC16F877a input always true
0 votes

If you press a button, you feed the appropriate input pin with +5V. Because of the internal pull-ups the micorontroller wants to keep the +5V signal at the input pin. That means if you release the ...

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ATmega168: UART 8 data bits, no parity, 1 stop bit
Accepted answer
-1 votes

I solved the problem by using an external oscillator. It seems that the internal oscillator is too imprecise for UART communication.

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