Recent questions tagged serial

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serial port - Parsing time-delimited UART data

When trying to correctly reverse-engineer and decode data on a UART connection, I have arrived at the following ... is a packet type). See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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serial port - Raspberry Pi UART program in C using termios receives garbage (Rx and Tx are connected directly)

I have a simple program written in C which uses termios to send a basic string to the Raspberry Pi UART and ... . Where am I going wrong? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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serial port - C#: Timeout on SerialPort.Open?

I have an autodetect thread that tries to open the ports in order and match the received data, thus ... on the SerialPort.Open function? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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serial port - Pyserial problem with Arduino - works with the Python shell but not in a program

All right, so I am positive my Arduino circuit is correct and the code for it. I know this because when I use ... it is supposed to. Any ideas? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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serial port - Windows UWP Windows.Devices.SerialCommunication.SerialDevice Not working

Is it just me, or is this a bug? serialPort = await SerialDevice.FromIdAsync(Id); serialPort is always null, even ... your help and advices.... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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serial port - Sysinternals' Portmon: Error 2

When I try to connect to local ports, Computer -> Connect local, using Portmon v. 3.02, I'm getting an error ... . How can I fix this problem? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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serial port - How to read a string value with a delimiter on Arduino?

I have to manage servos from a computer. So I have to send manage messages from computer to Arduino. I need ... work. What's the problem? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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481 views

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serial port - How to programmatically find all available Baudrates in C# (serialPort class)

Is there a way to find out all the available baud rates that a particular system supports via C#? This ... want to list these programmatically. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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702 views

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serial port - .NET SerialPort DataReceived event not firing

I have a WPF test app for evaluating event-based serial port communication (vs. polling the serial port). The problem ... , I think it's solved. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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584 views

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serial port - What is the difference between DTR/DSR and RTS/CTS flow control?

What's the difference between DTR/DSR and RTS/CTS hardware flow control? When is each one used? Why do we need ... of hardware flow control? :) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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670 views

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serial port - How can I set a custom baud rate on Linux?

I want to communicate over my serial port on Linux to a device with a non-standard-baud rate that is not ... -value without changing the kernel? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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400 views

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serial port - MacOS: what's the difference between /dev/tty.* and /dev/cu.*?

Each serial device shows up twice in /dev, once as a tty.* and once as a cu.*. What is the cu.* device? ... 4 Dec 25 18:00 /dev/tty.usbmodem621 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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