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jianglk.darker
7ee447c011
|
7 months ago | |
|---|---|---|
| .. | ||
| CMakeLists.txt | 7 months ago | |
| README.md | 7 months ago | |
| minimal-raw-file.c | 7 months ago | |
README.md
lws minimal raw serial example
This demonstrates adopting a file descriptor representing a serial device into the event loop, printing a string on it every couple of seconds and showing any serial that is received.
The serial terminal is configured for 115200 8N1.
$ ./lws-minimal-raw-serial <tty, eg, /dev/ttyUSB0>
build
$ cmake . && make
usage
[2019/12/08 16:30:53:4436] U: LWS minimal raw serial
[2019/12/08 16:30:53:5016] E: callback_ntpc: set up system ops for set_clock
[2019/12/08 16:30:54:8061] N: callback_ntpc: Unix time: 1575822654
[2019/12/08 16:30:54:8253] N: LWS_CALLBACK_RAW_ADOPT_FILE
[2019/12/08 16:30:54:8364] N: callback_ntpc: LWS_CALLBACK_RAW_CLOSE
[2019/12/08 16:30:54:8456] N: LWS_CALLBACK_RAW_WRITEABLE_FILE
[2019/12/08 16:30:56:8455] N: LWS_CALLBACK_RAW_WRITEABLE_FILE
[2019/12/08 16:30:58:8460] N: LWS_CALLBACK_RAW_WRITEABLE_FILE
[2019/12/08 16:30:59:1570] N: LWS_CALLBACK_RAW_RX_FILE
[2019/12/08 16:30:59:1604] N:
[2019/12/08 16:30:59:1641] N: 0000: 62 b
[2019/12/08 16:30:59:1644] N:
[2019/12/08 16:31:00:8463] N: LWS_CALLBACK_RAW_WRITEABLE_FILE
[2019/12/08 16:31:01:6392] N: LWS_CALLBACK_RAW_RX_FILE
[2019/12/08 16:31:01:6397] N:
[2019/12/08 16:31:01:6407] N: 0000: 65 e
[2019/12/08 16:31:01:6411] N:
[2019/12/08 16:31:02:8463] N: LWS_CALLBACK_RAW_WRITEABLE_FILE
... .
The remote serial connection will show the string sent every 2s.