1# lws minimal raw serial example 2 3This demonstrates adopting a file descriptor representing a serial device 4into the event loop, printing a string on it every couple of seconds and 5showing any serial that is received. 6 7The serial terminal is configured for 115200 8N1. 8 9 10``` 11 $ ./lws-minimal-raw-serial <tty, eg, /dev/ttyUSB0> 12``` 13 14 15## build 16 17``` 18 $ cmake . && make 19``` 20 21## usage 22 23``` 24[2019/12/08 16:30:53:4436] U: LWS minimal raw serial 25[2019/12/08 16:30:53:5016] E: callback_ntpc: set up system ops for set_clock 26[2019/12/08 16:30:54:8061] N: callback_ntpc: Unix time: 1575822654 27[2019/12/08 16:30:54:8253] N: LWS_CALLBACK_RAW_ADOPT_FILE 28[2019/12/08 16:30:54:8364] N: callback_ntpc: LWS_CALLBACK_RAW_CLOSE 29[2019/12/08 16:30:54:8456] N: LWS_CALLBACK_RAW_WRITEABLE_FILE 30[2019/12/08 16:30:56:8455] N: LWS_CALLBACK_RAW_WRITEABLE_FILE 31[2019/12/08 16:30:58:8460] N: LWS_CALLBACK_RAW_WRITEABLE_FILE 32[2019/12/08 16:30:59:1570] N: LWS_CALLBACK_RAW_RX_FILE 33[2019/12/08 16:30:59:1604] N: 34[2019/12/08 16:30:59:1641] N: 0000: 62 b 35[2019/12/08 16:30:59:1644] N: 36[2019/12/08 16:31:00:8463] N: LWS_CALLBACK_RAW_WRITEABLE_FILE 37[2019/12/08 16:31:01:6392] N: LWS_CALLBACK_RAW_RX_FILE 38[2019/12/08 16:31:01:6397] N: 39[2019/12/08 16:31:01:6407] N: 0000: 65 e 40[2019/12/08 16:31:01:6411] N: 41[2019/12/08 16:31:02:8463] N: LWS_CALLBACK_RAW_WRITEABLE_FILE 42... . 43 44``` 45 46The remote serial connection will show the string sent every 2s. 47