929 B
Introduce
This is ymodem protocal. According to it, the sb rb application is realized, which is used to send files and receive files respectively
Usage
In the ubuntu system, lszrz needs to be installed, can use sudo apt install lszrz.
Use minicom to communicate with the board.
Sendfile to pc
use sb command like this nsh> sb /tmp/test.c ..., this command support send multiple files together
then use <Ctrl + a> , r chose ymodem to receive board file.
Sendfile to board
use rb cmd like this nsh> rb, this command support receive multiple files together
then use <Ctrl + a> , s chose ymodem, then chose what file need to send.
help
can use sb -h or rb -h get help.
Debug
Because the serial port is used for communication, the log is printed to the debug file
you can use CONFIG_SYSTEM_YMODEM_DEBUGFILE_PATH set debug file path.