With SEND command you can transmit an ASCII string to external UART of Carberry.
Optionally you can fit escape sequences into the string, to transmit special caracters.
UART SEND <ASCII_STRING>
Where <ASCII_STRING> is a maximum 256 characters len ASCII string.
Valid escape sequences are:
| Sequence | Meaning |
|---|---|
| \\ | Transmit a literal backslash, '\' |
| \a | Transmit Alert, ASCII code 7 (BEL) |
| \b | Transmit Backspace, ASCII code 8 (BS) |
| \f | Transmit Formfeed, ASCII code 12 (FF) |
| \n | Transmit Newline, ASCII code 10 (LF) |
| \r | Transmit Carriage return, ASCII code 13 (CR) |
| \t | Transmit Horizontal TAB, ASCII code 9 (HT) |
| \v | Transmit Vertical TAB, ASCII code 11 (VT) |
| \xhh | Transmit the hexadecimal value hh, where hh stands for a sequence of hexadecimal digits ('0'–'9', and either 'A'–'F' or 'a'–'f'). |
SEND command returns OK.
Transmitting a string terminating with Carriage Return plus Line Feed:
UART SEND Hello World!\r\n OK
Transmitting a string terminating with HEX chars 0xF1 0xCA:
UART SEND Other Special Characters \xF1\xCA OK