Escape sequence configuration register 0
| SEPER_CHAR | This register is used to define separators to encode data packets. The default value is 0xC0. |
| SEPER_ESC_CHAR0 | This register is used to define the first character of SLIP escape sequence. The default value is 0xDB. |
| SEPER_ESC_CHAR1 | This register is used to define the second character of SLIP escape sequence. The default value is 0xDC. |