Divisor Latch LSB. Least significant byte of the baud rate divisor value. The full divisor is used to generate a baud rate from the fractional rate divider (DLAB =1).
DLLSB | The UARTn Divisor Latch LSB Register, along with the UnDLM register, determines the baud rate of the UARTn. |
RESERVED | Reserved. Read value is undefined, only zero should be written. |