TinyUART
A 16C550 compatible UART component.
Features
The TinyUART is a 16C550 compatible UART implementation that provides a fully featured UART interface including flow- and modem control.
Registers
| Offset | Name | Size | Access | Description |
|---|---|---|---|---|
0x000 |
RBR | 1 | R | (DLAB=0) Receiver buffer |
0x000 |
THR | 1 | W | (DLAB=0) Transmitter holding register |
0x001 |
IER | 1 | R/W | (DLAB=0) Interrupt enable register |
0x000 |
DLL | 1 | R/W | (DLAB=1) Divisor latch (LSB) |
0x001 |
DLM | 1 | R/W | (DLAB=1) Divisor latch (MSB) |
0x002 |
IIR | 1 | R | Interrupt identification register |
0x002 |
FCR | 1 | W | FIFO control register |
0x003 |
LCR | 1 | R/W | Line control register |
0x004 |
MCR | 1 | R/W | Modem control register |
0x005 |
LSR | 1 | R | Line status register |
0x006 |
MSR | 1 | R | Modem status register |
0x007 |
SCR | 1 | R/W | Scratch register |