The read/write Transmitter FIFO Trigger Level Register is used to set the value at which the transmitter FIFO triggers an interrupt event.
| Field Name | Bits | Type | Reset Value | Description |
|---|---|---|---|---|
| reserved | 31:6 | ro | 0x0 | Reserved, read as zero, ignored on write. |
| TTRIG | 5:0 | rw | 0x20 |
Transmitter FIFO trigger level: 0: Disables transmitter FIFO trigger level function 1 - 63: Trigger set when transmitter FIFO fills to TTRIG bytes |