rxftlr
This register controls the threshold value for the receive FIFO memory. It is impossible to write to this register when the SPI Slave is enabled. The SPI Slave is enabled and disabled by writing to the SPIENR register.
Module Instance | Base Address | Register Address |
---|---|---|
spis0 | 0xFFE02000 | 0xFFE0201C |
spis1 | 0xFFE03000 | 0xFFE0301C |
Offset: 0x1C
Access: RW
Important: To prevent indeterminate
system behavior, reserved areas of memory must not be accessed by software or
hardware. Any area of the memory map that is not explicitly defined as a register
space or accessible memory is considered reserved.
Bit Fields | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 |
Reserved |
|||||||||||||||
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
Reserved |
rft RW 0x0 |
rxftlr Fields
Bit | Name | Description | Access | Reset |
---|---|---|---|---|
7:0 | rft | Controls the level of entries (or above) at which the receive FIFO controller triggers an interrupt. When the number of receive FIFO entries is greater than or equal to this value + 1, the receive FIFO full interrupt is triggered. |
RW | 0x0 |