#[repr(u8)]pub enum FTHLV {
Show 16 variants
OneFrame = 0,
TwoFrames = 1,
ThreeFrames = 2,
FourFrames = 3,
FiveFrames = 4,
SixFrames = 5,
SevenFrames = 6,
EightFrames = 7,
NineFrames = 8,
TenFrames = 9,
ElevenFrames = 10,
TwelveFrames = 11,
ThirteenFrames = 12,
FourteenFrames = 13,
FifteenFrames = 14,
SixteenFrames = 15,
}Expand description
FIFO threshold level Defines number of data frames at single data packet. Size of the packet should not exceed 1/2 of FIFO space. SPI interface is more efficient if configured packet sizes are aligned with data register access parallelism: If SPI data register is accessed as a 16-bit register and DSIZE less than or equal 8 bit, better to select FTHLV = 2, 4, 6. If SPI data register is accessed as a 32-bit register and DSIZE 8 bit, better to select FTHLV = 2, 4, 6, while if DSIZE less than or equal 8bit, better to select FTHLV = 4, 8, 12. Note: FTHLV[3:2] bits are reserved at instances with limited set of features
Value on reset: 0
Variants§
OneFrame = 0
0: 1 frame
TwoFrames = 1
1: 2 frames
ThreeFrames = 2
2: 3 frames
FourFrames = 3
3: 4 frames
FiveFrames = 4
4: 5 frames
SixFrames = 5
5: 6 frames
SevenFrames = 6
6: 7 frames
EightFrames = 7
7: 8 frames
NineFrames = 8
8: 9 frames
TenFrames = 9
9: 10 frames
ElevenFrames = 10
10: 11 frames
TwelveFrames = 11
11: 12 frames
ThirteenFrames = 12
12: 13 frames
FourteenFrames = 13
13: 14 frames
FifteenFrames = 14
14: 15 frames
SixteenFrames = 15
15: 16 frames