PXN20RM Datasheet, PDF (940/1376 Pages) Freescale Semiconductor, Inc – PXN20 Microcontroller

Deserial – Serial Peripheral Interface (DSPI)
Table 30-6. DSPI SCK Duty Cycle
DBR
0
1
1
1
1
1
1
1
1
CPHA
any
0
0
0
0
1
1
1
1
PBR
any
00
01
10
11
00
01
10
11
SCK Duty Cycle
50/50
50/50
33/66
40/60
43/57
50/50
66/33
60/40
57/43
Table 30-7. DSPI Transfer Frame Size
FMSZ
0000
0001
0010
0011
0100
0101
0110
0111
Framesize
Reserved
Reserved
Reserved
4
5
6
7
8
FMSZ
1000
1001
1010
1011
1100
1101
1110
1111
Framesize
9
10
11
12
13
14
15
16
Table 30-8. DSPI PCS to SCK Delay Scaler
CSSCK
PCS to SCK Delay
Scaler Value
CSSCK
PCS to SCK Delay
Scaler Value
0000
2
1000
512
0001
4
1001
1024
0010
8
1010
2048
0011
16
1011
4096
0100
32
1100
8192
0101
64
1101
16384
0110
128
1110
32768
0111
256
1111
65536
30-14
PXN20 Microcontroller Reference Manual, Rev. 1
Freescale Semiconductor