MC68711E20CFNE3 Datasheet, PDF (174/242 Pages) –

Electrical Characteristics
SS
INPUT
SCK
CPOL = 0
INPUT
SCK
CPOL = 1
INPUT
1
5
4
2
5
8
4
3
9
MISO
OUTPUT
MOSI
INPUT
SLAVE MSB OUT
6
7
MSB IN
BIT 6 . . . 1
10
BIT 6 . . . 1
SLAVE LSB OUT
11
LSB IN
Note: Not defined but normally MSB of character just received
A) SPI Slave Timing (CPHA = 0)
SEE
NOTE
11
SS
INPUT
SCK
CPOL = 0
INPUT
2
SCK
CPOL = 1
INPUT
8
1
5
4
5
10
4
3
9
MISO
OUTPUT
MOSI
INPUT
SEE
NOTE
SLAVE MSB OUT
6
7
MSB IN
BIT 6 . . . 1
10
BIT 6 . . . 1
SLAVE LSB OUT
11
LSB IN
Note: Not defined but normally LSB of character previously transmitted
B) SPI Slave Timing (CPHA = 1)
Figure 11-15. SPI Timing Diagram (Sheet 2 of 2)
M68HC11E Family Data Sheet, Rev. 5.1
174
Freescale Semiconductor