S912XHY128F0VLM Datasheet, PDF (756/802 Pages) Freescale Semiconductor, Inc – S12 Microcontrollers

Electrical Characteristics
A.9.2 Slave Mode
In Figure A-11 the timing diagram for slave mode with transmission format CPHA = 0 is depicted.
SS
(Input)
SCK
(CPOL = 0)
(Input)
SCK
(CPOL = 1)
(Input) ¹⁰
7
MISO
(Output)
2
See
Note
1
12
4
4
12
Slave MSB
9
Bit MSB-1 . . . 1
13 3
13
11
11
Slave LSB OUT
8
See
Note
MOSI
(Input)
5
6
MSB IN
Bit MSB-1. . . 1
LSB IN
NOTE: Not defined
Figure A-11. SPI Slave Timing (CPHA = 0)
In Figure A-12 the timing diagram for slave mode with transmission format CPHA = 1 is depicted.
SS
(Input)
SCK
(CPOL = 0)
(Input)
SCK
(CPOL = 1)
(Input)
MISO
(Output)
MOSI
(Input)
1
2
12
3
13
4
4
12
13
9
11
8
See
Note
Slave MSB OUT
Bit MSB-1 . . . 1
Slave LSB OUT
7
5
6
MSB IN
Bit MSB-1 . . . 1
LSB IN
NOTE: Not defined
Figure A-12. SPI Slave Timing (CPHA = 1)
MC9S12XHY-Family Reference Manual, Rev. 1.01
756
Freescale Semiconductor