Motorola MC9S12GC-Family - Manual (Page 121)

Device User Guide — 9S12C128DGV1/D V01.05
121
C.2 Slave Mode
In Figure C-3 the timing diagram for slave mode with transmission format CPHA=0 is depicted.
Figure C-3 SPI Slave Timing (CPHA=0)
In Figure C-4 the timing diagram for slave mode with transmission format CPHA=1 is depicted.
SCK
(INPUT)
SCK
(INPUT)
MOSI
(INPUT)
MISO
(OUTPUT)
SS
(INPUT)
1
9
5 6
MSB IN
BIT 6 . . . 1
LSB IN
SLAVE MSB SLAVE LSB OUT
BIT 6 . . . 1
11
4 4 2
7
(CPOL
=
0)
(CPOL
=
1)
3
13
NOTE: Not defined!
12
12
11
SEE
13
NOTE
8
10
see
note