MCCIRM Freescale Semiconductor / Motorola, MCCIRM Datasheet - Page 92

• Manufacturer Part Number: MCCIRM
• Description: MCCIRM Multi-Channel Communications Interface Reference Manual
• Manufacturer: Freescale Semiconductor / Motorola

Electrical Characteristics
Reference Manual
92
Figure
relationships of SPI pins in master and slave modes for both values of
the clock phase (CPHA) bit. The clock polarity (CPOL) bit determines
the inactive state of the serial clock but has no effect on the timing
values.
Freescale Semiconductor, Inc.
CPOL = 0
CPOL = 1
OUTPUT
OUTPUT
OUTPUT
For More Information On This Product,
CPOL = 0
CPOL = 1
OUTPUT
OUTPUT
OUTPUT
INPUT
MISO
MOSI
SCK
SCK
INPUT
MISO
MOSI
A-1,
SCK
SCK
PORT DATA
PD
Figure
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6
Figure A-1. SPI Timing — Master, CPHA 0
Figure A-2. SPI Timing — Master, CHPA 1
Electrical Characteristics
7
MSB IN
MSB OUT
13
A-2,
MSB IN
4
MSB OUT
4
13
1
Figure
4
4
11
13
Multichannel Communication Interface — Rev. 1.0
13
DATA
DATA
12
12
A-3, and
11
DATA
DATA
1
1
LSB OUT
LSB IN
10
Figure A-4
12
LSB OUT
12
LSB IN
13
10
13
PORT DATA
12
6
7
PORT DATA
show the timing
12
MSB OUT
MSB IN
MSB IN
MOTOROLA
MSB OUT