MC68HC08AB16A Datasheet, PDF (282/380 Pages) Motorola, Inc – HCMOS Microcontroller Unit

Freescale Semiconductor, Inc.
Serial Peripheral Interface Module (SPI)
BUS
CLOCK
WRITE
TO SPDR
INITIATION DELAY
MOSI
SPSCK
CPHA = 1
SPSCK
CPHA = 0
SPSCK CYCLE
NUMBER
MSB
BIT 6
BIT 5
1
2
3
INITIATION DELAY FROM WRITE SPDR TO TRANSFER BEGIN
BUS
CLOCK
WRITE
TO SPDR
BUS
CLOCK
EARLIEST
SPSCK = INTERNAL CLOCK ÷ 2;
2 POSSIBLE START POINTS
WRITE
LATEST
TO SPDR
BUS
CLOCK
EARLIEST
WRITE
TO SPDR
SPSCK = INTERNAL CLOCK ÷ 8;
8 POSSIBLE START POINTS
LATEST
BUS
CLOCK
EARLIEST
WRITE
TO SPDR
SPSCK = INTERNAL CLOCK ÷ 32;
32 POSSIBLE START POINTS
LATEST
EARLIEST
SPSCK = INTERNAL CLOCK ÷ 128;
128 POSSIBLE START POINTS
LATEST
Figure 16-7. Transmission Start Delay (Master)
Technical Data
282
MC68HC08AB16A — Rev. 2.0
Serial Peripheral Interface Module (SPI)
For More Information On This Product,
Go to: www.freescale.com
MOTOROLA