s908qc16vdse Freescale Semiconductor, Inc, s908qc16vdse Datasheet - Page 176

• Manufacturer Part Number: s908qc16vdse
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Serial Peripheral Interface (SPI) Module
176
SPSCK CYCLE
CPHA = 1
CPHA = 0
NUMBER
CLOCK
CLOCK
CLOCK
CLOCK
CLOCK
SPSCK
SPSCK
MC68HC908QC16 • MC68HC908QC8 • MC68HC908QC4 Data Sheet, Rev. 4
MOSI
BUS
BUS
BUS
BUS
BUS
Figure 15-7. Transmission Start Delay (Master)
TO SPDR
TO SPDR
TO SPDR
WRITE
WRITE
WRITE
TO SPDR
TO SPDR
WRITE
WRITE
EARLIEST
EARLIEST
EARLIEST
EARLIEST
INITIATION DELAY FROM WRITE SPDR TO TRANSFER BEGIN
LATEST
INITIATION DELAY
128 POSSIBLE START POINTS
32 POSSIBLE START POINTS
SPSCK = BUS CLOCK ÷ 128;
8 POSSIBLE START POINTS
SPSCK = BUS CLOCK ÷ 32;
SPSCK = BUS CLOCK ÷ 8;
2 POSSIBLE START POINTS
SPSCK = BUS CLOCK ÷ 2;
MSB
1
BIT 6
2
LATEST
LATEST
LATEST
BIT 5
3
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