C8051F340/1/2/3/4/5/6/7

SCK*

TT

MCKHMCKL

T

MIS

MISO

MOSI

* SCK is shown for CKPOL = 0. SCK is the opposite polarity for CKPOL = 1.

T

MIH

Figure 20.8. SPI Master Timing (CKPHA = 0)

SCK*

 

 

 

 

 

T

 

 

 

T

MCKH

 

 

 

MCKL

 

 

 

 

 

T

MIS

MISO

T

MIH

MOSI

* SCK is shown for CKPOL = 0. SCK is the opposite polarity for CKPOL = 1.

Figure 20.9. SPI Master Timing (CKPHA = 1)

Rev. 0.5

239

Page 239
Image 239
Silicon Laboratories C8051F342, C8051F347, C8051F346, C8051F341, C8051F343, C8051F340, C8051F344 SPI Master Timing Ckpha =