c8051t623-g Silicon Laboratories, c8051t623-g Datasheet - Page 188

• Manufacturer Part Number: c8051t623-g
• Description: Full Speed Usb Eprom Mcu Family
• Manufacturer: Silicon Laboratories

22.6. SPI Special Function Registers
SPI0 is accessed and controlled through four special function registers in the system controller: SPI0CN
Control Register, SPI0DAT Data Register, SPI0CFG Configuration Register, and SPI0CKR Clock Rate
Register. The four special function registers related to the operation of the SPI0 Bus are described in the
following figures.
SCK
(CKPOL=0, CKPHA=1)
SCK
(CKPOL=1, CKPHA=1)
MOSI
MISO
NSS (4-Wire Mode)
Figure 22.7. Slave Mode Data/Clock Timing (CKPHA = 1)
MSB
MSB
Bit 6
Bit 6
C8051T622/3 and C8051T326/7
Bit 5
Bit 5
Rev. 1.1
Bit 4
Bit 4
Bit 3
Bit 3
Bit 2
Bit 2
Bit 1
Bit 1
Bit 0
Bit 0
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