MCCIRM Freescale Semiconductor / Motorola, MCCIRM Datasheet - Page 41

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

4.3 Block Diagram
Multichannel Communication Interface — Rev. 1.0
MOTOROLA
Figure 4-1
Mnemonic
Freescale Semiconductor, Inc.
WOMP
MODF
WCOL
CPHA
MSTR
BAUD
CPOL
MISO
MOSI
LSBF
SPIE
SIZE
SPIF
SCK
For More Information On This Product,
SPE
SS
Table 4-1. SPI Bit/Field Quick Reference Guide
shows a block diagram of the SPI submodule components.
Go to: www.freescale.com
Serial clock baud rate
Clock phase
Clock polarity
Least significant bit first
Master in/slave out
Mode fault flag
Master out/slave in
Master/slave mode select
Slave select
Serial clock
Data size (8- or 16-bit)
SPI enable
SPI finished interrupt enable
SPI transfer complete flag
Write collision flag
Wired-OR mode for SPI pins
SPI Submodule
Function
MPAR, MDDR, PORTMC,
MPAR, MDDR, PORTMC,
MPAR, MDDR, PORTMC,
MDDR, PORTMC,
PORTMCP
PORTMCP
PORTMCP
PORTMCP
Register
SPCR
SPCR
SPCR
SPCR
SPSR
SPCR
SPCR
SPCR
SPCR
SPSR
SPSR
SPCR
Reference Manual
SPI Submodule
Block Diagram
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