MMC2107 Datasheet, PDF (373/618 Pages) –

Freescale Semiconductor, Inc.
Serial Peripheral Interface Module (SPI)
Modes of Operation
17.4 Modes of Operation
The SPI functions in these three modes:
1. Run mode — Run mode is the normal mode of operation.
2. Doze mode — Doze mode is a configurable low-power mode.
3. Stop mode — The SPI is inactive in stop mode.
17.5 Block Diagram
SPE
MSTR
SPI
INTERRUPT
REQUEST
SPIE
SPI CLOCK
BAUD RATE GENERATOR
DIVIDER
2 4 8 16 32 64 128 256
BAUD RATE SELECT
WCOL
SPIF
MODF
SPI
CONTROL
LSBFE
SHIFT
CONTROL
CLOCK
CONTROL
SHIFT REGISTER
MSB
LSB
SPPR[6:4]
SPR[2:0]
MSTR
CPOL
CPHA
SPISDOZ
SPI DATA REGISTER
IP INTERFACE
Figure 17-1. SPI Block Diagram
PUPSP
RDPSP
PIN
CONTROL
MSTR
SWOM
SSOE
SPC0
MISO
MOSI
SCK
SS
DDRSP[7:0]
MMC2107 – Rev. 2.0
MOTOROLA
Serial Peripheral Interface Module (SPI)
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Technical Data
373