mcf51ac256a Freescale Semiconductor, Inc, mcf51ac256a Datasheet - Page 471

• Manufacturer Part Number: mcf51ac256a
• Description: Mcf51ac Flexis
• Manufacturer: Freescale Semiconductor, Inc

Freescale Semiconductor
SPIxDL = 0xxx
Figure 20-19. Initialization Flowchart Example for SPI Master Device in 16-Bit Mode for FIFOMODE = 0
Holds bits 0–7 of the data to be transmitted by the transmit buffer and received by the receive buffer.
MCF51AC256 ColdFire Integrated Microcontroller Reference Manual, Rev. 5
READ SPMF WHILE SET
THEN WRITE A 1 TO IT
TO CLEAR FLAG,
SPIxMH = 0xXX
SPIxDH:SPIxDL
SPIxDH:SPIxDL
INITIALIZE SPI
SPIxC2 = 0xC0
SPIxBR = 0x00
SPIxC1 = 0x54
YES
CONTINUE
YES
YES
YES
SPTEF = 1
WRITE TO
SPMF = 1
SPRF = 1
RESET
READ
?
?
?
NO
NO
NO
16-Bit Serial Peripheral Interface (SPI16)
20-31