mc68331cpv20b1 Freescale Semiconductor, Inc, mc68331cpv20b1 Datasheet - Page 142

• Manufacturer Part Number: mc68331cpv20b1
• Description: Mc68331 32 Bit Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

6
6-16
INCREMENT WORKING
QUEUE POINTER
LAST COMMAND
IN THE QUEUE
IS THIS THE
OR FREEZE
ASSERTED
IS HALT
Figure 6-6 Flowchart of QSPI Slave Operation (Part 2)
A2
C
?
?
NO
NO
Freescale Semiconductor, Inc.
For More Information On This Product,
YES
YES
QUEUED SERIAL MODULE
Go to: www.freescale.com
ENABLE BIT SPIFIE
ENABLE BIT HMIE
HALT QSPI AND
ASSERT HALTA
STATUS FLAG
DISABLE QSPI
IS INTERRUPT
IS INTERRUPT
ASSERT SPIF
ENABLE BIT
OR FREEZE
ASSERTED
ASSERTED
ASSERTED
ASSERTED
IS WRAP
IS HALT
A1
?
?
?
?
NO
NO
NO
NO
YES
YES
YES
YES
POINTER TO NEWQP OR $0000
RESET WORKING QUEUE
INTERRUPT CPU
INTERRUPT CPU
USER’S MANUAL
QSPI FLOW 6
MC68331