MC68HC16Z1CPV16 Datasheet, PDF (225/500 Pages) Freescale Semiconductor, Inc – Symbols and Operators, CPU16 Register Mnemonics

Freescale Semiconductor, Inc.
C2
IS THIS THE
Y
LAST COMMAND
IN THE QUEUE
N
INCREMENT WORKING
QUEUE POINTER
ASSERT SPIF
STATUS FLAG
IS INTERRUPT
ENABLE BIT
Y
SPIFIE ASSERTED
N
REQUEST INTERRUPT
IS WRAP
ENABLE BIT
ASSERTED
N
DISABLE QSPI
A2
Y
RESET WORKING QUEUE
POINTER TO NEWQP OR $0000
IS HALT
Y
OR FREEZE
ASSERTED
N
HALT QSPI AND
ASSERT HALTA
IS INTERRUPT
ENABLE BIT
Y
HMIE ASSERTED
N
REQUEST INTERRUPT
IS HALT
OR FREEZE
Y
ASSERTED
N
A2
Figure 9-9 Flowchart of QSPI Slave Operation (Part 2)
QSPI SLV2 FLOW 6
M68HC16 Z SERIES
USER’S MANUAL
QUEUED SERIAL MODULE
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