mc68331cpv20b1 Freescale Semiconductor, Inc, mc68331cpv20b1 Datasheet - Page 138
mc68331cpv20b1
Manufacturer Part Number
mc68331cpv20b1
Description
Mc68331 32 Bit Microcontroller
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC68331CPV20B1.pdf
(254 pages)
- Current page: 138 of 254
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6
6-12
Figure 6-5 Flowchart of QSPI Master Operation (Part 1)
EXECUTE SERIAL TRANSFER
EXECUTE STANDARD DELAY
READ COMMAND CONTROL
FROM RAM USING QUEUE
STORE RECEIVED DATA
Freescale Semiconductor, Inc.
IN RAM USING QUEUE
ASSERT PERIPHERAL
QSPI CYCLE BEGINS
AND TRANSMIT DATA
POINTER ADDRESS
POINTER ADDRESS
(MASTER MODE)
CHIP-SELECT(S)
For More Information On This Product,
BEEN WRITTEN
PROGRAMMED
HAS NEWQP
SCK DELAY
DISABLED
IS PCS TO
IS QSPI
A1
B1
?
?
?
NO
NO
NO
QUEUED SERIAL MODULE
Go to: www.freescale.com
YES
YES
YES
EXECUTE PROGRAMMED DELAY
WORKING QUEUE POINTER
CHANGED TO NEWQP
QSPI FLOW 2
USER’S MANUAL
MC68331
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