mc68hc916y3 Freescale Semiconductor, Inc, mc68hc916y3 Datasheet - Page 244

• Manufacturer Part Number: mc68hc916y3
• Description: Mc68hc16y3 16 Bit Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

11-12
MOTOROLA
Figure 11-5 Flowchart of QSPI Master Operation (Part 1)
Freescale Semiconductor, Inc.
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QUEUED SERIAL MODULE
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EXECUTE SERIAL TRANSFER
EXECUTE STANDARD DELAY
READ COMMAND CONTROL
FROM RAM USING QUEUE
STORE RECEIVED DATA
IN RAM USING QUEUE
ASSERT PERIPHERAL
AND TRANSMIT DATA
QSPI CYCLE BEGINS
POINTER ADDRESS
POINTER ADDRESS
(MASTER MODE)
CHIP-SELECT(S)
BEEN WRITTEN
PROGRAMMED
HAS NEWQP
SCK DELAY
DISABLED
IS PCS TO
N
N
N
IS QSPI
A1
B1
Y
Y
Y
EXECUTE PROGRAMMED DELAY
WORKING QUEUE POINTER
CHANGED TO NEWQP
MC68HC16Y3/916Y3
USER’S MANUAL
QSPI FLOW 2