mc68hc916y3 Freescale Semiconductor, Inc, mc68hc916y3 Datasheet - Page 247

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

MC68HC16Y3/916Y3
USER’S MANUAL
Figure 11-8 Flowchart of QSPI Slave Operation (Part 1)
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QUEUED SERIAL MODULE
EXECUTE SERIAL TRANSFER
WRITE QUEUE POINTER TO
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FROM RAM USING QUEUE
QSPI CYCLE BEGINS
STORE RECEIVED DATA
READ TRANSMIT DATA
WHEN SCK RECEIVED
IN RAM USING QUEUE
CPTQP STATUS BITS
POINTER ADDRESS
POINTER ADDRESS
(SLAVE MODE)
BEEN WRITTEN
HAS NEWQP
SELECT PIN
ASSERTED
DISABLED
IS SLAVE
IS QSPI
N
N
N
A2
B2
Y
Y
Y
CHANGED TO NEWQP
QUEUE POINTER
MOTOROLA
QSPI SLV1 FLOW 5
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