MPC8544COMEDEV Freescale Semiconductor, MPC8544COMEDEV Datasheet - Page 479
![no-image](/images/manufacturer_photos/0/2/262/freescale_semiconductor_sml.jpg)
MPC8544COMEDEV
Manufacturer Part Number
MPC8544COMEDEV
Description
KIT DEV EXPRESS MPC8544COM
Manufacturer
Freescale Semiconductor
Type
MPUr
Datasheets
1.MPC8544VTALF.pdf
(117 pages)
2.MPC8544VTALF.pdf
(2 pages)
3.MPC8544VTALF.pdf
(1340 pages)
Specifications of MPC8544COMEDEV
Contents
Board
For Use With/related Products
MPC8544
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
- Current page: 479 of 1340
- Download datasheet (12Mb)
Freescale Semiconductor
Master Xmit
Generate
STOP
Master Rcv
I2CCR[TXAK]
Write next byte
MPC8544E PowerQUICC III Integrated Host Processor Family Reference Manual, Rev. 1
Set
to I2CDR
Y
EOI
Next-to-last
I2CCR[TXAK]
N
byte
N
Y
Figure 11-11. Example I
Set
I2CCR[MTX]
== 1
End of address phase for
Last byte
master receive mode?
== 1
Read I2CDR
Last byte
and store
Y
N
EOI
Clear I2CCR[MTX]
A
(dummy read)
Only one byte
Read I2CDR
I2CSR[RXAK]
to receive?
N
Generate
STOP
== 0
== 0
Y
Y
N
A
== 1
2
C Interrupt Service Routine Flowchart
Clear I2CSR[MIF]
Slave Xmit
I2CCR[MSTA]
Slave Data Cycle
Clear I2CCR[MTX]
(dummy read)
Read I2CDR
Clear I2CSR[MAL]
== 1
I2CSR[MAAS]
Slave Addr. Phase
EOI
Set I2CCR[MTX]
I2CSR[RXAK]
== 0
Write I2CDR
== 0
== 1
== 1
Write next byte
== 0
to I2CDR
== 1
== 1
I2CSR[MAL]
EOI
I2CSR[SRW]
B
EOI
I2CCR[MTX]
B
I2CSR[MAAS]
Clear I2CCR[MTX]
Slave Received
Dummy read
== 0
== 0
Set I2CCR[TXAK]
== 0
N
== 0
Read I2CDR
All done
and store
== 1
Y
B
I
2
C Interfaces
11-25
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