MPC564EVB Freescale Semiconductor, MPC564EVB Datasheet - Page 693

• Manufacturer Part Number: MPC564EVB
• Description: KIT EVAL FOR MPC561/562/563/564
• Manufacturer: Freescale Semiconductor
• Type: Microcontrollerr

Specifications of MPC564EVB

• Contents: Module Board, Installation Guide, Power Supply, Cable, Software and more
• Processor To Be Evaluated: MPC56x
• Data Bus Width: 32 bit
• Interface Type: RS-232, Ethernet
• For Use With/related Products: MPC561, 562, 563, 564
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

15.8.12 Example QSCI1 Receive Operation of 17 Data Frames
Figure 15-41
value for the QRPNT. Action of the queue may be followed by starting at the top of the figure and going
left to right and then down the page.
Freescale Semiconductor
3
QRPNT
QRPNT
1
0000
0111
1000
1111
0000
0111
1000
1111
QBHF Interrupt Received
Receive Queue Enabled
shows an example receive operation of 17 data frames. The bold type indicates the current
Read SCRQ[8:15]
Clear QBHF
SCRQ0
SCRQ7
SCRQ8
SCRQ15
SCRQ15
SCRQ0
SCRQ7
SCRQ8
Figure 15-41. Queue Receive Example for 17 Data Bytes
MPC561/MPC563 Reference Manual, Rev. 1.2
QRPNT
2
QRPNT
4
0000
0001
0111
1000
1111
0000
0111
1000
1111
QTHF Interrupt Received
IDLE Interrupt Received
Clear QRE/RE
Read SCRQ0
Read SCSR and SCRQ[0:7]
Clear QTHF
SCRQ15
SCRQ0
SCRQ7
SCRQ8
SCRQ15
SCRQ0
SCRQ7
SCRQ8
Queued Serial Multi-Channel Module
Data
Received
Available
Space
15-75