MPC555CME Freescale Semiconductor, MPC555CME Datasheet - Page 534

• Manufacturer Part Number: MPC555CME
• Description: KIT EVALUATION FOR MPC555
• Manufacturer: Freescale Semiconductor
• Type: Microcontrollerr

Specifications of MPC555CME

• Contents: Module Board, Installation Guide, Power Supply, Cable, Software and more
• Processor To Be Evaluated: MPC555
• Data Bus Width: 32 bit
• Interface Type: RS-232
• For Use With/related Products: MPC555
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

14.9.11 QSCI1 Receive Queue Software Flow Chart
MPC555
USER’S MANUAL
/
MPC556
Enable Queue Interrupts
QTHFI, QBHFI = 1,
Read Status Register with
QTHF & QBHF = 1,
Write QTHF & QBHF = 0
Enable ILIE=1 to Detect
An Idle Line
Set QRE and RE = 1
QTHF=1?
QBHF = 1?
IDLE = 1?
Reset
Figure 14-22 Queue Receive Software Flow
No
No
No
QUEUED SERIAL MULTI-CHANNEL MODULE
Yes
Yes
Yes
Clear QRE and/or RE
To Exit the Queue
Rev. 15 October 2000
Configure the Receive Queue
FunctionCan Be Used To
Indicate When a Group
Of Serial Transmissions
Is Finished
DONE
Read Status Register With
QBHF = 1
Read SCRQ[8:15]
Write QBHF = 0
Read Status Register With
QTHF = 1
Read SCRQ[0:7]
Write QTHF = 0
MOTOROLA
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