Queued Serial Multi-Channel Module
MPC561/MPC563 Reference Manual, Rev. 1.2
15-74
Freescale Semiconductor
15.8.11 QSCI1 Receive Queue Software Flow Chart
Figure 15-40. Queue Receive Software Flow
QTHF=1?
Yes
No
Enable Queue Interrupts
Reset
Configure the Receive Queue
QBHF = 1?
Yes
No
Read Status Register With
QBHF = 1
Read SCRQ[8:15]
Read Status Register With
QTHFI, QBHFI = 1,
Set QRE and RE = 1
QTHF = 1
Read SCRQ[0:7]
Read Status Register with
QTHF & QBHF = 1,
Write QTHF & QBHF = 0
FunctionCan Be Used To
Indicate When a Group
Of Serial Transmissions
Is Finished
Enable ILIE=1 to Detect
An Idle Line
IDLE = 1?
Yes
No
Clear QRE and/or RE
To Exit the Queue
DONE
Write QTHF = 0
Write QBHF = 0
Summary of Contents for MPC561
Page 84: ...MPC561 MPC563 Reference Manual Rev 1 2 lxxxiv Freescale Semiconductor...
Page 144: ...Signal Descriptions MPC561 MPC563 Reference Manual Rev 1 2 2 46 Freescale Semiconductor...
Page 206: ...Central Processing Unit MPC561 MPC563 Reference Manual Rev 1 2 3 62 Freescale Semiconductor...
Page 302: ...Reset MPC561 MPC563 Reference Manual Rev 1 2 7 14 Freescale Semiconductor...
Page 854: ...Time Processor Unit 3 MPC561 MPC563 Reference Manual Rev 1 2 19 24 Freescale Semiconductor...
Page 968: ...Development Support MPC561 MPC563 Reference Manual Rev 1 2 23 54 Freescale Semiconductor...
Page 1144: ...Internal Memory Map MPC561 MPC563 Reference Manual Rev 1 2 B 34 Freescale Semiconductor...
Page 1212: ...TPU3 ROM Functions MPC561 MPC563 Reference Manual Rev 1 2 D 60 Freescale Semiconductor...
Page 1216: ...Memory Access Timing MPC561 MPC563 Reference Manual Rev 1 2 E 4 Freescale Semiconductor...