MPC8533EVTANG Freescale Semiconductor, MPC8533EVTANG Datasheet - Page 972
MPC8533EVTANG
Manufacturer Part Number
MPC8533EVTANG
Description
MPU POWERQUICC 783-PBGA
Manufacturer
Freescale Semiconductor
Datasheets
1.MPC8533VTALF.pdf
(112 pages)
2.MPC8533VTALF.pdf
(2 pages)
3.MPC8533VTALF.pdf
(16 pages)
4.MPC8533VTALF.pdf
(1332 pages)
Specifications of MPC8533EVTANG
Processor Type
MPC85xx PowerQUICC III 32-Bit
Speed
800MHz
Voltage
1V
Mounting Type
Surface Mount
Package / Case
783-FCPBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
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DMA Controller
Figure 16-25
16-36
Current list descriptor Address Register
describes the DMA transaction flow.
MPC8533E PowerQUICC III Integrated Host Processor Family Reference Manual, Rev. 1
List Descriptor
List Descriptor
List Descriptor
Descriptors In Memory
Link Descriptor (EOLND/EOLSD)
Link Descriptor (EOLND)
Link Descriptor (EOLND)
.
.
.
.
Link Descriptor
.
Link Descriptor
Link Descriptor
.
.
Link Descriptor
Link Descriptor
Link Descriptor
Figure 16-25. DMA Transaction Flow with DMA Descriptors
DMA Controller Flow (Extended Mode)
MR n [CS] is set by software after programming
descriptors in memory
Fetch the first list descriptor using the CLSDAR n address
Write NLSDAR n , CLNDAR n
Fetch the first link descriptor
Write programming model registers
Begin DMA transfer using SAR n , SATR n , DAR n , DATR n
After transfer check if NLNDAR n [EOLND] is set
Move NLNDAR n to CLNDAR n
Fetch the current link descriptor
Write programming model registers
Begin DMA transfer using SAR n , SATR n , DAR n , DATR n
After DMA transfer check if NLNDAR n [EOLND] is set
Check if NLSDAR n [EOLSD] is set
Move NLSDAR n to CLSDAR n
Fetch the current list descriptor
Write NLSDAR n , CLNDAR n
Move NLNDAR n to CLNDAR n
Fetch the first link descriptor
Write programming model registers
Begin DMA transfer using SAR n , SATR n , DAR n , DATR n
After DMA transfer check if NLNDAR n [EOLND] is set
Move NLNDAR n to CLNDAR n
Fetch the current link descriptor
Write programming model registers
Begin DMA transfer using SAR n , SATR n , DAR n , DATR n
After DMA transfer check if NLNDAR n [EOLND] is set
Check if NLSDAR n [EOLSD] is set
Move NLSDAR n to CLSDAR n
Fetch the current list descriptor
Write NLSDAR n , CLNDAR n
Fetch the first link descriptor
Write programming model registers
Begin DMA transfer using SAR n , SATR n , DAR n , DATR n
After DMA transfer check if NLNDAR n [EOLND] is set
Move NLNDAR n to CLNDAR n
Fetch the current link descriptor
Write programming model registers
Begin DMA transfer using SAR n , SATR n , DAR n , DATR n
After DMA transfer check if NLNDAR n [EOLND] is set
Check if NLSDAR n [EOLSD] is set
Clear SR n [CB]
DMA Transfer Complete
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