ADSP-BF522 AD [Analog Devices], ADSP-BF522 Datasheet - Page 47

• Manufacturer Part Number: ADSP-BF522
• Description: Blackfin Embedded Processor
• Manufacturer: AD [Analog Devices]

Preliminary Technical Data
PPI_CLK
POLC = 0
PPI_CLK
POLC = 1
PPI_FS1
PPI_FS2
PPI_DATA
POLC = 0
PPI_CLK
PPI_CLK
POLC = 1
PPI_FS1
PPI_FS2
PPI_DATA
POLS = 1
POLS = 0
POLS = 1
POLS = 0
POLS = 1
POLS = 0
POLS = 1
POLS = 0
DATA
DRIVING/
FRAME
SYNC
SAMPLING
EDGE
t
SFSPE
Figure 20. PPI GP Tx Mode with External Frame Sync Timing
Figure 21. PPI GP Rx Mode with Internal Frame Sync Timing
t
HOFSPE
t
HDTPE
Rev. PrG | Page 47 of 80 | February 2009
FRAME
SYNC IS
DRIVEN
OUT
DATA
DRIVING/
FRAME
SYNC
SAMPLING
EDGE
t
DFSPE
t
HFSPE
t
t
DDTPE
SDRPE
DATA0
IS
SAMPLED
t
HDRPE
ADSP-BF522/523/524/525/526/527