adsp-2191m Analog Devices, Inc., adsp-2191m Datasheet - Page 34

• Manufacturer Part Number: adsp-2191m
• Description: Dsp Microcomputer
• Manufacturer: Analog Devices, Inc.

ADSP-2191M
TFS (“LATE,” EXT.)
TFS (“LATE,” INT.)
RCLK
TCLK
RFS
TFS
DR
DT
DATA TRANSMIT-INTERNAL CLOCK
TCLK (EXT)
DATA RECEIVE-INTERNAL CLOCK
TCLK (INT)
DT
DRIVE
DRIVE
DT
EDGE
EDGE
t
t
HOFSE
t
HOFSE
HDTI
t
DFSE
DRIVE
t
t
EDGE
DRIVE
NOTE: EITHER THE RISING EDGE OR FALLING EDGE OF RCLK OR TCLK CAN BE USED AS THE ACTIVE SAMPLING EDGE.
NOTE: EITHER THE RISING EDGE OR FALLING EDGE OF RCLK OR TCLK CAN BE USED AS THE ACTIVE SAMPLING EDGE.
EDGE
DFSE
DDTI
t
t
DDTEN
DDTIN
t
t
SCLKIW
SCLKIW
t
t
t
SFSI
SDRI
SFSI
SAMPLE
SAMPLE
EDGE
EDGE
t
t
t
HDRI
HFSI
HFSI
Figure 18. Serial Ports
–34–
TCLK/RCLK
TCLK/RCLK
RCLK
TCLK
RFS
TFS
DR
DT
DATA TRANSMIT-EXTERNAL CLOCK
DATA RECEIVE-EXTERNAL CLOCK
DRIVE
DRIVE
EDGE
EDGE
t
t
t
DRIVE
DRIVE
EDGE
EDGE
HOFSE
HOFSE
HDTE
t
t
t
DFSE
DFSE
DDTTI
t
DDTE
t
DDTTE
t
t
SCLKW
SCLKW
t
t
t
SDRE
SFSE
SFSE
SAMPLE
SAMPLE
EDGE
EDGE
t
t
t
HFSE
HDRE
HFSE
REV. A