Owner manual

10
ATF1508AS(L)
0784O–PLD–09/02
BSC
Configuration
Pins and
Macrocells
(Except JTAG
TAP Pins
)
Note: The ATF1508AS has a pull-up option on TMS and TDI pins. This feature is selected as a design
option.
BSC
Configuration
for Macrocell
Boundary Scan
Definition
Language
(BSDL) Models
for the ATF1508
These are now available in all package types via the Atmel Web Site. These models can be
used for Boundary-scan Test Operation in the ATF1508AS and have been scheduled to con-
form to the IEEE 1149.1 standard.
0
1
0
1
DQ
DQ
Capture
DR
Update
DR
0
1
0
1
DQ
DQ
TDI
OUTJ
OEJ
Shift
Clock
Mode
TDO
Macrocell BSC
Pin