TapTck
I
TAP clock - Used to clock serial data into boundary scan
latches and control sequence of the test state machine. TCK
can be asynchronous with CLK.
TAP data input - Serial input data to the boundary scan
latches. Synchronous with TCK
Tap data output - Serial output data from the boundary scan
latches. Synchronous with TCK
Tap Mode select - Resets the test state machine. Can be
asynchronous with TCK. Shall be grounded for end
application.
Tap Reset - Resets the test state machine. Can be
asynchronous with TCK. Shall be grounded for end
application
.
TapTdi
I
TapTdo
O
TapTms
I
TapTrst
I
8
AT7913E
7833F–AERO–01/10
ATMEL [ ATMEL CORPORATION ]
