PXB4219E Datasheet, PDF (117/290 Pages) Infineon Technologies AG – Interworking Element for 8 E1/T1 Lines

IWE8, V3.4
PXB 4219E, PXB 4220E, PXB 4221E
Interface Description
5.7
Boundary Scan Interface
The boundary scan interface implements the Test Access Port (TAP) as defined in IEEE
Standard 1149.1-1990 [19] including the optional TRST reset signal.
The device identification register, the instruction register and boundary-scan register are
described in the electrical characteristics.
Data Sheet
117
2003-01-20