HD64F2168 Datasheet, PDF (738/874 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer

ETCK
ETMS
ETRST
TAP
controller
Decoder
ETDI
SDIR
SDIDR
ETDO
Mux
[Legend]
SDIR:
SDBPR:
SDBSR:
SDIDR:
Instruction register
Bypass register
Boundary scan register
ID code register
Figure 21.1 JTAG Block Diagram
Rev. 3.00, 03/04, page 698 of 830