HD6417615 Hitachi Semiconductor, HD6417615 Datasheet - Page 725

• Manufacturer Part Number: HD6417615
• Description: Hardware Manual
• Manufacturer: Hitachi Semiconductor

17.1.2
Figure 17.1 shows a block diagram of the H-UDI.
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TRST
TMS
TCK
TDO
TDI
SDIR:
SDSR:
SDDRH: Data register H
SDDRL: Data register L
SDBPR: Bypass register
SDBSR: Boundary scan register
H-UDI Block Diagram
Instruction register
Status register
Mux
Figure 17.1 H-UDI Block Diagram
controller
TAP
TCK:
TMS:
TRST:
TDI:
TDO:
SDIDR: ID code register
Test clock
Test mode select
Test reset
Test data input
Test data output
SDDRH
SDDRL
SDIDR
SDSR
SDIR
bus controller
Internal
interrupt signal
Decoder
H-UDI
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