HD6417616 RENESAS [Renesas Technology Corp], HD6417616 Datasheet - Page 804

• Manufacturer Part Number: HD6417616
• Description: 32-Bit RISC Microcomputer SuperH™ RISC engine Family/SH7600 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 18 User Debug Interface (H-UDI)
Rev. 2.00 Mar 09, 2006 page 778 of 906
REJ09B0292-0200
• SDIR and SDSR serial data input/output
TDO
TDI
In Capture-IR, SDIR and SDSR are captured into the shift register, and in Shift-IR bits 0 to 15 of SDSR and
bits 0 to 15 of SDIR are output in that order from TDO.
In Update-IR, data input from TDI is written to SDIR, but not to SDSR.
Shift register
SDSR
SDIR
Bit 31
Bit 16
Bit 15
Bit 0
Capture-IR
Figure 18.6 Serial Data Input/Output (1)
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Bit 15
Bit 0
Bit 15
Bit 0
SDSR
SDIR
TDO
TDI
Shift register
input
data
TDI
Bit 31
Bit 16
Bit 15
Bit 0
Update-IR
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Bit 15
Bit 0
SDSR
SDIR