CS61584-IL5 Cirrus Logic, Inc., CS61584-IL5 Datasheet - Page 37

• Manufacturer Part Number: CS61584-IL5
• Description: Dual T1/E1 line interface 3.3V
• Manufacturer: Cirrus Logic, Inc.

DS261PP5
Parallel output of TDR
Parallel Input to TDR
Parallel output of IR
Parallel Input to IR
TDR shift-register
Register selected
Controller state
IR shift-register
TDO enable
TMS
TDO
TCK
TDI
Inactive
Figure 25. JTAG Instruction Register update
Act
= Don’t care or undefined
DS261PP5
IDCODE
Instruction register
Inactive
Active
New Instruction
Inactive
Old data
CS61584A
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