CS61582 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

CS61582

Dual T1/E1 Line Interface

Cirrus Logic 

TCK

TMS

Controller state

TDI

Parallel Input to IR

IR shift-register

Parallel output of IR

Parallel Input to TDR

Parallel output of TDR

TDR shift-register

Register selected

TDO enable

TDO

IDCODE

Inactive

Instruction register

Act

Inactive

Active

= Don't care or undefined

Figure 12. JTAG Instruction Register Update

New Instruction

Old data

Inactive

DS224PP1

19

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