AM1808AZCED3 datasheet(254/264 Pages) TI

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AM1808

SPRS653A – FEBRUARY 2010 – REVISED APRIL 2010

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Parameter : The DR main count is '1'.

•

Function : Do a send-only JTAG IR/DR scan.

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Parameter : The route to JTAG shift state is 'shortest transition'.

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Parameter : The JTAG shift state is 'shift-ir'.

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Parameter : The JTAG destination state is 'pause-ir'.

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Parameter : The bit length of the command is '6'.

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Parameter : The send data value is '0x00000007'.

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Parameter : The actual receive data is 'discarded'.

•

Function : Do a send-only JTAG IR/DR scan.

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Parameter : The route to JTAG shift state is 'shortest transition'.

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Parameter : The JTAG shift state is 'shift-dr'.

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Parameter : The JTAG destination state is 'pause-dr'.

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Parameter : The bit length of the command is '8'.

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Parameter : The send data value is '0x00000089'.

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Parameter : The actual receive data is 'discarded'.

•

Function : Do a send-only JTAG IR/DR scan.

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Parameter : The route to JTAG shift state is 'shortest transition'.

–

Parameter : The JTAG shift state is 'shift-ir'.

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Parameter : The JTAG destination state is 'pause-ir'.

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Parameter : The bit length of the command is '6'.

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Parameter : The send data value is '0x00000002'.

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Parameter : The actual receive data is 'discarded'.

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Function : Embed the port address in next command.

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Parameter : The port address field is '0x0f000000'.

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Parameter : The port address value is '3'.

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Function : Do a send-only JTAG IR/DR scan.

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Parameter : The route to JTAG shift state is 'shortest transition'.

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Parameter : The JTAG shift state is 'shift-dr'.

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Parameter : The JTAG destination state is 'pause-dr'.

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Parameter : The bit length of the command is '32'.

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Parameter : The send data value is '0xa2002108'.

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Parameter : The actual receive data is 'discarded'.

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Function : Do a send-only all-ones JTAG IR/DR scan.

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Parameter : The JTAG shift state is 'shift-ir'.

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Parameter : The JTAG destination state is 'run-test/idle'.

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Parameter : The bit length of the command is '6'.

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Parameter : The send data value is 'all-ones'.

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Parameter : The actual receive data is 'discarded'.

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Function : Wait for a minimum number of TCLK pulses.

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Parameter : The count of TCLK pulses is '10'.

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Function : Update the JTAG preamble and post-amble counts.

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Parameter : The IR pre-amble count is '0'.

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Parameter : The IR post-amble count is '6'.

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Parameter : The DR pre-amble count is '0'.

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Parameter : The DR post-amble count is '1'.

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Parameter : The IR main count is '4'.

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Parameter : The DR main count is '1'.

254

Peripheral Information and Electrical Specifications

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