AM1810 Datasheet, PDF (251/259 Pages) Texas Instruments – AM1810 ARM Microprocessor For PROFIBUS

AM1810
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SPRS709B – NOVEMBER 2010 – REVISED DECEMBER 2011
• Function : Do a send-only JTAG IR/DR scan.
– Parameter : The route to JTAG shift state is 'shortest transition'.
– Parameter : The JTAG shift state is 'shift-dr'.
– Parameter : The JTAG destination state is 'pause-dr'.
– Parameter : The bit length of the command is '32'.
– Parameter : The send data value is '0xa3302108'.
– Parameter : The actual receive data is 'discarded'.
• Function : Do a send-only all-ones JTAG IR/DR scan.
– Parameter : The JTAG shift state is 'shift-ir'.
– Parameter : The JTAG destination state is 'run-test/idle'.
– Parameter : The bit length of the command is '6'.
– Parameter : The send data value is 'all-ones'.
– Parameter : The actual receive data is 'discarded'.
• Function : Wait for a minimum number of TCLK pulses.
– Parameter : The count of TCLK pulses is '10'.
• Function : Update the JTAG preamble and post-amble counts.
– Parameter : The IR pre-amble count is '0'.
– Parameter : The IR post-amble count is '6 + 4'.
– Parameter : The DR pre-amble count is '0'.
– Parameter : The DR post-amble count is '1 + 1'.
– Parameter : The IR main count is '4'.
– Parameter : The DR main count is '1'.
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Peripheral Information and Electrical Specifications 251
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