20-10
MCF5249UM
MOTOROLA
MCF5249 BSDL File
state by the internal assertion of the TRST signal to the controller and the TAP pins function as Debug
mode pins. While in JTAG mode, input pins TDI/DSI, TMS/BKPT, and TRST/DSCLK have internal pullups
enabled. Figure 20-4 shows pin values recommended for disabling JTAG with the MCF5249 in Debug
mode.
Figure 20-4 Disabling JTAG in Debug Mode
20.7
MCF5249 BSDL FILE
-- ------------------------------------------------------------------------- --
-- BSDL file for design XCF5249
--
-- ------------------------------------------------------------------------- --
-- creation date Mon Oct 1 10:27:32 2001
-- ------------------------------------------------------------------------- --
--
-- This information is provided on an AS IS basis and without warranty.
--
-- IN NO EVENT SHALL MOTOROLA BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL
--
-- DAMAGES ARISING FROM USE OF THIS INFORMATION. THIS DISCLAIMER OF
--
-- WARRANTY EXTENDS TO THE USER OF THE INFORMATION, AND TO THEIR CUSTOMERS --
-- OR USERS OF PRODUCTS AND IS IN LIEU OF ALL WARRANTIES WHETHER EXPRESS, --
-- IMPLIED, OR STATUTORY, INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY --
-- OR FITNESS FOR PARTICULAR PURPOSE.
--
-- MOTOROLA does not represent or warrant that the information furnished --
-- hereunder is free of infringement of any third party patents,
--
-- copyrights, trade secrets, or other intellectual property rights.
--
-- MOTOROLA does not represent or warrant that the information is free of --
-- defect, or that it meets any particular standard, requirements or need --
-- of the user of the information or their customers.
--
-- MOTOROLA reserves the right to change the information in this file
--
-- without notice.
--
-- ------------------------------------------------------------------------- --
--
-- Technical Note
--
-- ------------------------------------------------------------------------- --
TDI /DSI
TCK
DEBUG INTERFACE
TRST/DSCLK
TMS/BKPT
NOTE: test[3:0] NOT SET TO’ 0001’ PROHIBITS JTAG.
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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