TABLE OF CONTENTS (Continued)
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Title
MOTOROLA
ColdFire2/2M User’s Manual
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xv
7.4.1.1
7.4.1.2
7.4.2
7.4.2.1
7.4.2.2
7.4.2.3
7.4.2.4
7.4.2.5
7.4.2.6
7.4.3
7.4.4
7.4.5
Emulator Mode ................................................................................7-27
Reuse of Debug Module Hardware .................................................7-28
Programming Model .............................................................................7-28
Address Breakpoint Registers (ABLR, ABHR) ................................7-29
Address Attribute Register (AATR)..................................................7-30
Program Counter Breakpoint Register (PBR, PBMR) .....................7-32
Data Breakpoint Register (DBR, DBMR).........................................7-33
Trigger Definition Register (TDR) ....................................................7-34
Configuration/Status Register (CSR)...............................................7-36
Concurrent BDM and Processor Operation..........................................7-39
Motorola Recommended BDM Pinout..................................................7-39
Differences Between the ColdFire2/2M BDM and CPU32 BDM ..........7-40
Section 8
Test Operation
8.1
8.1.1
8.1.1.1
8.1.1.2
8.1.1.3
8.1.1.4
8.1.1.5
8.1.1.6
8.1.1.7
8.1.1.8
8.1.1.9
8.1.1.10
8.1.1.11
8.1.1.12
8.1.1.13
8.1.1.14
8.1.2
8.1.3
8.1.4
8.1.4.1
8.1.4.2
8.1.5
8.1.5.1
8.1.5.2
8.1.6
8.1.7
Integrated Memory Testing..........................................................................8-1
Test Bus Signal Description ...................................................................8-1
Test Address Bus (TEST_ADDR[14:2]).............................................8-1
Test Control (TEST_CTRL) ...............................................................8-1
Test IDATA Read (TEST_IDATA_RD) ..............................................8-1
Test IDATA Write (TEST_IDATA_WRT) ...........................................8-2
Test Instruction Cache Read Hit (TEST_RHIT).................................8-2
Test Invalidate Inhibit (TEST_IVLD_INH)..........................................8-2
Test ITAG Write (TEST_ITAG_WRT)................................................8-2
Test KTA Mode Enable (TEST_KTA)................................................8-2
Test Mode Enable (TEST_MODE) ....................................................8-2
Test SRAM Read (TEST_SRAM_RD)...............................................8-2
Test SRAM Write (TEST_SRAM_WRT)............................................8-2
Test Read (TEST_RD) ......................................................................8-2
Test ROM Read (TEST_ROM_RD)...................................................8-2
Test Write Inhibit (TEST_WR_INH)...................................................8-2
Theory of Operation................................................................................8-2
Test Mode...............................................................................................8-3
Instruction Cache Tag RAM Testing.......................................................8-3
Instruction Cache Tag RAM Write Function ......................................8-3
Instruction Cache Tag RAM Read Function ......................................8-5
Instruction Cache Data RAM Testing .....................................................8-6
Instruction Cache Data RAM Write Function.....................................8-6
Instruction Cache Data RAM Read Function.....................................8-8
Instruction Cache KTA Mode Testing.....................................................8-9
ROM Testing ........................................................................................8-11
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