ST STM32F205 series Reference Manual page 30

Advanced arm-based 32-bit mcus
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32.8.4
32.8.5
32.8.6
32.9
AHB-AP (AHB access port) - valid for both JTAG-DP
and SW-DP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1330
32.10 Core debug . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1331
32.12 FPB (Flash patch breakpoint) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1332
32.13 DWT (data watchpoint trigger) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1333
32.14 ITM (instrumentation trace macrocell) . . . . . . . . . . . . . . . . . . . . . . . . . 1333
32.14.1 General description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1333
32.14.2 Time stamp packets, synchronization and overflow packets . . . . . . . 1333
32.15 ETM (Embedded trace macrocell) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1335
32.15.1 ETM general description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1335
32.15.2 ETM signal protocol and packet types . . . . . . . . . . . . . . . . . . . . . . . . 1335
32.15.3 Main ETM registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1336
32.15.4 ETM configuration example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1336
32.16 MCU debug component (DBGMCU) . . . . . . . . . . . . . . . . . . . . . . . . . . 1336
32.16.1 Debug support for low-power modes . . . . . . . . . . . . . . . . . . . . . . . . . 1336
32.16.2 Debug support for timers, watchdog, bxCAN and I
32.16.3 Debug MCU configuration register . . . . . . . . . . . . . . . . . . . . . . . . . . 1337
32.17 TPIU (trace port interface unit) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1341
32.17.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1341
32.17.2 TRACE pin assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1342
32.17.3 TPUI formatter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1343
32.17.4 TPUI frame synchronization packets . . . . . . . . . . . . . . . . . . . . . . . . . 1344
32.17.5 Transmission of the synchronization frame packet . . . . . . . . . . . . . . 1344
32.17.6 Synchronous mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1344
32.17.7 Asynchronous mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1345
32.17.8 TRACECLKIN connection inside the STM32F20x and STM32F21x . 1345
32.17.9 TPIU registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1345
32.17.10 Example of configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1346
32.18 DBG register map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1347
30/1378
DP and AP read/write accesses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1328
SW-DP registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1329
SW-AP registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1330
RM0033 Rev 8
RM0033
2
C . . . . . . . . . . . . 1337

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