Figure 520. Jtag Tap Connections; Id Codes And Locking Mechanism - ST STM32L4x6 Reference Manual

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RM0351
44.6

ID codes and locking mechanism

There are several ID codes inside the STM32L4x6 MCUs. ST strongly recommends tools
designers to lock their debuggers using the MCU DEVICE ID code located in the external
PPB memory map at address 0xE0042000.

Figure 520. JTAG TAP connections

DocID024597 Rev 3
Debug support (DBG)
1651/1693
1678

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