compiled with memory file

stm32u5-blinky/memory.x

@@ -0,0 +1,13 @@
+/* memory.x - STM32U575ZITxQ memory layout */
+
+/* Flash: 2 MB starting at 0x08000000 */
+/* SRAM1 + SRAM2 + SRAM3 total 786 KB starting at 0x20000000 */
+
+MEMORY
+{
+  FLASH (rx)  : ORIGIN = 0x08000000, LENGTH = 2048K
+  RAM   (xrw) : ORIGIN = 0x20000000, LENGTH = 786K
+}
+
+/* provide stack start symbol (end of RAM) */
+_stack_start = ORIGIN(RAM) + LENGTH(RAM);