√完了しました！ cortex m4 memory map 318255-Cortex m4 memory map
There are several types of memory available The CortexM4 provides local memory (Tightly Coupled Memory, TCM), which is relatively small but can be accessed by the CPU without any latency There are multiple OCRAM areas (OnChip RAM, typically SRAM) which are relatively fast as well and slightly larger The third option is the DDR3 based main