* (The SRAM is faster than PSRAM, but the PSRAM has a larger capacity) * (For SPI/QSPI LCD, it is recommended to allocate the buffer in SRAM, because the SPI DMA does not directly support PSRAM now) * ...

* - ESP_UTILS_MEM_ALLOC_TYPE_STDLIB: Use the standard library memory allocation functions (malloc, free) * - ESP_UTILS_MEM_ALLOC_TYPE_ESP: Use the ESP-IDF memory ...

Abstract: Digital signal processing is widely used in various fields such as communication, electrical control, biomedicine, telemetry and remote sensing, geological exploration, aerospace, etc. The ...