As they are written outside of the main program, subroutines can be saved separately as modules and used again in other programs. This saves time because the programmer can use code that has already ...

* - 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 ...

* (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) * ...