Configures and initializes the OV2640 camera sensor. Calls stopI2S () to release GPIOs 12, 14, and 15. Sets up the camera pin ...
//U8G2_SSD1306_128X64_NONAME_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); //U8G2_SSD1306_128X64_NONAME_1_4W_HW ...
Four small Arduino exercises rebuilt as one testable embedded-systems project. Button edges, stopwatch transitions, ADC filtering, and UART commands live in a hardware-independent C++ core; the ...
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