The holiday is coming closer and you are looking for a way to make your porch and garden look more festive. Yes, string lights are the way to go. Check out these 6 best patio string lights for your ...

stm32_led_matrix_spi This is a basic program which allows the STM32F030 MCU to drive MAX7219 based LED-matrices It uses the SPI protocol, with software controlled Chip-Select (pin PA4 here, but you ...