As an economical chip in STM32, the F030 series has a great price advantage. The 48M main frequency is completely sufficient for some small productions. This development board is equipped with the CH340E USB-TTL chip. Use jumper caps to enable peripheral serial communication and STM32 serial communication. Switching between, with 3 user buttons, 1 SWD download interface, 1 conventionally arranged SPI interface, used for pointing the screen, onboard large-capacity tantalum capacitor, convenient for serial port servos or GPS and other peripherals Use of larger currents.
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