The STM32F411 'Black pill' development board is an updated version of the original F103 based black pill. This newer version features a more powerful Core-M4F based ARM CPU which brings with is a number of enhanced features including more flash, SRAM memory, a Floating Point Unit, and an increased number of peripherals including built in USB type-c OTG support. However possibly the most amazing feature of this development board is the price. When compared to Atmel based Arduino development boards this little development board boast an very impressive array of features for a fraction of the cost.
