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- STM32F407VGT6 (1MB of Flash, 192+4 Kbytes of SRAM) - 5V (via USB) or Li-Polymer Battery (3.7V) power input - 2 x LEDs - 2 x user switches - 2 x mikroBUS sockets - 2 x 1x26 mikromedia-compatible headers (52 pins) https://www.mikroe.com/clicker-2-stm32f4