datasheet: http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/CD00161566.pdf description: STM32F1 48 pin UFQFPN package footprint: agg:QFN-48-EP-ST name: STM32F1xxCxUx ordercodes: - [Farnell, '2060891'] pins: - - - [VBAT, 1, pwrin] - [VDD, 24, pwrin] - [VDD, 48, pwrin] - [VDDIO2, 36, pwrin] - [VDDA, 9, pwrin] - - [VSSA, 8, pwrin] - [VSS, 23, pwrin] - [VSS, 47, pwrin] - [VSS, 35, pwrin] - [VSS, EP, pwrin] - - [BOOT0, 44, in] - [NRST, 7, in] - - [PC13, 2, bidi] - [PC14, 3, bidi] - [PC15, 4, bidi] - - [PF0, 5, bidi] - [PF1, 6, bidi] - - - [PA0, 10, bidi] - [PA1, 11, bidi] - [PA2, 12, bidi] - [PA3, 13, bidi] - [PA4, 14, bidi] - [PA5, 15, bidi] - [PA6, 16, bidi] - [PA7, 17, bidi] - - [PA8, 29, bidi] - [PA9, 30, bidi] - [PA10, 31, bidi] - [PA11, 32, bidi] - [PA12, 33, bidi] - [PA13, 34, bidi] - [PA14, 37, bidi] - [PA15, 38, bidi] - - [PB0, 18, bidi] - [PB1, 19, bidi] - [PB2, 20, bidi] - [PB3, 39, bidi] - [PB4, 40, bidi] - [PB5, 41, bidi] - [PB6, 42, bidi] - [PB7, 43, bidi] - - [PB8, 45, bidi] - [PB9, 46, bidi] - [PB10, 21, bidi] - [PB11, 22, bidi] - [PB12, 25, bidi] - [PB13, 26, bidi] - [PB14, 27, bidi] - [PB15, 28, bidi]