ANT1GND2PD133PD144PA0(TX)5PA1(RX)6NC7NC8PD159PB1110PB1211PB13(PWM2)12VCC13GND14NC15NC16NC17PC1018PF219NC20PC1121NC22NC23NC24SWCLK25SWDIO26PB14(PWM0)27PB15(PWM1)28NC29PF330NC31NC32NC33NC34NC35GND36nRESET37