P27/PWM11P102P93LDOIN4LDOOUT5VDDIF6VDDFE7RF8VDDVCO9VDDPLL10XTALI11XTALO12VDDC13UART_RXD14UART_TXD15VDDM16SDA17SCL18TMC19RESET_N20P021P122P323P224P425P526P627P728P829P3330P3231P2532P2433VDDO34P13/P2835P37/P38/P3936P1437P15/P26/PWM038XTALO32K/P1239XTALI32K/P1140EP41