Support for pins PL2 and PL4
PA3 = pin.PA3
UART2_CTS = pin.PA3
PA10 = pin.PA10
+PA12 = pin.PA12
+SDA = pin.PA12
+PA11 = pin.PA11
+SCL = pin.PA11
+PA6 = pin.PA6
+PWM1 = pin.PA6
+PA1 = pin.PA1
+UART2_RX = pin.PA1
+PA0 = pin.PA0
+UART2_TX = pin.PA0
+PA3 = pin.PA3
+UART2_CTS = pin.PA3
+PA7 = pin.PA7
+PA8 = pin.PA8
+PA9 = pin.PA9
+PA10 = pin.PA10
+PA17 = pin.PA17
+PA18 = pin.PA18
+PA19 = pin.PA19
+PA20 = pin.PA20
+PA21 = pin.PA21
+PC0 = pin.PC0
+PC1 = pin.PC1
+PC2 = pin.PC2
+PC3 = pin.PC3
+PC4 = pin.PC4
+PC7 = pin.PC7
+
+PA13 = pin.PA13
+SPI1_CS = pin.PA13
+PA14 = pin.PA14
+SPI1_CLK = pin.PA14
+PA2 = pin.PA2
+UART2_RTS = pin.PA2
+PA18 = pin.PA18
+TWI1_SCK = pin.PA18
+
+PL2 = pin.PL2
+PL4 = pin.PL4
+
+SCLK = pin.PA14
+MOSI = pin.PA15
+MISO = pin.PA16
PA13 = pin.PA13
SPI1_CS = pin.PA13