Merge pull request #225 from datdenkikniet/fix_i2c

Fix incorrect SDA and SCL for i2c

Author: korken89

src/i2c.rs

@@ -513,8 +513,9 @@ mod stm32l4x2_pins {
 
     pins!(I2C1, AF4, SCL: [PA9, PB6], SDA: [PA10, PB7]);
 
-    // Technically not present on STM32L432XX and STM32l442XX (pins missing from ref. manual)
-    pins!(I2C2, AF4, SCL: [PB8, PB10, PB13], SDA: [PB9, PB11, PB14]);
+    // Both technically not present on STM32L432XX and STM32l442XX (pins missing from ref. manual)
+    pins!(I2C1, AF4, SCL: [PB8], SDA: [PB9]);
+    pins!(I2C2, AF4, SCL: [PB10, PB13], SDA: [PB11, PB14]);
 
     pins!(I2C3, AF4, SCL: [PA7], SDA: [PB4]);