Fix bit setting for non-8 word length

Author: Keybinder

src/serial/usart.rs

@@ -606,10 +606,10 @@ macro_rules! uart_lp {
                         .set_bit()
                         .re()
                         .set_bit()
-                        .m0()
-                        .bit(config.wordlength == WordLength::DataBits9)
                         .m1()
                         .bit(config.wordlength == WordLength::DataBits7)
+                        .m0()
+                        .bit(config.wordlength == WordLength::DataBits9)
                         .pce()
                         .bit(config.parity != Parity::ParityNone)
                         .ps()
@@ -761,9 +761,9 @@ macro_rules! uart_full {
                         .set_bit()
                         .re()
                         .set_bit()
-                        .m0()
-                        .bit(config.wordlength == WordLength::DataBits7)
                         .m1()
+                        .bit(config.wordlength == WordLength::DataBits7)
+                        .m0()
                         .bit(config.wordlength == WordLength::DataBits9)
                         .pce()
                         .bit(config.parity != Parity::ParityNone)