Clean up. Use defines instead magic numers.

[bertos.git] / bertos / cpu / cortex-m3 / drv / ser_stm32.h

diff --git a/bertos/cpu/cortex-m3/drv/ser_stm32.h b/bertos/cpu/cortex-m3/drv/ser_stm32.h
index 2da1b09e44a1464ae82afa4a6d821a8947d09df0..c0378a2238e3ebcb1cfcbd81740aed933a91c0e0 100644 (file)
--- a/bertos/cpu/cortex-m3/drv/ser_stm32.h
+++ b/bertos/cpu/cortex-m3/drv/ser_stm32.h
@@ -98,13 +98,13 @@ INLINE bool stm32_uartTxDone(uint32_t base)
 INLINE bool stm32_uartTxReady(uint32_t base)
 {
        struct stm32_usart *_base = (struct stm32_usart *)base;
-       return (_base->SR & (BV(7) | BV(6)));
+       return (_base->SR & (BV(CR1_TXEIE) | BV(CR1_TCIE)));
 }
 
 INLINE bool stm32_uartRxReady(uint32_t base)
 {
        struct stm32_usart *_base = (struct stm32_usart *)base;
-       return (_base->SR & BV(5));
+       return (_base->SR & BV(CR1_RXNEIE));
 }
 
 INLINE int stm32_uartPutChar(uint32_t base, unsigned char c)