RTEMS | stm32f4: fix spelling, grammar, and register names in include folder (!1130)

Sat Mar 21 03:19:57 UTC 2026

Kinsey Moore started a new discussion on bsps/arm/stm32f4/include/bsp/stm32_usart.h: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1130#note_146597

 >  #define STM32F4_USART_BBR_DIV_FRACTION(val) BSP_FLD32(val, 0, 3)
 >  #define STM32F4_USART_BBR_DIV_FRACTION_GET(reg) BSP_FLD32GET(reg, 0, 3)
 >  #define STM32F4_USART_BBR_DIV_FRACTION_SET(reg, val) BSP_FLD32SET(reg, val, 0, 3)
 > +#define STM32F4_USART_DR(val) BSP_FLD32(val, 0, 7)
 > +#define STM32F4_USART_DR_GET(reg) BSP_FLD32GET(reg, 0, 7)
 > +#define STM32F4_USART_DR_SET(reg, val) BSP_FLD32SET(reg, val, 0, 7)
 > +	uint32_t brr;
 > +#define STM32F4_USART_BRR_DIV_MANTISSA(val) BSP_FLD32(val, 4, 15)
 > +#define STM32F4_USART_BRR_DIV_MANTISSA_GET(reg) BSP_FLD32GET(reg, 4, 15)
 > +#define STM32F4_USART_BRR_DIV_MANTISSA_SET(reg, val) BSP_FLD32SET(reg, val, 4, 15)
 > +#define STM32F4_USART_BRR_DIV_FRACTION(val) BSP_FLD32(val, 0, 3)
 > +#define STM32F4_USART_BRR_DIV_FRACTION_GET(reg) BSP_FLD32GET(reg, 0, 3)
 > +#define STM32F4_USART_BRR_DIV_FRACTION_SET(reg, val) BSP_FLD32SET(reg, val, 0, 3)

Take a closer look at this section.

-- 
View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1130#note_146597
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