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| author | Josh Rahm <joshuarahm@gmail.com> | 2020-11-18 23:16:57 -0700 |
|---|---|---|
| committer | Josh Rahm <joshuarahm@gmail.com> | 2020-11-18 23:16:57 -0700 |
| commit | 7b080024aff866d6987bd87b4c9e54201fcbc2a8 (patch) | |
| tree | 65ac10d6fde93a85badcb182513e2ab69f585ab4 /02-usart/include/common.h | |
| parent | 75f8523f3a70558788186f8f2d7ca5a6f9f71194 (diff) | |
| download | stm32l4-7b080024aff866d6987bd87b4c9e54201fcbc2a8.tar.gz stm32l4-7b080024aff866d6987bd87b4c9e54201fcbc2a8.tar.bz2 stm32l4-7b080024aff866d6987bd87b4c9e54201fcbc2a8.zip | |
Add regset masks to gpio.h
Diffstat (limited to '02-usart/include/common.h')
| -rw-r--r-- | 02-usart/include/common.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/02-usart/include/common.h b/02-usart/include/common.h index 394dc62..2f14e42 100644 --- a/02-usart/include/common.h +++ b/02-usart/include/common.h @@ -42,6 +42,6 @@ typedef __IO uint32_t bits_t; #define regset(reg, mask, val) \ - (reg = (reg & ~mask) | (val << CTZ(mask))) + ((reg) = ((reg) & ~mask) | (val << CTZ(mask))) #endif /* COMMON_H */ |