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| author | bnewbold <bnewbold@robocracy.org> | 2010-07-18 23:23:26 -0400 |
|---|---|---|
| committer | bnewbold <bnewbold@robocracy.org> | 2010-07-18 23:23:26 -0400 |
| commit | f23dcac7b9235887b75fb4a04f715693ad99b34f (patch) | |
| tree | 5c725fbbd0031728a1f0532a8b4c0c3f9e9dd815 /libmaple/nvic.c | |
| parent | 2262a0d83164058b24733e5bad8e58b199bd5743 (diff) | |
| download | librambutan-f23dcac7b9235887b75fb4a04f715693ad99b34f.tar.gz librambutan-f23dcac7b9235887b75fb4a04f715693ad99b34f.zip | |
nvic_disable_interrupt
Diffstat (limited to 'libmaple/nvic.c')
| -rw-r--r-- | libmaple/nvic.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/libmaple/nvic.c b/libmaple/nvic.c index e540894..d8745a4 100644 --- a/libmaple/nvic.c +++ b/libmaple/nvic.c @@ -63,6 +63,22 @@ void nvic_enable_interrupt(uint32 n) { } } +/** + * @brief turn off interrupt number n + * @param[in] n interrupt number + */ +void nvic_disable_interrupt(uint32 n) { + if (n >= NVIC_NR_INTERRUPTS) { + return; + } + + if (n < 32) { + REG_SET_BIT(NVIC_ICER0, n); + } else { + REG_SET_BIT(NVIC_ICER1, n - 32); + } +} + /** |