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楼主 |
发表于 2019-1-30 10:20:18
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[b P) Miscellany
1) Enable global interrupt: void gie_enable(void)
2) Store then disable global interrupt: void gie_disable(void)
3) Restore global interrupt, should be couple with gie_disable(): void gie_restore(void)
4) Delay by us of microseconds: void delayus(u16 us)
5) Delay by ms of milliseconds: void delayms(u16 ms)
6) Return a*b using hardware multiplier: u16 axu_fmul8x8(u8 a, u8 b)
7) Return a*b using hardware multiplier: u32 axu_fmul16x8(u16 a, u8 b)
8) Return a*b using hardware multiplier: u16 axu_fdiv16d8(u16 a, u8 b)
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