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bugfix(hw_timer): fix calculation overflow of timer less than 0x35A us error

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Xiong Yu
2018-10-02 14:57:51 +08:00
parent 85cd35e454
commit 153c109761
1 changed files with 1 additions and 1 deletions
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2
driver_lib/driver/hw_timer.c
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@ -28,7 +28,7 @@
((t) ? \ ((t) ? \
(((t) > 0x35A) ? \ (((t) > 0x35A) ? \
(((t) >> 2) * ((APB_CLK_FREQ >> 4) / 250000) + ((t)&0x3) * ((APB_CLK_FREQ >> 4) / 1000000)) : \ (((t) >> 2) * ((APB_CLK_FREQ >> 4) / 250000) + ((t)&0x3) * ((APB_CLK_FREQ >> 4) / 1000000)) : \
(((t) *(APB_CLK_FREQ>>4)) / 1000000)) : \ ((t) *((APB_CLK_FREQ>>4) / 1000000))) : \
0) 0)
#define FRC1_ENABLE_TIMER BIT7 #define FRC1_ENABLE_TIMER BIT7