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@@ -83,9 +83,9 @@ do{ \
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/* 定时器时钟使能 */ \
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RCC->APB1ENR |= RCC_APB1ENR_TIM14EN; \
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/* 预分频,本示例,APB1CLK = HCLK / 1 */ \
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TIM14->PSC = (SYSCFG_SYSCLK / 1000000) / 1 * 1 - 1; \
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TIM14->PSC = (SYSCFG_SYSCLK / 1000000) / 1 * 1 - 1; \
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/* 重装载值 */ \
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TIM14->ARR = SYSCFG_SYSTICKCYCLE - 1; \
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TIM14->ARR = SYSCFG_SYSTICKCYCLE - 1; \
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/* 使能计数器 | 只有上溢/下溢会生成更新中断 | 计数方向任意 */ \
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TIM14->CR1 = (1 << 0) | (1 << 2); \
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/* 使能更新中断 */ \
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