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发表于 2017-11-3 08:54:09
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嵌套向量中断结构体:
typedef struct { __IO uint32_t ISER[8];
Interrupt Set Enable Register(中断通道使能)
uint32_t RESERVED0[24];
__IO uint32_t ICER[8]; Interrupt Clear Enable Register(中断通道除能)
uint32_t RSERVED1[24];
__IO uint32_t ISPR[8]; Interrupt Set Pending Register(中断通道悬挂置位)
uint32_t RESERVED2[24];
__IO uint32_t ICPR[8]; Interrupt Clear Pending Register(中断通道悬挂清除)
uint32_t RESERVED3[24];
__IO uint32_t IABR[8]; Interrupt Active bit Register (中断活动标志位,查看该位可以知道系统当前正在处理哪个中断通道)
uint32_t RESERVED4[56];
__IO uint8_t IP[240]; Interrupt Priority Register (8Bit wide) (中断优先级寄存器)
uint32_t RESERVED5[644];
__O uint32_t STIR Software Trigger Interrupt Register(软件触发中断寄存器) }
NVIC_Type; 系统控制块结构体: |
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