STC8H1K08 INT1是怎样触发外部中断的

文章目录工程结构原理图按键 K1 用于触发外部中断 1main.c/** * Interrupt Registers Definition */sfr IE = 0xA8; /* Interrupt Enable Register *//** * Interrupt Registers Bits Definition *//** IE */#define GLOBAL_IE_EA    (0x80)#define INT0_IE_EX1     (0x04)/**