字节的位操作

来源:互联网 发布:2016淘宝客api接口 编辑:程序博客网 时间:2024/04/26 05:05
#define lowByte(word) ((uint8_t)(word))#define highByte(word) ((uint8_t)((word) >> 8))#define bitRead(val, bit) (((val) >> (bit)) & 0x01)#define bitSet(val, bit) ((val) |= (1 << (bit)))#define bitClear(val, bit) ((val) &= ~(1 << (bit)))#define bitFlip(val, bit) ((val) ^= (1 << (bit)))

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