如说 1100 1011, 0011 0101, 1101 1110 ,1111 0001: 先转成十六进制(其他进制也行)表示:int a = 0xCB, b = 0x53, c = 0xDE, d = 0xF1; int s = (a << 24) + (b << 16) + (c << 8) + d;//合并,s == 0xCB53DEF1 int i = (s & 0xFF000000) >> 24;//i == a int j = s & 0xFF; // j == d;
WORD hiData = HIWORD(data) WORD loData = LOWORD(data) byte1 = HIBYTE(hiData) byte2 = LOBYTE(hiData) byte3 = HIBYTE(loData) byte4 = LOBYTE(loData)byte1-byte4为你想要的数据
a = dat & 0xff; b = (dat >> 8) & 0xff; c = (dat >> 16) & 0xff; d = (dat >> 24) & 0xff;
移位:>>,<<
位与:&
足够了
先转成十六进制(其他进制也行)表示:int a = 0xCB, b = 0x53, c = 0xDE, d = 0xF1;
int s = (a << 24) + (b << 16) + (c << 8) + d;//合并,s == 0xCB53DEF1
int i = (s & 0xFF000000) >> 24;//i == a
int j = s & 0xFF; // j == d;
WORD loData = LOWORD(data)
byte1 = HIBYTE(hiData)
byte2 = LOBYTE(hiData)
byte3 = HIBYTE(loData)
byte4 = LOBYTE(loData)byte1-byte4为你想要的数据
b = (dat >> 8) & 0xff;
c = (dat >> 16) & 0xff;
d = (dat >> 24) & 0xff;