十年网站开发经验 + 多家企业客户 + 靠谱的建站团队
量身定制 + 运营维护+专业推广+无忧售后,网站问题一站解决
#include
#define u8 unsigned char
#define u16 unsigned int
unsigned char CalculateChecksum(const u8 *pData, u16 Length)
{
u8 byChecksum = 0xff;
u16 i;
for (i = 0; i
return byChecksum;
}
void main()
{
unsigned char checksum;
unsigned char aa[]={0x04, 0x00, 0x1E, 0x20};
checksum = CalculateChecksum(aa,4);
printf("%x",checksum );
}