void send_basic_data_to_dis_part()

{

char basic_data_buf[60]={0};

char frame_head[2]={0xFE,0xFB},frame_end[2]={0xFE,0xFA};

char frame_len[1]={0x45},frame_type[1]={0x40};

char bCRC[2]={0,0};

char tower_num[1]={0x08};

unsigned int addr=0;

addr=split_joint_hex_data( basic_data_buf,addr,frame_head,2);

addr=split_joint_hex_data( basic_data_buf,addr,frame_len,1);

addr=split_joint_hex_data( basic_data_buf,addr,frame_type,1);

addr=split_joint_hex_data( basic_data_buf,addr,tower_num,1);

for(uint8 i=0;i

{

addr=split_joint_hex_data( basic_data_buf,addr,(char*)(&crane_tower[i].lcd_x),2);

addr=split_joint_hex_data( basic_data_buf,addr,(char*)(&crane_tower[i].lcd_y),2);

addr=split_joint_hex_data( basic_data_buf,addr,(char*)(&crane_tower[i].dis_fore_r),2);

addr=split_joint_hex_data( basic_data_buf,addr,(char*)(&crane_tower[i].dis_back_r),2);

}

CRC16(bCRC,basic_data_buf+2, addr-2); //數(shù)據(jù)CRC校驗(yàn)

addr=split_joint_hex_data( basic_data_buf,addr,bCRC,2);

addr=split_joint_hex_data( basic_data_buf,addr,frame_end,2);

UART2_Send_Buf(basic_data_buf,addr);

}

//basic_data_buf[60]數(shù)組所開辟的長(zhǎng)度為60，但是在下面從basic_data_buf首地址起填裝數(shù)據(jù)的過(guò)程當(dāng)中，填寫的數(shù)據(jù)長(zhǎng)度超過(guò)了60，數(shù)組越界，破壞了棧內(nèi)保持的進(jìn)入send_basic_data_to_dis_part(）函數(shù)之前保存的現(xiàn)場(chǎng)數(shù)據(jù)，結(jié)果跳出該函數(shù)調(diào)用，要執(zhí)行下步的時(shí)候，由于SP內(nèi)的值已經(jīng)被修改，導(dǎo)致程序跑飛。（這種情況癥狀往往表現(xiàn)為：進(jìn)入某個(gè)函數(shù)內(nèi)正常，在跳出的時(shí)候就跑飛，多為在函數(shù)內(nèi)SP的指針被修改）