can发送程序.c

来自「单片机数据通讯典型应用(光盘内容）」· C语言 代码 · 共 26 行

void send_can(void)
{
uchar DLC;
uchar ID[4];
uchar DATA[8];  

BUFDLC = DLC;                    			//设置DLC
BUFID0 = ID[0];                 			//设置ID
BUFID1 = ID[1];
BUFID2 = ID[2];
BUFID3 = ID[3];
BUFDATA0 = DATA[0];           			//设置待发送数据
BUFDATA1 = DATA[1];
BUFDATA2 = DATA[2];
BUFDATA3 = DATA[3];
BUFDATA4 = DATA[4];
BUFDATA5 = DATA[5];
BUFDATA6 = DATA[6]; 
BUFDATA7 = DATA[7];
BUFDATA8 = DATA[8];

CMR = OxO1;                             	//置发送请求位，请求发送
While(( SR & 0x08) ! = 0x08);           	//没发送完就等待
}