发布于 2007-02-08 16:41:52
0楼
主站:
LD SM0.1
MOVB 0, MB10
LD SM0.0
= L60.0
LD SM0.0
= L63.7
LD L60.0
CALL MBUS_CTRL, L63.7, 9600, 0, 1000, M0.0, MB1
LD SM0.0
= L60.0
LD M0.1
EU
O SM0.1
= L63.7
LD L60.0
CALL MBUS_MSG, L63.7, 2, MB10, 25, 8, &VB3000, M0.1, MB2
从站:
LD SM0.1
CALL MBUS_INIT, 1, 2, 9600, 0, 3, 128, 32, 256, &VB1024, M0.0, MB1
LD M0.0
CALL MBUS_SLAVE, M0.1, MB2
以上是通讯方面的程序,用户程序自己编,呵呵
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