S7200与MAX7219通讯程序问题-专业自动化论坛-中国工控网论坛

S7200与MAX7219通讯程序问题点击：395 | 回复：6

发表于：2012-03-14 16:06:23

楼主

那位朋友帮我看一下下面的程序那里出了问题，一下程序运行时，一次循环没问题7219显示正常。可让他循环起来用0.5秒脉冲好像也行可用SM0.6或自己做一个1MS的脉冲做时钟就会传输一会就不对了！搞了好几天了还是不行请大家帮帮忙谢谢！

Network 1
LD     T32
ED
R      M0.0, 1
Network 2
LD     T32
EU
S      M0.0, 1
Network 3
LDN    T32
TON    T32, 1
Network 4 // 网络标题
// 网络注释
LD     SM0.1
MOVW   16#F9FF, VW0
MOVW   16#FAFF, VW2
MOVW   16#FBFF, VW4
MOVW   16#FCFF, VW6
MOVW   16#FFFE, VW8
Network 5
LD     C1
EU
LD     SM0.1
CTU    C2, 13
Network 6
LDN    C1
ED
LPS
AW=    C2, 1
EU
MOVW   VW2, VW0
LRD
AW=    C2, 2
EU
MOVW   VW4, VW0
LRD
AW=    C2, 3
EU
MOVW   VW6, VW0
LRD
AW=    C2, 4
EU
MOVW   VW8, VW0
LRD
AW=    C2, 5
EU
MOVW   16#F1F1, VW0
LRD
AW=    C2, 6
EU
MOVW   16#F2F2, VW0
LRD
AW=    C2, 7
EU
MOVW   16#F3F3, VW0
LRD
AW=    C2, 8
EU
MOVW   16#F4F4, VW0
LRD
AW=    C2, 9
EU
MOVW   16#F5F5, VW0
LRD
AW=    C2, 10
EU
MOVW   16#F6F6, VW0
LPP
AW=    C2, 11
EU
MOVW   16#F7F7, VW0
Network 7
LDN    M11.0
A      M0.0
AN     C1
EU
LD     SM0.1
LDW=   C1, 17
A      M11.0
EU
OLD
CTU    C1, +17
Network 8
LDW>   C2, 11
A      M11.0
A      M0.0
EU
MOVW   16#F8F8, VW0
Network 9
LDN    C1
A      M0.0
ED
RLW    VW0, 1
Network 10
LDN    C1
A      M0.0
A      V0.7
=      M10.0
Network 11
LD     M10.0
=      Q0.0
Network 12
LDN    C1
A      M0.0
=      M12.0
Network 13
LDN    M12.0
EU
=      Q0.2
Network 14
LD     M0.0
A      C1
=      M11.0
Network 15
LD     M11.0
ED
=      Q0.1