Re: How to get data from CM12AU by PC?

["Patrick Lidstone" <patrick@xxxxxxx>]

--- In ukha_d@y..., Hem <nkjbin@y...> wrote:
> I have these modules: MS13E, TM12, CM12, LM12 , 
> and they work together perfectly. But now I want to 
> know what did the CM12AU module send when the MS13E 
> (motion detector) module detected some motion, how 
> can I do that? I set the MS13E's address as 'c2'.
> 
> X10 protocol says that interface will send a '0x5a' 
> before it begin sending datas, I should answer
> a  '0xc3' to it and then it will upload datas.
> But after I sent '0xc3', I can only receive data 
> such as '0x5a, 0x02, 0x5a, 0x03' etc. However, I
> should receive '0x5a, 0x03, 0x02, 0x2E, 0x22'.
> I can't get it even I use interrupt mode.
> 
> What's wrong with it? Who can give me a hand? 
> Thanks a lot!

I don't have any experience of an MS13E, but I do know the CM12. What 
you are doing is basically right. I suspect you have a problem with 
flow control. Try setting serial flow control to "local" or
"none" 
(depending on the programming platform you are using).

HTH
Patrick



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