Quantcast
Channel: Intel Communities: Message List
Viewing all articles
Browse latest Browse all 19055

How to make dynamic system call in sketch

$
0
0

I'd like to make system() calls in Arduino sketches with dynamic values.

 

  String dateCmd="date +'%Y%m%d %H:%M:%S' -s ";

  dateCmd+="'20150120 10:42:00'";

  system(dateCmd);

 

However it generates an error:

 

error: cannot convert 'String' to 'const char*' for argument '1' to 'int system(const char*)'

 

I've tried to use c_str() method of String, but it doesn't exist.

 

What shoud I do to get it to work?


Viewing all articles
Browse latest Browse all 19055

Trending Articles



<script src="https://jsc.adskeeper.com/r/s/rssing.com.1596347.js" async> </script>