Revision 13601: 52_I2C_PCF8574: replaced smartmatch, enhanced compatibility with FRM
52_I2C_PCF8574: replaced smartmatch, enhanced compatibility with FRM
Source: Revision 13601: 52_I2C_PCF8574: replaced smartmatch, enhanced compatibility with FRM (http://svn.fhem.de/trac/changeset/13601/trunk)