text: <s>[INST] ControlLogix MSG instructions I need to query a bunch of drive parameters using ControlLogix MSG instructions. Must I issue one message at a time and wait for it's .DN bit before executing the next MSG instruction, or can I fire them all off at once and wait for .DN from all of them? Mike [/INST] Mike, firing many messages together could generate some problems... it is better to manage them... Take a look to the following technotes... Aid 39998Aid 21193 Hope this helps… - fuzzy logic \\n </s>