I have a receipt printer hooked up to my Arduino with the ethernet shield (wiznet one), and the Arduino basically takes POST data from a form, and spits it out onto a thermal receipt. The problem that I'm having is that the first time after a reset or upload, it initializes and gets an IP, but if I …

Arduino ethernet enabled receipt printer [Resolved]

zoomkat August 17, 2012, 5:50pm 4

pylon:
To say it short:

Don't use the String class

So that caused the problem?