pls someone help me out..
I am need soil ph value in my project. i want to get soil ph value from rapitest ph meter.
Can anyone help me how to hack ph meter and use its reading in my arduino project.
Read the how to use this forum sticky. It will tell you how to ask a question correctly. Hane you any idea how many people here know what a rapitest ph meter is? You need to provide links to some technical data about this meter and also what sort of Arduino you are using.