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Hi! I am working on a project, which needs to control some 7seg displays. Currently, I am pondering using PCF8574; three of them, one for each display. Is that the best way, or is there a more compact/cheaper way of doing it? Maybe i2c included in the 7seg package or something? Thank in...

Hi! I am wanting to create a circuit that counts coins, outputting the amount to four 7segs. I have the display portion firgured out, I need the input part and the logic. Is there an easy way to count UK coins, possibly with a way to decrease the count when I want to remove the coins? Thanks...

Hi! Should I send CRLF after my AT commands? Should I send CRLF after the SUB charecter? Will the modem send CRLF after OK? Thanks in advance!

Hey! I have ordered a GPRS modem, and was wondering how I would send and recieve commands. Would I be able to evaluate them effectivly? My end goal is to be able to send and recieve text messages to tell me the status of my circuit and also be able to tell it what to do. How plausible is this...

Hi! I was wondering if it is possible to extend the amount of lines of code you can use. I know 600 is quite alot for a BASIC program, but what if you exceed this amount? Thnaks in advance!