Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.
Hi,
I am interfacing a vending-machine control board with a GSM module (a Sony-Ericsson GT47/48). The serial interfaces are RS232 (for the control-board) and TTL (for the module)
I have a MAX232 in the middle which works perfectly when tested between a PC and the module BUT it works...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.
