jaycey_chai WROTE:How many inputs and outputs require if Arduino LCD keypad shield is used?
zhenning WROTE:jaycey_chai WROTE:How many inputs and outputs require if Arduino LCD keypad shield is used?
Go here:http://www.cytron.com.my/viewProduct.php?pcode=ARDUINO-LCD
download the schematics. 7 I/O is used for the lcd and few buttons.
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