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Posted by newbie123 on Friday, 8 January 2021 - 16:27
Just a simple project using an LCD to I2C board with PCF8574 and a Grayhill 3x4 Keypad 96AB2-102-F.
If user enters correct password (12345) on keypad...
Posted by osbornema on Thursday, 29 October 2020 - 16:54
There are many applications in which the USI () is only required to send strings and user prompts to a PC and receive keypresses from the keyboard. The user...