Arduino w / Keypad and feedback.
Goodnight
I'm doing a one pcb, which contains LCD 16x2 74LS164, 4x4 Keypad with PCF8574A / 74C922 for Arduino. You have an Eagle plane - Schematics - as are the connections?
Arduino w / Keypad and feedback.
Goodnight
I'm doing a one pcb, which contains LCD 16x2 74LS164, 4x4 Keypad with PCF8574A / 74C922 for Arduino. You have an Eagle plane - Schematics - as are the connections?