Hi, I'm using an Duemilanove to power some sensors and a 16 x 2 LCD, but the LCD screen is using to much power and I want to power it with a 9 volt battery. I have been using the 5 volts from the Arduino. What is the best way to externally (not from the Arduino) power a HD44780 16x2 LCD without fr…

Externally Power an LCD

Pauly September 9, 2009, 6:54pm 6

Thanks guys. I found one at Adafruit as well.

Topic		Replies	Views
LCD 4x20 external power supply Displays	22	13445	May 6, 2021
Power Supply to the Arduino. Exhibition	3	1784	May 6, 2021
LCD drawing too much power? Displays	13	6223	May 6, 2021
Confused about multiple voltages in same circuit General Electronics	21	6866	May 6, 2021
Power LCD from external power source General Electronics	3	1495	May 6, 2021