Tagged Questions

5
votes
4answers
389 views

Using a voltage regulator to power MSP430 microcontrollers

I'm trying to power a MSP430 microcontroller at 3.0V. I have a voltage regulator whose output is 3.6V, but I have a Bluetooth module that can only tolerate 3.0V. I plan to use a voltage divider to ...
2
votes
3answers
716 views

Tips for multiple voltage regulators?

I've got a project I want to work on, which involves an LCD, MAX232, and MSP430. The LCD requires 5V for logic and 3V for the backlight. The MAX232 will work from 3VDC to 5.5VDC. The MSP430G2231 ...
2
votes
3answers
289 views

What will happen if I feed this rangefinder 3.3v?

I have this rangefinder http://www.hobbyengineering.com/H2951.html and my MCU is running on 3.3v (MSP430G2231), will this thing work poorly if I feed it 3.3v instead of 5v? I really don't want to have ...