Hello I am trying to Using Arduino Mini 4 some environmental Moniotring. TMP102, HIH 4030 and and micro SD card to record data. Can I use a 9V DC source as Power supply to Arduino MINI 4? Is there a 5V ouput from Arduino Mini 4 like UNO? Can I use TMP102, HIH4030 and Micro SD card interfaced to …

Environmetal Monitoring

system September 4, 2012, 10:57pm 7

hi James

you are right.

My Mistake.

Can help with MINI 4 and 3.3v required for the I2C device.

Sri