Go Down

Topic: transistor selection? (Read 2761 times) previous topic - next topic

CrossRoads

Yes, the cap on the chip's +5 pin will help with stable operation.

Are you using SPI.transfer() to send data to the chip, or shiftout()?
Designing & building electrical circuits for over 25 years.  Screw Shield for Mega/Due/Uno,  Bobuino with ATMega1284P, & other '328P & '1284P creations & offerings at  my website.

fred_dot_u

shiftOut(), with local code written by another no-longer-active-on-the-forum arduino user. I think he was not able to get the canned shiftOut() to work as he wished, so he wrote his own. Some of my research referenced SPI and I pretty much ignored those posts, as they were not applicable and would have thrown a bigger wrench in the works than a new shift register and common anode led module.

Go Up
 


Please enter a valid email to subscribe

Confirm your email address

We need to confirm your email address.
To complete the subscription, please click the link in the email we just sent you.

Thank you for subscribing!

Arduino
via Egeo 16
Torino, 10131
Italy