Thread: (Earlier version of) Backup onboard charger not correct
View Single Post
  #13   Spotlight this post!  
Unread 23-01-2007, 08:50
Dad1279 Dad1279 is offline
Registered User
FRC #1279 (Cold Fusion)
Team Role: Mentor
  
Join Date: Jan 2005
Rookie Year: 2004
Location: NJ
Posts: 511
Dad1279 has much to be proud ofDad1279 has much to be proud ofDad1279 has much to be proud ofDad1279 has much to be proud ofDad1279 has much to be proud ofDad1279 has much to be proud ofDad1279 has much to be proud ofDad1279 has much to be proud ofDad1279 has much to be proud of
Re: Backup onboard charger not correct
Quote:
Originally Posted by dcbrown View Post
I wonder if just adding a switch into the circuit at the 12v + point would violate R56. At least then we'd have a manual method of disabling the circuit rather than physically unwiring it if there were issues we wanted to isolate.

As currently written, it would appear that adding a switch would be a violation of R56 though.

Bud
You can switch the power (12v) with a spike. Then when the robot is shut down, the charger is off. Drain to the backup battery in this case would be through r3/r2, about 5ma.
Last edited by Dad1279 : 23-01-2007 at 08:57.