Task #343

Determine IR LED Current on BOM Boards

Added by John Sexton over 5 years ago. Updated over 5 years ago.

Status:FixedStart date:
Priority:NormalDue date:
Assignee:John Sexton% Done:

0%

Category:Diagnostic Station
Target version:Reliability

Description

Take test board, desolder one green LED, replace with IR LED and put in series with Ammeter, and plug into robot board. Document current read by Ammeter with an IR LED and with a green LED. Draw conclusions about what the current through BOM LEDs are. Document findings.


Related issues

Blocks Colony - Task #172: Install encoders on robots Fixed
Blocks Colony - Task #175: F08 SURG application Fixed

History

#1 Updated by John Sexton over 5 years ago

  • Status changed from New to 5
  • 6 set to fixed

Current for Green LED: 21.78 mA
Current for IR LED: 21.78 mA

Both LEDs run on the same current. Now we can move on and design a circuit that regulates the current to around 21.78 mA to mimic the behavior of the robot.

#2 Updated by Kevin Woo over 5 years ago

  • Tracker changed from Enhancement to Task
  • 2 set to Fixed

#3 Updated by Rich Hong over 5 years ago

  • Status changed from 5 to Fixed

#4 Updated by Rich Hong over 5 years ago

  • Category set to 30

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