ARM Technical Support Knowledge Articles

PB.8 + PB.9 LED PROBLEM

Applies to: MCBSTR9 Evaluation Board

Answer


Information in this article applies to:


QUESTION

It seems that there is a shortage between LED PB.8 and PB.9 on MCBSTM32 Version 1.

Is this a known issue?

ANSWER

The problem is that the CAN driver interferes with the LED outputs. You may either remove resistor R38 or change the value of this resistor to 1KOhm.

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Article last edited on: 2007-08-03 01:12:53

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