ARM Technical Support Knowledge Articles

LPC2130 TIMER 1 DOESN'T RUN

Applies to: CARM C Compiler

Answer


Information in this article applies to:


SYMPTOM

On the LPC2130 device, Timer 1 does not run when the enable bit is set.

CAUSE

The LPC213x devices allow the user to turn off on-chip peripherals to conserve power.  You may have turned off power to Timer 1 by mistake.

RESOLUTION

Power to Timer 1 is turned on after a chip reset.  Make sure you set the bit PCTIM1(PCONP.2), when modifying the PCONP register.


Article last edited on: 2007-01-10 15:07:39

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