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m:robe 100: tweaks for more reliable shutdown

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16074 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Robert Kukla 2008-01-13 12:35:10 +00:00
parent 66ad9b1c08
commit bf6d5cce68
1 changed files with 3 additions and 3 deletions
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6
firmware/target/arm/olympus/mrobe-100/powermgmt-mr100.c
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@ -49,13 +49,13 @@ const unsigned short percent_to_volt_charge[11] =
}; };
#endif /* CONFIG_CHARGING */ #endif /* CONFIG_CHARGING */
#define BATTERY_SCALE_FACTOR 6052 #define BATTERY_SCALE_FACTOR 6003
/* full-scale ADC readout (2^10) in millivolt */ /* full-scale ADC readout (2^10) in millivolt */
/* adc readout /* adc readout
* max with charger connected: 690 * max with charger connected: 690
* max fully charged: 682 * max fully charged: 682
* min just before shutdown: * min just before shutdown: 570
*/ */
/* Returns battery voltage from ADC [millivolts] */ /* Returns battery voltage from ADC [millivolts] */
@ -63,5 +63,5 @@ unsigned int battery_adc_voltage(void)
{ {
/* work around the inital (false) high readout */ /* work around the inital (false) high readout */
int readout=adc_read(ADC_UNREG_POWER); int readout=adc_read(ADC_UNREG_POWER);
return (readout>700) ? 3990 : (readout * BATTERY_SCALE_FACTOR) >> 10; return (readout>700) ? 3480 : (readout * BATTERY_SCALE_FACTOR) >> 10;
} }