different ADC channels for Ondio
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5062 a1c6a512-1295-4272-9138-f99709370657
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3 changed files with 24 additions and 0 deletions
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@ -21,6 +21,21 @@
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#define NUM_ADC_CHANNELS 8
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#ifdef HAVE_ONDIO_ADC
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#define ADC_MMC_SWITCH 0 /* Battery voltage always reads 0x3FF due to
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silly scaling */
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#define ADC_USB_POWER 1 /* USB, reads 0x000 when USB is inserted */
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#define ADC_BUTTON_OPTION 2 /* the option button, low value if pressed */
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#define ADC_BUTTON_ONOFF 3 /* the on/off button, high value if pressed */
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#define ADC_BUTTON_ROW1 4 /* Used for scanning the keys, different
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voltages for different keys */
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#define ADC_UNREG_POWER 7 /* Battery voltage */
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/* FixMe: this doesn't exist, just to make the compiler happy */
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#define ADC_EXT_POWER 5 /* The external power voltage, V=X*0.0148 */
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#else
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/* normal JBR channel assignment */
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#define ADC_BATTERY 0 /* Battery voltage always reads 0x3FF due to
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silly scaling */
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#ifdef HAVE_FMADC
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@ -39,6 +54,8 @@
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#define ADC_UNREG_POWER 6 /* Battery voltage with a better scaling */
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#define ADC_EXT_POWER 7 /* The external power voltage, V=X*0.0148 */
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#endif
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#define EXT_SCALE_FACTOR 14800
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unsigned short adc_read(int channel);
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@ -54,3 +54,7 @@
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/* Define this for different I2C pinout */
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#define HAVE_ONDIO_I2C
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/* Define this for different ADC channel assignment */
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#define HAVE_ONDIO_ADC
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@ -54,3 +54,6 @@
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/* Define this for different I2C pinout */
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#define HAVE_ONDIO_I2C
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/* Define this for different ADC channel assignment */
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#define HAVE_ONDIO_ADC
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