diff options
Diffstat (limited to 'Projects/AVRISP-MKII/AVRISP-MKII.txt')
| -rw-r--r-- | Projects/AVRISP-MKII/AVRISP-MKII.txt | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/Projects/AVRISP-MKII/AVRISP-MKII.txt b/Projects/AVRISP-MKII/AVRISP-MKII.txt index fb6411b5..c47a65e6 100644 --- a/Projects/AVRISP-MKII/AVRISP-MKII.txt +++ b/Projects/AVRISP-MKII/AVRISP-MKII.txt @@ -57,7 +57,7 @@ * - No reversed/shorted target connector detection and notification * - A separate header is required for each of the ISP, PDI and TPI programming protocols that the user wishes to use * - * On AVR models with an ADC converter, AVCC should be tied to 5V (e.g. VBUS) and the VTARGET_ADC_CHANNEL token should be + * On AVR models with an ADC converter, AVCC should be tied to 5V (e.g. VBUS) and the \c VTARGET_ADC_CHANNEL token should be * set to an appropriate ADC channel number in the project makefile for VTARGET detection to operate correctly. On models * without an ADC converter, VTARGET will report a fixed 5V level at all times. * @@ -267,6 +267,13 @@ * to the ADC. <i>Ignored when compiled for targets lacking an ADC, or when NO_VTARGET_DETECT is defined.</i></td> * </tr> * <tr> + * <td>VTARGET_USE_INTERNAL_REF</td> + * <td>Makefile LUFA_OPTS</td> + * <td>Selects the internal 2.56V ADC reference voltage, instead of using the AVR's VREF pin. When enabled, this option will + * override the VTARGET_REF_VOLTS configuration option. <i>Ignored when compiled for targets lacking an ADC, or when + * NO_VTARGET_DETECT is defined.</i></td> + * </tr> + * <tr> * <td>VTARGET_SCALE_FACTOR</td> * <td>Makefile LUFA_OPTS</td> * <td>Indicates the target's supply voltage scale factor when applied to the ADC. A simple resistive divider can be used on the |