* <b><sup>2</sup></b> <i>See AUX line related tokens in the \ref SSec_Options section</i>
*
* \section Sec_PDI PDI Connections
- * Connections to the device for PDI programming<b><sup>1</sup></b> (when enabled):
+ * Connections to the device for PDI programming (when enabled):
*
* <table>
* <tr>
* <b><sup>2</sup></b> <i>The AVR's Tx and Rx become the DATA line when connected together via a pair of 220 ohm resistors</i> \n
*
* \section Sec_TPI TPI Connections
- * Connections to the device for TPI programming<b><sup>1</sup></b> (when enabled):
+ * Connections to the device for TPI programming (when enabled):
*
* <table>
* <tr>
* <tr>
* <td>VTARGET_ADC_CHANNEL</td>
* <td>Makefile CDEFS</td>
- * <td>ADC channel number (on supported AVRs) to use for VTARGET level detection, if NO_VTARGET_DETECT is not defined.</td>
+ * <td>ADC channel number (on supported AVRs) to use for VTARGET level detection, if NO_VTARGET_DETECT is not defined.
+ * <i>Ignored when compiled for targets lacking an ADC.</i></td>
* </tr>
* <tr>
* <td>ENABLE_ISP_PROTOCOL</td>
* <td>NO_VTARGET_DETECT</td>
* <td>Makefile CDEFS</td>
* <td>Define to disable VTARGET sampling and reporting on AVR models with an ADC converter. This will cause the programmer
- * to report a fixed 5V target voltage to the host regardless of the real target voltage.</td>
+ * to report a fixed 5V target voltage to the host regardless of the real target voltage. <i>Ignored when compiled for
+ * targets lacking an ADC.</i></td>
* </tr>
* <tr>
* <td>LIBUSB_DRIVER_COMPAT</td>