Commit de0ccb3d authored by Dean Camera's avatar Dean Camera
Browse files

Add NO_VTARGET_DETECT compile time option to the AVRISP-MKII clone project, to...

Add NO_VTARGET_DETECT compile time option to the AVRISP-MKII clone project, to disable VTARGET detection on AVR models with an on-chip ADC.
parent c6f21fde
......@@ -247,7 +247,7 @@
* <tr>
* <td>VTARGET_ADC_CHANNEL</td>
* <td>Makefile CDEFS</td>
* <td>ADC channel number (on supported AVRs) to use for VTARGET level detection.</td>
* <td>ADC channel number (on supported AVRs) to use for VTARGET level detection, if NO_VTARGET_DETECT is not defined.</td>
* </tr>
* <tr>
* <td>ENABLE_ISP_PROTOCOL</td>
......@@ -267,5 +267,11 @@
* seperate ISP, PDI, and TPI programming headers) but increases programming speed dramatically.
* <i>Ignored when compiled for the XPLAIN board.</i></td>
* </tr>
* <tr>
* <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>
* </tr>
* </table>
*/
......@@ -97,7 +97,7 @@ void V2Params_LoadNonVolatileParamValues(void)
*/
void V2Params_UpdateParamValues(void)
{
#if defined(ADC)
#if (defined(ADC) && !defined(NO_VTARGET_DETECT))
/* Update VTARGET parameter with the latest ADC conversion of VTARGET on supported AVR models */
V2Params_GetParamFromTable(PARAM_VTARGET)->ParamValue = ((5 * 10 * ADC_GetResult()) / 1024);
#endif
......
......@@ -198,6 +198,7 @@ CDEFS += -DVTARGET_ADC_CHANNEL=2
CDEFS += -DENABLE_ISP_PROTOCOL
CDEFS += -DENABLE_XPROG_PROTOCOL
#CDEFS += -DXPROG_VIA_HARDWARE_USART
#CDEFS += -DNO_VTARGET_DETECT
# Place -D or -U options here for ASM sources
......
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