X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/e96621983462a8cec68280f6730c6fc2f059202a..81998ce297fd9959f505e96a69337f3548db0d71:/Projects/AVRISP-MKII/Lib/V2Protocol.h

diff --git a/Projects/AVRISP-MKII/Lib/V2Protocol.h b/Projects/AVRISP-MKII/Lib/V2Protocol.h
index af0dd416f..8cbd45531 100644
--- a/Projects/AVRISP-MKII/Lib/V2Protocol.h
+++ b/Projects/AVRISP-MKII/Lib/V2Protocol.h
@@ -53,6 +53,10 @@
 				#define ENABLE_XPROG_PROTOCOL
 			#endif
 		#endif
+		
+		#if defined(USB_SERIES_4_AVR) && ((VTARGET_ADC_CHANNEL == 2) || (VTARGET_ADC_CHANNEL == 3))
+			#error The U4 AVR chips do not contain ADC channels 2 or 3. Please change VTARGET_ADC_CHANNEL or define NO_VTARGET_DETECT in the makefile.
+		#endif
 
 	/* Macros: */
 		#if !defined(__DOXYGEN__)