add possibility to ignore voltage polarity set by user

3 files changed, 8 insertions, 0 deletions

diff --git a/device-functions.c b/device-functions.c
index 9cd490e..a29d1f1 100644
--- a/device-functions.c
+++ b/device-functions.c
@@ -198,6 +198,11 @@ int Set_Amplitude(int check_possible_only,int pol_override,int override_on,int w
 	int entry;
 	int actual_pol;
 
+	// for CH2 of AVR-D3-B-MS1
+	if (globals.Flash.ignore_ampl_polarity[channel]) {
+		new_ampl = fabs(new_ampl);
+	}
+
 	if (globals.Flash.enable_avrq_extra_ampls && channel) {
 		return Set_avrq_ampl(check_possible_only,word_override,range_override,channel,new_ampl);
 	}
diff --git a/flash.c b/flash.c
index 03b0529..db57bac 100644
--- a/flash.c
+++ b/flash.c
@@ -727,6 +727,7 @@ static void initFlashValues(FlashStruct *mem)
 		mem->ext_amplify_xtra_rly[i]=4;
 		mem->ea_xtra_rly[i]=5;
 		mem->ew_xtra_rly[i]=5;
+		mem->ignore_ampl_polarity[i]=0;
 		mem->curr_slew[i]=0;
 
 		mem->distort_X[i]=0.0;
diff --git a/globals.h b/globals.h
index a5a1623..a49431d 100644
--- a/globals.h
+++ b/globals.h
@@ -716,6 +716,8 @@ typedef struct {
         char ew_enabled[max_channels];                  /* addr 10142 */
 	short ew_xtra_rly[max_channels];		/* addr 10144 */
 
+	char ignore_ampl_polarity[max_channels];	/* addr 10148, for AVR-D3-B-MS1 CH2 */
+
 	char spare_end;
 
 	char flash_end;