diff --git a/main.c b/main.c
index 840cb292..fa82f522 100644
--- a/main.c
+++ b/main.c
@@ -688,6 +688,7 @@ config_t config = {
 //  .touch_cal =         { 693, 605, 124, 171 },  // 2.4 inch LCD panel
   .touch_cal =         { 338, 522, 153, 192 },  // 2.8 inch LCD panel
 //  .touch_cal =         { 272, 521, 114, 153 },  //4.0" LCD
+  .freq_mode = FREQ_MODE_START_STOP,
   .harmonic_freq_threshold = FREQUENCY_THRESHOLD,
   .vbat_offset = 500,
   .bandwidth = BANDWIDTH_1000
diff --git a/tlv320aic3204.c b/tlv320aic3204.c
index bcc5f979..d75504d6 100644
--- a/tlv320aic3204.c
+++ b/tlv320aic3204.c
@@ -396,4 +396,3 @@ void tlv320aic3204_set_gain(uint8_t lgain, uint8_t rgain)
 //  tlv320aic3204_config(data, sizeof(data)/2);
   tlv320aic3204_bulk_write(data, sizeof(data));
 }
-
diff --git a/ui.c b/ui.c
index 4cb91ec7..a957741b 100644
--- a/ui.c
+++ b/ui.c
@@ -495,9 +495,14 @@ show_version(void)
       RTC_TR_SEC(dr));
     ili9341_drawstring(buffer, x, y);
 #endif
-//    uint32_t vbat = adc_vbat_read();
-//    plot_printf(buffer, sizeof(buffer), "Battery: %d.%03dV", vbat/1000, vbat%1000);
-//    ili9341_drawstring(buffer, x, y + FONT_STR_HEIGHT + 2);
+#if 0
+    uint32_t vbat=0;
+    for(i=0;i<32;i++)
+      vbat+=adc_vbat_read();
+    vbat>>=5;
+    plot_printf(buffer, sizeof(buffer), "Battery: %d.%03dV", vbat/1000, vbat%1000);
+    ili9341_drawstring(buffer, x, y + FONT_STR_HEIGHT + 2);
+#endif
   }
 
   touch_start_watchdog();