Fix MINMAX range, fix RESET

- MINMAX returns values in correct order when converted to Volt.
- RESET resets the MINMAX range monitor.
- RESET toggles aqcuisition_en to stop ongoing acquisition.

sw/src/userspace/remotectl.cpp

@@ -528,6 +528,10 @@ public:
     void reset()
     {
         read_calibration_file(CFG_FILE_CALIBRATION, m_calibration);
+
+        // Disable analog acquisition. This stops any ongoing acquisition.
+        m_device.set_acquisition_enabled(false);
+
         m_device.set_adc_simulation_enabled(false);
         m_device.set_digital_simulation_enabled(false);
         m_device.set_trigger_mode(TRIG_NONE);
@@ -539,8 +543,11 @@ public:
         m_device.set_averaging_enabled(true);
         m_device.set_shift_steps(0);
         m_device.set_record_length(1024);
-        m_device.set_acquisition_enabled(true);
         m_device.set_timetagger_event_mask(0);
+        m_device.clear_adc_range();
+
+        // Enable analog acquisition.
+        m_device.set_acquisition_enabled(true);
     }
 
     /**
@@ -809,6 +816,9 @@ private:
         } else {
             double vmin = convert_sample_to_volt(env.channel, min_sample);
             double vmax = convert_sample_to_volt(env.channel, max_sample);
+            if (vmin > vmax) {
+                std::swap(vmin, vmax);
+            }
             return str_format("%.6f %.6f", vmin, vmax);
         }
     }

sw/src/userspace/version.hpp

@@ -1,2 +1,2 @@
 #define PUZZLEFW_SW_MAJOR 0
-#define PUZZLEFW_SW_MINOR 1
+#define PUZZLEFW_SW_MINOR 2