+----------------------------------------------------------+
| C.A 8331-33-36 & C.A 8436 - firmware 5.0 (2018-06-10)    |
+----------------------------------------------------------+

This ZIP archive contains the following files :

- hex55.exe
- QPlus.out
- PloaderQualistarPlus.exe
- Read-me First.txt

1) All those files must be extracted in the same directory
2) Run "PloaderQualistarPlus.exe"
3) Follow the instructions...

Note : Be sure to have your instrument correctly linked to your PC.
Instrument saved data will be deleted.


+------------------+
| Revision history |
+------------------+

Firmware 5.0
------------
- (feature) Adding C.A 8436 comptabilty
- (change) Not more compatible with the C.A 8335 and C.A 8435


Firmware 4.4 (Unofficial)
-------------------------
- (Modification) Pulse current measurement mode


Firmware 4.3
------------
- (bug fix) Power sum calculated for an energy in tri phases, without neutral
- (bug fix) Display current waveform transient curve in single phase


Firmware 4.2 (Unofficial)
-------------------------
- (Modification) Offset annulations suppressed on the C.A 8335


Firmware 4.1
------------

- (feature) Adding new distribution system 3V-3W / Delta
- (feature) SD Card > 2 Gbytes compatible
- (bug fix) Synchronization betwween the bitmap and the structures (Photo) 


Firmware 4.0
------------

- (bug fix) 2-min recording have a start date aligned with a start date period of 10min (Trend)
- (bug fix) Anomaly management date
- (bug fix) Fixed a bug in the function go to max or min (Inrush)
- (bug fix) Repositioning and changing text labels to avoid errors
- (bug fix) The properties of simulated sensors are not modifiable (Setup)
- (bug fix) The recording in progress is displayed only if it contains at least one value (Trend)
- (bug fix) Trend tab missing in display (Trend)
- (bug fix) Update ratios for simulated sensors (Setup)
- (change) New power and energy labels (Setup, Power, Alarm, Trend)
- (feature) Adding a chain of low intensity measure (8331-8333-8336) (Setup)
- (feature) Adding new Flex ranges (Setup)
- (feature) Alarm mode is absent (8331) (Alarm)
- (feature) Alarm mode is limited to 10 programmable alarms, 2 campaigns and 4000 detectable alarms (8333) (Alarm)
- (feature) Detection and management of J93 probe (Setup)
- (feature) Display shutdown management is different according to the model
- (feature) Energy unit is not programmable (8331-8333) (Setup)
- (feature) Harmonic ratio reference is not programmable (8331) (Setup, Harmonic, Alarm, Trend)
- (feature) Identification device model in trend records (Trend)
- (feature) Inrush mode is absent (8331-8333) (Inrush)
- (feature) Management of new models (8331-8333-8336)
- (feature) Management of two LCD (8331-8333-8336 and 8335-8435)
- (feature) Management of two RTC (8331-8333-8336 and 8335-8435)
- (feature) Neutral current is calculated for hookup 3-phase 4-wire (Setup, Waveform, Alarm, Trend)
- (feature) New communication speed 2Mbps (8331-8333-8336)
- (feature) New 256-colors splash screen (8331-8333-8336)
- (feature) No expert mode (8331) (Harmonic)
- (feature) Recording of the fundamental RMS value (Trend)
- (feature) Recording of the symmetrical components with the unbalance values (Trend)
- (feature) Restriction of electrical connections selectable (8331-8333) (Setup)
- (feature) The number of maximum snapshots is limited to 12 (8331-8333) (Photo)
- (feature) The peak values and continues values are not recorded nor detected (Setup, Alarm, Trend)
- (feature) The thdr values are not recorded nor detected (Setup, Alarm, Trend)
- (feature) Transient mode is absent (8331) (Transient)
- (feature) Transient mode is limited to 50 detectable transients (8333) (Transient)
- (feature) Trend mode is limited in duration (8331-8333) (Trend)
- (feature) Undisplayed measure : Pdc (8331-8333) (Setup, Power, Alarm, Trend)
- (feature) Undisplayed measure : Plt (8331-8333) (Setup, Waveform, Alarm, Trend)
- (feature) Warranty number is displayed on splash screen and information menu (Setup)

Firmware 3.1 bis (unofficial)
-----------------------------
- (change) SD-Card capacity thresholds are decreased


Firmware 3.1
------------

- (bug fix) Corrupted recording cannot be displayed (Trend)
- (bug fix) Deleting a recording in progress is now impossible (Trend)
- (bug fix) Deleting or starting a recording is now impossible via Mobdus if the SD-Card is protected (Trend)
- (bug fix) Ending date is now displayed in black color if the recording is corrupted (Trend)
- (bug fix) Energy counter is now considered for LCD shutdown mechanism
- (bug fix) Energy counter is now handled in modbus instrument status
- (bug fix) Ghost values are now handled (Trend)
- (bug fix) Keys reactivity in case of insufficient memory is better (Trend)
- (bug fix) No ratio setup displayed when only one available ratio (Setup)
- (bug fix) No write operation is allowed when the SD-Card is protected (Trend)
- (bug fix) SD-Card with capacity over 2 GB are always detected as not supported (Trend)
- (bug fix) Some particular settings led to alarm non-detection (Alarm)
- (bug fix) Urms tab no longer exists for a single-phase recording (Trend)
- (bug fix) Waveform display is now correct in single-phase (Transient)
- (change) After an inrush deletion, the user stays in the Inrush menu (Inrush)
- (change) Alarm durations displayed in the alarm log are now rounded (rather than truncated) (Alarm)
- (change) Inrush thresholds are now set in the setup (Inrush)
- (change) PST value is now calculated over 10 minutes (Waveform, Alarm, Trend)
- (change) Power-OFF and power-ON banners have been created and modified
- (change) The icons Play, Pause and Stop replace the old icons OK and Stop
- (change) The label KF is replaced by the label FHL (Waveform, Alarm, Trend)
- (feature) A new alarm target (4L) is now available (Alarm)
- (feature) During recording some functionalities are not available
- (feature) Finalization events of recordings are now explicitly categorized (Inrush, Transient, Alarm, Trend)
- (feature) Harmonic ratio reference is now programmable (%f or %r) (Harmonic, Alarm, Trend)
- (feature) Inrush capture can be longer (around 10 minute long) with the new RMS-only mode (Inrush)
- (feature) It is now possible to create up to 7 different campaigns of alarms (Alarm)
- (feature) It is now possible to create up to 7 different searches of transients (Transient)
- (feature) Last-entered names are now saved and suggested when setting a name (Alarm, Trend, Transient)
- (feature) Line frequency is now calculated from V2, A2, V3 and A3 channels
- (feature) New distribution systems and connections methods are supported
- (feature) New measure : PLT - fixed or sliding window calculation (Waveform, Alarm, Trend)
- (feature) New measure : VAD (Power, Alarm, Trend)
- (feature) New measure : factor-K (Waveform, Alarm, Trend)
- (feature) New soft-key for a quick start (Trend, Inrush)
- (feature) No more freezing waveform issue when the instrument USB cable is hot-disconnected
- (feature) Recording and monitoring of DC values (Trend, Alarm)
- (feature) The distortion RMS values are now calculated (Harmonic)
- (feature) The end date of an in-progress recording is now modifiable (Alarm, Trend, Transient)
- (feature) The energies can be displayed with different units (Power, Trend)
- (feature) The maximum and minimum values over a trend recording are accessible by soft-keys (Trend)
- (feature) The peak values are now recorded and monitored (Trend, Alarm)


Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0


Firmware 2.9
------------
Non official firmware


Firmware 2.8
------------
- (Change) Voltage zeroing threshold is now 5 V

Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0


Firmware 2.7
------------
Non official firmware


Firmware 2.6
------------
- (bug fix) RTC access no longer lead to a firmware crash within the operating temperature range

Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0


Firmware 2.5
------------
- (bug fix) Power and energy sum resolutions are updated with every current sensor change (Power)
- (change) Short term flicker severity is now calculated over a 10-minute period (Waveform, Trend, Alarm)

Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0


Firmware 2.4
------------
- (bug fix) Alarms with "N" target have no longer their start threshold computed from L1 parameters (Alarm)
- (bug fix) Alarms with detection in progress are cancelled when associated setup is changed (Setup)
- (change) Crest factors are calculated from a 1-second period (Waveform, Alarm, Trend)
- (change) Peak values are calculated from a 1-second period but reset on demand with the ENTER key (Waveform)

Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0

Firmware 2.3
------------
- (bug fix) In split-phase hook-up, "2A" is now displayed for triggering filter (Inrush)
- (bug fix) No more "---" displayed over "0" for central scale value of the PEAK graph mode (Inrush)
- (bug fix) No more "0" or "00" display for non-null energy values (Trend)
- (bug fix) No more "3U" invisible selection (right display filter) when voltage ratios are not identical (Waveform)
- (bug fix) No more "U" soft key when voltage ratios are not identical (Harmonic)
- (bug fix) Switching from "DETECTION SCHEDULE" screen to "TRANSIENT LIST" screen is now always possible (Transient)
- (bug fix) When only the neutral channel has a current sensor with ratio, "AN" is now displayed for ratio setup (Setup)
- (change) AEMC splash screen has been modified
- (change) Graph scale calculation (3L or 2L) no longer influenced by channels without current probes (Trend)
- (change) Graph scale calculation improved for ratio-dependent measurements (Trend)
- (change) Trend values are no more reloaded when the right display filter selection is changed (Trend)
- (feature) The transient list selections (filter and transient) are preserved when coming back from graph mode (Transient)

Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0

Firmware 2.2
------------
- (bug fix) Bar height calculation of voltage and current harmonic bargraphs has been corrected (Harmonic)
- (bug fix) Empty trend recordings are automatically deleted (Trend)
- (bug fix) Stopping a trend recording on standby is now possible (Trend)
- (bug fix) Trend recording start and stop date automatic correction and alignment have been improved (Trend)

Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0

Firmware 2.1
------------
- (bug fix) Changing current probes just before starting a detection sometimes led to erroneous behaviour (Transient)
- (bug fix) Five Norvegian texts corrected in the Date-Time menu and the Help menu (Setup, Power, Trend, Waveform)
- (bug fix) Flash memory access collision possibility removed (Transient)
- (bug fix) Inrush recording parameter display after a power-OFF power-ON instrument sequence is now correct (Inrush)
- (bug fix) Inrush recording schedule (via Modbus and GUI) corrected (Inrush)
- (bug fix) Japanese text now correctly displayed in the Erase Memory menu (Setup)
- (bug fix) Modifying voltage ratio (via Modbus or GUI) just before starting a detection led to erroneous behaviour (Setup, Transient)
- (bug fix) No more maximum half-period RMS value lower than average RMS value (Trend)
- (bug fix) No more minimum half-period RMS value lower than average RMS value (Trend)
- (bug fix) One American English text corrected in the campaign schedule screen (Alarm)
- (bug fix) One British English text corrected in the campaign schedule screen (Alarm)
- (bug fix) One Portuguese text corrected in the inrush recording parameter screen (Inrush)
- (bug fix) One Thai text corrected in the Date-Time menu (Setup)
- (bug fix) Three Turkish texts corrected in the Date-Time menu (Setup)
- (bug fix) Waiting for an inrush current capture to be finished within the Capture parameters screen led to erroneous graph values (Inrush)
- (change) For each channel unit prefix and display resolution are the same for W, VAR and VA (Power)
- (change) Frequency value display strategy modified (exclusion instead of contamination) (Inrush)
- (change) No longer dead right digit with some particular ratio values (Waveform, Harmonic, Power)
- (change) Saturated Pst value no longer leads to alarm cancellation (Alarm)
- (change) Text stickers ("YES" and "NO") position changed
- (feature) One language added (Vietnamese)

Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0

Firmware 2.0
------------
- (bug fix) Flicker calculation instability removed
- (bug fix) Graph scale calculation corrected (Trend)
- (bug fix) Magnet "plus" no longer displayed at highest zoom-in (Trend)
- (bug fix) Time cursor can no longer move beyond the last stored measure bundle (Trend)
- (bug fix) Trend recording integrity verification (on instrument power-on) corrected (Trend)
- (bug fix) TrendFAT structure initialization corrected (Trend)
- (bug fix) Vector module scale calculation and vector display corrected in split-phase hook-up (Waveform)
- (change) Calibration coefficients computed in a new better way (more accurate)
- (change) Edition arrow positioning corrected (Setup, Trend, Transient, Alarm and Inrush)
- (change) Graph scale calculation simplified for better display (Trend)
- (change) Neutral current channel zeroing RMS threshold re-established
- (change) No more phase-to-phase voltage selection in split-phase hook-up (Harmonic)
- (change) Phasor trigonometric circle no longer cut by vector labels (Waveform)
- (change) Saturated values are now displayed in red (Trend)
- (change) Space between a number and its unit (or prefix+unit) removed (Setup, Trend and Inrush)
- (change) Trend recording header writting sequence modified for better security (Trend)
- (change) Trend value recording and display strategy modified (exclusion instead of contamination) (Trend)
- (feature) Current and voltage ratios (Setup, Waveform, Harmonic, Power, Trend, Inrush, Transient, Alarm)
- (feature) Different current probe types at the same time (Setup, Waveform, Harmonic, Power, Trend, Inrush, Transient, Alarm)
- (feature) Each time an arrow key is pressed during a trend recording in progress the graph is refreshed (Trend)
- (feature) Four languages added (Hindi, Japanese, Thai, Turkish)
- (feature) Pressing the escape key in Setup main menu leads to the first language page (Setup)
- (feature) Trend recording final status added in header (Trend)

Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0

Firmware 1.6
------------
- (bug fix) Channel identification icons now correctly behave (Waveform submodes: Summary and Max-Min)
- (bug fix) Help mode minor corrections (Power and Alarm)
- (bug fix) In the alarm log the one-second-measurement alarm target could never be L2 or L3 (Alarm)
- (bug fix) No more voltage harmonic attenuation due to phase correction
- (bug fix) The A2 graph was not displayed when no probe was detected on A1 (Waveform - 2A, 3A and 4A display filters) 
- (change) No more Trend recording integrity verification on instrument power-on

Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0

Firmware 1.5
------------
- (bug fix) Changing electrical hook-up via Modbus now systematically leads to display filter L1 selection
- (bug fix) Harmonic order now displayed above trend graphs (Trend)
- (bug fix) Maximum half-cycle RMS values no longer zeroed when signals are below minimum RMS values (Waveform and Trend)
- (bug fix) No false current glitches anymore due to programmable gain amplifier switches (Transient)
- (bug fix) Text stickers corrected
- (bug fix) Current threshold display corrected (Transient) 
- (change) Current gain auto-adjustment during an inrush recording capture (Inrush)
- (change) SD-Card capacity auto-determination is more tolerant (Setup)
- (change) Text stickers modified
- (feature) E3N current probe full support
- (feature) Two text stickers added in help mode (Transient)

Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0

Firmware 1.4
------------
- (bug fix) Calculation rounding for total PF, DPF and tangente corrected (Power, Alarm)
- (bug fix) Channel identification icons moved (Waveform and Power)
- (bug fix) End threshold crossing evidence was never set to TRUE (Alarm)
- (bug fix) Even when no detected current probe the minimum waveform scale value is now 1 A (Waveform)
- (bug fix) Frequency synchronization error now leads to flagged total reactive power (if calculated without harmonics) (Power, Alarm)
- (bug fix) Right-menu down key behaviour corrected for single-phase hook-up (Inrush PEAK envelope mode)
- (bug fix) Right-menu up and down arrows not displayed for single-phase hook-up (Inrush PEAK waveform mode)
- (bug fix) Voltage scale and cursor values are now correct (Inrush PEAK envelope and waveform modes)
- (change) 3-Phase tangente, PF and DPF are now arithmetic mean of absolute values (Power, Trend, Alarm)
- (change) Alarm start threshold setup range now depends on hysteresis value for PF, DPF and Hz alarm types (Setup)
- (change) Display filter selection has been corrected and improved when switching from a real-time mode to another real-time mode (Waveform, Harmonic, Power)
- (change) Romanian text stickers modified
- (change) Sampling rate is initialized accordingly to nominal frequency at instrument power on
- (change) Split of the SUM display menu into 2 display menus (SUM and MEAN) for a better consistency with Alarm and Setup modes (Power)
- (change) The "DPF" label is replaced by the "cos phi" label (only for instrument brands other than AEMC one) (Power, Setup, Alarm, Trend and Help)
- (change) The "Tan" label is replaced by the "tan phi" label (Power, Setup, Alarm, Trend and Help)
- (change) Total Phi VA has been removed from the MEAN display menu (formerly SUM display menu)
- (change) W, VAR, cos phi, DPF, PF, tan phi and VAh alarm types are displayed with absolute value delimiters (Alarm and Setup)
- (feature) Cursor auto-positioning soft keys (Transient)
- (feature) Frequency acquisition has been improved to handle inrush recording start without established frequency synchronization (Inrush)

Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0

Firmware 1.3
------------
- (bug fix) Acquisition interrupt service routine no more disrupted by first Modbus frame character transmission atomicity
- (bug fix) Mains frequency alarm setup cannot be set below 40.0 Hz (Setup)
- (bug fix) Time cursor position is now related to stored waveform (Waveform)
- (change) Danish, Finnish, Hebrew, Persian and Romanian text stickers modified
- (change) Inrush current recording can manually be stopped even if end hysteresis is set to 100 % (Inrush)
- (change) Memory card unprotection request message displayed in help mode for trend recording list (Trend)

Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0

Firmware 1.2
------------
- (bug fix) Apparent power is set to active power if active power greater than apparent power
- (bug fix) Communication timeout issues fixed (no more UART reset while transmitting)
- (bug fix) Constants corrected (maximum and minimum double values)
- (bug fix) Current probe detection inhibited during instrument initialization
- (bug fix) DF (aka THD-R) calculation has been corrected (DC signal component removed from denominator)
- (bug fix) Energy calculation desactivated by MIN-AVG-MAX display mode activation (Trend)
- (bug fix) Error values ignored and not displayed (graph discontinuities) (Trend)
- (bug fix) Graph cursor does not go outside the all-channel graph area anymore (Inrush)
- (bug fix) Graph point value calculation deported from the GUI task to the storage task (lower priority) (Inrush)
- (bug fix) High and low harmonic order indicator display corrected (Harmonic)
- (bug fix) Inrush total deletion corrected (PolySpace bug detection)
- (bug fix) Maximum start threshold corrected for RMS current (Alarm setup)
- (bug fix) Memory card unprotection request message no more displayed if no memory card (Trend)
- (bug fix) No more cursor move and zoom handling if expert mode (Harmonic)
- (bug fix) No more cursor move and zoom handling if no graph displayed (Waveform and Harmonic)
- (bug fix) No more graph point beyond the current scale bounds (Inrush)
- (bug fix) Particular fabrication case (AEMC brand with en-GB language selected) handled
- (bug fix) Reactive power (calculated with harmonics) no more considered as erroneous if no network frequency synchronization (Power and Trend)
- (bug fix) Rounding of some values has been corrected
- (bug fix) Russian, Swedish, Polish and Italian text stickers corrected
- (bug fix) Saturation for phase-to-neutral voltage peak values is now correctly handled (Waveform)
- (bug fix) Several GUI modifications to handle some text stickers which were too long
- (bug fix) Trend initialization corrected (PolySpace bug detection)
- (bug fix) Various correction for graph display (cursor and zoom behaviours) (Trend)
- (bug fix) Vector diagram correctly handles signal zeroings (Waveform)
- (bug fix) Zoom soft keys now colored in yellow when active (Transient)
- (change) Dashes are displayed for all unread values of the graph (display processing stopped by user) (Trend)
- (change) Dashes are displayed if no current probe detected (Waveform, Power, Harmonic)
- (change) FLEX current probe phase error compensation set to 0
- (change) Graph cursor and graph filter have priority (better reactivity) (Trend)
- (change) Graph cursor scrolling works the same way it does in Trend mode (Inrush and Transient)
- (change) Graph scale has been improved (Inrush)
- (change) Half-period RMS current values are zeroed if no current probe during normal operating mode (Waveform, Trend and Inrush)
- (change) Harmonic rates can now be up to 1600 % (Harmonic)
- (change) Illegal function code is returned when LRC and/or ASCII is/are incorrect (Modbus)
- (change) Index are now displayed in small size ("VA", "12", "23" and "31") (Waveform, Power and Help)
- (change) Key word "volatile" use consistency improved
- (change) Lack of current probe has priority over zeroing
- (change) Last value of power bargraph can be selected for energy calculation (Trend)
- (change) Modifications of the firmware code in order to pass PolySpace verification
- (change) Network frequency calculation is more stable at 40.00 Hz
- (change) Network frequency is now calculated over a second (arithmetic mean of several values)
- (change) Neutral RMS voltage value is now zeroed under 1 V
- (change) No more half-period overlapping (and still no discontinuity)
- (change) No switch to nominal frequency when a frequency synchronization failure occurs during a capture (Inrush and Transient)
- (change) Primary current can now be set to 3000 A (Setup)
- (change) Reactive power (calculated without harmonics) is ignored in reactive energy calculation if no network frequency synchronization (Power)
- (change) Relative date of the cursor now depends on the sampling rate (no more on the network frequency) (Waveform and Transient)
- (change) Rythm of icon switch has been changed when a snapshot is displayed (Photograph)
- (change) Sampling rate range increased
- (change) Signals with no zero-crossing can now be used to get the network frequency (V1 and A1)
- (change) Soft key coloration has priority (better reactivity) (Inrush)
- (change) Text color changed for the instrument turn-OFF banners ("recording in progress" and "power failure")
- (change) Threshold calculation improved (Alarm)
- (change) Unused text stickers commented (2)
- (change) Virtual half-periods are no longer a stop condition (DC signals supported) (Inrush)
- (change) Zeroing has priority over error flagging and error flagging has priority over saturation flagging
- (change) Zeroing, saturation and error policies modified
- (feature) "More measure outside the display area" indicators (Trend, Transient, Inrush and Help)
- (feature) 3 zoom-out levels added for signal envelope display (Inrush PEAK mode)
- (feature) 14 Text stickers added (Help)
- (feature) Channel identification icons added (Waveform, Power, Harmonic and Help)
- (feature) Condition (60 Hz ; 120 V) is now handled by the flicker algorithm
- (feature) Flexible synchronization for graph display (Waveform)
- (feature) Frequency acquisition and display (Inrush RMS mode)
- (feature) GUI consistency improved (Inrush)
- (feature) Graph display area localized within the status bar (Trend, Transient, Inrush)
- (feature) Hungarian and Arabic have been added (23 integrated languages)
- (feature) Network frequency calculation can be monitored when no normal mode (Waveform - RMS, CF and THD modes)
- (feature) Network frequency instability is better tolerated for Inrush mode
- (feature) Network frequency value is more accurate
- (feature) Neutral current acquisition and display (Inrush PEAK mode)
- (feature) Text sticker added (Help)
- (feature) Transient list display filter added (Transient and Help)
- (feature) Voltage channel acquisition and display (Inrush)

Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0

Firmware 1.1
------------
- (bug fix) Corrupted recordings better handled (Trend)
- (bug fix) Display filter corrected for 2-phase hook-up (Inrush)
- (bug fix) Graph cursor does not go outside the graph area anymore (Inrush)
- (bug fix) Half-period sample count corrected (half-period beginning truncation) (Inrush)
- (bug fix) Last recording sample storages (finalization) better handled (Inrush)
- (bug fix) Null primary current value not authorized anymore (Setup)
- (change) Better channel switching (V1-A1) for frequency determination
- (change) Channel identification icons modified (Inrush)
- (change) Channel identification numbers written in white if potential saturation or triggering channel (Inrush, Waveform, Harmonic, Power)
- (change) No frequency scanning (if the frequency is lost the nominal frequency is used)
- (change) Nominal frequency in Instrument Setup structure is expressed in 100th of hertz
- (change) Primary current value can be set up to 3000 A (Setup)
- (change) THD values and harmonic ratios are expressed in 10th of percent (Trend)
- (change) The universal quantification symbol replaces the "4L" symbol in log display filter (Alarm)
- (feature) Abnormal ending condition of recording mentionned when it occurs (Inrush)
- (feature) Current graph not displayed if no current probe detected (Waveform, Transient, Trend)
- (feature) Current values not displayed if no current probe detected (Waveform, Transient, Trend)
- (feature) Help for triggering and non-triggering channel icons (Inrush)
- (feature) Recording measure tabs not displayed if no current probe detected (Trend)
- (feature) The angles between fundamentals have been added (Power)

Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0

Firmware 1.0
------------
Initial revision.

Note : this firmware is compatible with :

- Main PCB versions 0.2 and 1.0
- CPLD versions 1.0 and 1.1
- Loader version 1.0