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EMS-D120 Firmware Revision Log

Version

Date Released

Changes

4.2

7/3/08

New build with EFIS changes only

4.0.4

4/9/08

Fixed: Vulnerability during power down on EMS-D10 and EMS-D120

4.0

10/15/07

Added: 1/3 HSI on left, 2/3 EMS on right screen combination.

Added: EMS GP input can now accept an OAT for monitoring a user-named temperature.
See: EMS menu>SETUP>SENSORS>EMS GP INPUT>GP TEMP

Added: EMS General Purpose Thermocouple input can now accept a type J or K thermocouple for monitoring a user-named temperature.
See: EMS menu>SETUP>SENSORS>GP T-COUPLE

Added: 1/3 EMS on left, 2/3 EFIS on right screen combination.

Added: Support for HS34 HSI Expansion module.

Improved: EMS can now use GPS altitude for % power calculation.

Improved: EMS data can now be logged internally at 1, 10, 30, or 60 second intervals.

Improved: Serial GPS input compatibility improved with multiple devices. See http://wiki.dynonavionics.com/GPS_Configuration_Settings for current compatibility notes.

Improved: DSAB updated to handle all communications between Dynon Avionics products. PC serial ports no longer need to be connected between EFIS and EMS units as previously required. All data and device features, except for setup functions, can now be used from any connected screen.

Improved: When the Rotax 912 engine pre-set configuration is selected via EMS menu > SETUP > GLOBAL > ENGINE TYPE, tach time is not displayed since it is not a meaningful measurement on Rotax engines. Tach time is still available when the Rotax configuration is not selected and engine parameters are configured individually.

Fixed: EMS systems displaying heading information from a connected EFIS now correctly alert if heading is lost.

Fixed: Coolant Temp Sensor Type 4
Fixed a characterization error which caused the EMS to display incorrect readings for coolant temperature sensor type 4 (Rotax 801-10-1)

3.0

7/11/07

Added: Type 4 coolant temperature sensor.

Added: Leaning mode fuel flow difference.
See: EMS menu>LEAN

After the last cylinder peaks during a leaning operation the difference in fuel flow between the first and last cylinder peaks is displayed. If the fuel flow decreases it is shown as Lean of Peak. If fuel flow increases it is shown as Rich of Peak.

Added: Fuel addition auto detection.
See: EMS menu>SETUP>FUEL>ADD THRESHOLD

If enabled, at power-up an EMS will detect if fuel has been added above a percentage of the total tank volume in any tank. If detected, the EMS will prompt the pilot to add fuel on the fuel page.

Added: EMS end-user data logging.
See: EMS menu>GLOBAL>DATALOG CONFIG

The EMS saves many parameters for later retrieval by the Dynon Support Program.

Added: Percent power calculation.
See: EMS menu>SETUP>GLOBAL>ENGINE TYPE and HP RATING.

If enabled, percent power is displayed in the color arc of the manifold pressure guage. If a fuel flow sensor is installed, then lean or rich of peak operation is automatically detected. An altitude input from an EFIS is required.

Added: Save settings on power-off.

In addition to the current logic, units will now save their settings when powered off with the front panel button.

Added: Menu restore after alert acknowledge.

If navigating in the menu system and an alarm bar is raised, the current state of the menu is restored after the last alarm is acknowledged or cleared.

Added: Setting tach and hobbs times tenths.
See: EMS menu>SETUP>GLOBAL>SET HOBBS TIME and SET TACH TIME.

Tach and Hobbs times may be set in tenths of an hour.

Added: Engine parameter display on EFIS main page.
See: EFIS menu>INFO>LEFT or RIGHT>ENGINE

Added an EFIS info item to display engine RPM and tach if available.

Added: Fuel flow dial display.
See: EMS menu>SETUP>SENSOR>FUEL FLOW

Where possible the digital only fuel flow indicator was swapped with the analog fuel pressure indicator.

Added: Fuel flow info item.
See: EMS menu>SETUP>GLOBAL>INFO ITEM CONFIG

Added: User configuration of serial ports.
See: EFIS menu>SETUP>HSI>EFIS_SERIAL or EMS menu>SETUP>GLOBAL>EMS SERIAL.

An HSI Setup menu was added. This menu makes it possible to override the auto detect feature of the local serial port.

Added: Minimum red line on tach.
See: EMS menu>SETUP>GLOBAL>ENGINE TYPE: ROTAX

Added a minimum red line setting for Rotax engines.

Added: Minimum red line on oil temperature.
See: EMS menu>SETUP>GLOBAL>ENGINE TYPE: ROTAX

For a Rotax engine the oil temperature's arc colors are dynamically set to the fixed values defined by the manufacturer's recommendations.

Improved: Flight time reset.

The flight time is saved and preserved across a power cycle. It is reset when the oil pressure exceeds 15 PSI for the first time after power-up.

Improved: Leaning mode temperature display.

The temperature drop reading of a cylinder now supports 3 digits so that LOP or ROP temperatures above 99 degrees can be displayed.

Improved: Fuel used reset.

Instead of reseting the fuel used at power up, the fuel used is saved and preserved across a power cycle. It is reset when the oil pressure exceeds 15 PSI for the first time after power-up. This means the pilot may record the value at any time prior to the next flight.

Improved: Fuel pressure redline increments.
See: EMS menu>SETUP>SENSOR>FUEL PRESSURE

The fuel pressure color thresholds are now setable in tenths.

Improved: Oil pressure digital display.

Oil pressure display now supports three digits.

Fixed: EFIS not detected alert.

When an EMS loses communication with an EFIS the alert is now displayed properly.

Fixed: Canceling flap calibration process.
See: EMS menu>SETUP>FLAP

It is now possible to cancel flap calibration process before completion without affecting any currently saved calibration.

Fixed: Type 2 ammeter display.

Removed a communications glitch that caused the type 2 ammeter display to go to 99 periodically.

Fixed: EMS data output.

Fixed a problem with the EMS serial data output for general purpose inputs.

Fixed: Lowrance GPS integration.

Fixed: EGT span and shock alarm display.

Fixed a problem where EGT span and shock alarms would not trigger the light.

Fixed: Distance to waypoint units.

The distance to waypoint display was using the wrong setting when deteremining units.

1.07

10/27/06

Added: Added HSI overlay to the DG display, supporting serial data from a Garmin SL-30 NAV/COMM or from most GPS units. Having a GPS connected enables winds aloft to be calculated. Requires a connected EFIS in order to display on an EMS.
Added: Corvette oil and coolant temperature support.
Added: EGT/CHT temperature span and CHT shock cooling alarms.
Added: MPG, Range, and fuel at waypoint as info items when GPS data is available.
Added: Support for flaps and trim sensors as general purpose inputs.
Added: Support for new Dynon coolant temperature, coolant pressure, and carburetor temperature sensors.
Added: Support for upcoming Dynon capacitive fuel sensor converter.
Added: Time sync from EFIS to EMS, or GPS to EFIS and/or EMS. Fixed: Alarms triggered audio even if inhibited.
Fixed: Altitude not displayed in meters when connected to an EFIS.
Fixed: Carburetor temperature sensor 2 to work with GRT sensor.
Fixed: Display of EFIS high priority alarms when EMS alarms are inhibited (including auto power-down).
Fixed: EMS display of TAS now correct when OAT is connected to EMS and EFIS data is present.
Fixed: Menu avoidance logic for displayed EGT and CHT.
Fixed: Possible stray pixels on MAP display.
Fixed: TAS no longer displayed on DG screen when OAT not present.
Improved: Added independent left and right pulses/rev setting for tach.
Improved: Added support for a second yellow tachometer band.
Improved: Alarm light now blinks when new alarms are raised and remains solid until acked.
Improved: Allow 30 minute local time offset adjustment.
Improved: Allow mixed numbers of CHT and EGT cylinders.
Improved: Applicable units are displayed on info items' display.
Improved: Prefer locally connected OAT when present over networked EMS OAT.
Improved: SILNCE now silences the audio output for all alarms active at the time of button press.
Improved: Tachometer and MAP positions can be swapped.
Improved: Units for types of measurements such as temperature, pressure, volume can be set independently. Additionally, the units for MAP can be set independent of all others.

1.05

7/10/06

Added: DG Display with TAS when connected to EFIS
Improved: Alarm bar allows you to cycle back and forth from current to alarming page
Improved: Fuel remaining can go negative instead of sticking at 0
Improved: Reduced jitter of various tapes and digital displays
Improved: Alert priorities and queuing
Improved: Hall-effect amps sensor configuration
Improved: Modified flight and fuel timers info items to be displayable in all EMS info locations
Improved: Down-timer initial value is maintained in EEPROM
Improved: Fuel pressure and flow display thresholds (colors) can now be set up to 99 units
Improved: EMS will not power cycle during engine crank (about 8V shutoff)
Fixed: Clock would lose time on power cycles
Fixed: The fuel flow display was not hidden when its display was configured to off
Fixed: Latching alerts that were acknowledged would re-trigger after entering and exiting a full-page menu
Fixed: Contact names couldn't be changed
Fixed: Turn rate could draw incorrectly when switching screens in some cases
Fixed: Flight and trip timers didn't roll over like an odometer does

1.01.1

4/18/06

Added: Support for Jabiru preinstalled sensors.
Improved: Filtering of displayed voltage for easier readability.
Fixed: Characterization of Lycoming oil temperature sensor is now correct.

1.01

2/6/06

Initial Release