Emtron’s Shadow 8 is a wire in ECU with a high level of flexibility. This ECU will support up to 8 Channels of fully sequential Fuel and Ignition.  Every unit is housed in a durable billet Aluminium enclosure and includes 16MB permanent memory for on-board logging, DBW control, USB C Communications and Knock control up to 2 channels to name a few.

Power Supply

• Operating Voltage: 6.0 to 22.0 Volts DC (ECU shutdowns at 24.0V)
• Operating Current: 290mA at 14.0V (excluding sensor and load currents)
• Reverse Battery Protection via External Fuse
• “Smart” battery transient protection

Operating Temperature

• Max operating range: -30 to 110°C (-22 to 230°F)
• Recommended operating range: -30 to 85°C (-22 to 185°F)

Physical

• Aluminium 6061 grade CNC billet enclosure
• Enclosure size 152 mm x 139 mm x 26 mm
• Weight: 520g
• Connector system: 68-way Super Seal waterproof connectors with gold plated contacts
• Pin diameter: 1 mm
• Current rating: maximum 15A per pin (wire gauge dependant)
• Connector A: 34 pin Key 1 Super Seal
• Connector B: 34 pin Key 2 Super Seal

Internal

• 100MHz processor
• 500Mb DDR RAM (0.5Gb)
• 16MB ECU logging memory.  Over 1200 channels available, 1Hz to 500Hz logging rate

8x Port Injector Outputs—high  ohm

• 70V clamping
• Outputs can be used for ground switching, 6A Continuous, 10A Limit
• All outputs are short circuit and over current protected
• No Flywheel diodes (external diode(s) required for VVT control)

8x Ignition Outputs

• Adjustable TTL Ignition drive current (35mA or 70mA)
• Outputs can be used for ground switching, 1A Continuous, 3A Limit
• All outputs are short circuit and over current protected
• No Flywheel diodes (external diode(s) required for VVT control)

12x Auxiliary Outputs

• Variable Valve Timing (VVT) and Variable Valve Timing Electric (VTiE), Drive by Wire (DBW), dual boost control, gearshift solenoids, stepper motor and many more.
• All outputs have PWM control, maximum frequency = 10 kHz
• Flywheel diodes integrated into all outputs
• All outputs are short circuit and over current protected. 
• Low Side Driver Auxiliary 1-4: 4A continuous, 6A peak modulated, 8A limit
• Low Side Driver Auxiliary 5-8: 2.5A continuous, 4A peak modulated, 5A limit
• High Side Driver Auxiliary 1-8: High Side 4A continuous, 8A limit
• Half Bridge Driver Auxiliary 9-10: 5A continuous and 8A limit. Can be used as Low Side, High Side or together in H-bridge configuration for DC motor control (DBW)

1x Shield Output

• Connection for Trigger and Knock shielded cables. Short to battery protection

10x Analog Voltage/Temperature Inputs

• Fully configurable including custom calibrations
• Switchable 1k ohm pull-up resistors on ANV 7-10 for temperature inputs (available on 4 channels)
• Accepts a 0.0 – 5.0V analog input. Resolution is 1.22mV (12-Bit)

10x Digital/Speed Inputs/Switched Inputs

• Frequency range from 0.0Hz up the 5.0kHz on 1-4 channels
• Magnetic and Hall effect sensor compatible on DI 1-4 with programable trigger edge(s)
• Hall effect sensor only on DI 5-8 with programable trigger edge(s)
• Independent programable frequency-based arming threshold control, range 0.0 – 12.0V on DI 1-4
• Fixed frequency-based arming thresholds on DI 5-8. Rising = 1.2V, Falling = 1.0V.
• Wheel speed, output shaft speed and other frequency-based signals
• VVT position(s) up to 4 channels available on DI 1- 4.
• ON/OFF switched inputs: AC request, Launch enable, cruise switch, table control switching etc with arming threshold control, range 0.0 -20.0V
• Accepts a 0.0 – 20.0V analog input. Resolution is 4.88mV (10-Bit)
• Switchable 4k7 ohm pull-up resistors on 1-8 channels to 10V

2x Knock Inputs with configurable Frequency and Gain.

• 2 Independent knock input channels
• Digital Knock Integrated Circuit Technology with programmable Centre Frequency, Gain and Integrator Time Constant
• Centre frequency configurable from 1kHz - 20kHz
• Gain control from 0.1 to 2.0
• Cylinder selectable knock input
• Knock control available on ALL Ignition modes (Direct, Wasted, Distributor etc)

1x Ignition Switch Input/DI10

• 6.0 - 20.0V input used for EFI Relay Control. (With input > 6V the Internal Hold-power system turns the ECU ON using the HOT Supply).

2x Crank Index and Sync Engine Decoding Inputs

• Magnetic and Hall effect sensor compatible with programable trigger edge(s)
• “True” zero crossing detection on magnetic signals for precise engine position decoding.
• Programmable independent arming threshold control from 0.1V to 12.0V
• Switchable 4k7 ohm pull-up resistor to 5V
• OEM patterns supported

1x ECU Supply Input

• 15.0A Max (pin limited)
• 6V – 22.0V Range
• Supplies ECU power
• Supplies power to Auxiliary 1-8 High Side Drivers

1x Auxiliary 9-12 Supply Input

• 15.0A Max (pin limited)
• Power supply for Auxiliary channels 9 -12.

1x 5.0V Sensor Supply

• 5.0V Vref1 output current 250mA

 1x 8.0V Sensor Supply

• Output current 400mA

2x ECU Main Grounds

• 15.0A per pin, total 30A

1x Sensor 0V Reference

• Analog Sensor 0V Reference with short to battery protection

Please contact
Beau from BBRtuning
https://www.bbrtuning.io/

Nicholas Pavloski
https://cohesionmotorsports.com/