AEM 30-3805 Universal V8 Core Harness User Manual

Page 26

AEM Infinity Harness Manuals

Infinity Pin

Hrdwr Ref.

Hardware Specification

Notes

C1-26

Digital_In_5

10K pullup to 12V. Will work with
ground or floating switches.

See channel FlexDigitalIn [Hz] for raw frequency
input data.

C1-27

Knock Sensor 1

Dedicated knock signal processor

See Setup Wizard page Knock Setup for options.

C1-28

Knock Sensor 2

Dedicated knock signal processor

See Setup Wizard page Knock Setup for options.

C1-29

+12V_Relay_Control

0.7A max ground sink for external
relay control

Will activate at key on and at key off according to
the configuration settings.

C1-30

Power Ground

Connect directly to battery ground

C1-31

CANL_Aout

Dedicated High Speed CAN
Transceiver

Recommend twisted pair (one twist per 2") with
terminating resistor. Contact AEM for additional
information.

C1-32

CANH_Aout

Dedicated High Speed CAN
Transceiver

Recommend twisted pair (one twist per 2") with
terminating resistor. Contact AEM for additional
information.

C1-33

LowsideSwitch_1

Lowside switch, 4A max with
internal flyback diode. Inductive
load should NOT have full time
power.

See Setup Wizard page Boost Control for options.
Monitor BoostControl [%] channel for output
state.

C1-34

LowsideSwitch_0

Lowside switch, 4A max, NO
internal flyback diode.

Switched ground. Will prime for 2 seconds at key
on and activate if RPM > 0.

C1-35

Analog_In_7

12 bit A/D, 100K pullup to 5V

0-5V analog signal. Use +5V Out pins as power
supply and Sensor Ground pins as the low
reference. Do not connect signals referenced to
+12V as this can permanently damage the ECU.
See the Setup Wizard Set Throttle Range page for
automatic min/max calibration.

C1-36

Analog_In_8

12 bit A/D, 100K pullup to 5V