Description FFJ104:
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Hardware:
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Size              : 150 mm X 124 mm 4 layer PCB
CPU               : Hitachi H8s2357 20MHz
RAM               : External 32kbyte + Internal 8kbyte.
EEPROM            : External 8kbyte.
Flash 1           : 128kbyte internal for program.
Flash 2           : 512kbyte external for Datalogger memory.

Input/output:
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USB Bus           : National USBN9602 for PC datalogger access.
CAN Bus           : Philips SJA1000 with resistor network driver.
PC interface      : RS232 at the internal 10pin connector.
Diagnose          : ISO9141 with K and L-line.

Inputs:
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Water temperature : Standard Bosch 2kohm@20deg NTC, -30-->120deg range
Air temperature   : Standard Bosch 2kohm@20deg NTC. -30-->120deg range
Trottle prosition : 0.0V-->5.0V or 5.0V-->0.0V
Manifold or Airmass 0.0V-->6.0V differential input.
Lambda            : 0.0V-->5.0V standard lambda sonde.
Knock in          : 2 pcs Knock input.
Crank chaft sensor: Inductive or Hall dependant on jumper setting.
Intake CAM sensor : Inductive or Hall dependant on jumper setting.
Speed sensor 1    : Hall sensor for drive wheels.

Outputs:
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Injectors         : 6 pcs minimum 3 Ohm injector outputs (or 8 if Idle/EGAS not used)
Ignition          : 6 pcs 9 Amps-450 Volts KL1 ignition outputs
Idle/EGAS         : EGAS H-Bridge 15A or 3/2 pole Idle regulator output
Intake CAM Adjust : 1A Low side drive (BMW).
Wastegate control : 1A Low side drive.
Evap              : 1A Low side drive.
Fuel pump         : 1A Low side drive.
Main relay        : 1A Low side drive.
RPM output        : 50V fly back.
Reference         : 1 pcs. 5.0V