Design Files
1 design file
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Printed Circuit Boards and Schematics
KIT912P812GRBR: Gerber files for the KIT912P812ECUEVM reference design
- No Longer Manufactured
- Small Engine Control
Small Engine Control
KIT912P812ECUEVM Receive alerts
- Archived
- This page contains information on a product that is no longer manufactured (discontinued). Specifications and information herein are available for historical reference only.
This reference design board supports the NXP® MM912_P812 engine control IC combining an MCU (S12P) and analog control die (MC33812) intended for motorcycle and other single/dual cylinders small engine control applications.
Analog control IC consists of three integrated low side drivers, one pre-driver, a +5.0 V, voltage preregulator, an MCU watchdog circuit, an ISO 9141 K-Line interface, and a parallel interface for MCU communication.
Archived content is no longer updated and is made available for historical reference only.
Product Details
Features
Power
- VCC voltage pre-regulator provides +5.0 V power for the MCU
- Designed to operate over the range of ~4.7 V ≤ VPWR ≤ 36 V
Communication
- ISO-9141 K-Line transceiver for communicating diagnostic messages
- All signal lines are accessible
Operation
- Lamp driver current limit 1.5 A typical
- Relay/Injector/Fuel pump driver current limit 4.0 A typical
Timer
- MCU watchdog timer circuit with parallel refresh/time setting line
Documentation
Quick reference to our documentation types.
Design Resources
Software
2 software files
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Application Example Software
33812SMALLENGINE_SW.zip folder for KIT33812ECUEVME reference design
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Development IDEs and Build Tools
CodeWarrior® Development Studio for HCS12(X) Microcontrollers (Classic IDE) v5.2
Note: For better experience, software downloads are recommended on desktop.