2020-02-17 06:48:32 -08:00
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## HOWTO microRusEfi Kit
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[mircoRusEfi kit](https://www.ebay.com/itm/333517397424) comes 75% assembled - while many components are already mounted, about two dozens
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still need to be added. This includes both easy to mount components like main connector and harder to solder
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TLE8888 100-pin chip. Some soldering hints and tricks [are discussed here](https://rusefi.com/forum/viewtopic.php?t=425).
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If in double of your SMD skills please consider fully assembled version.
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2020-05-13 09:17:10 -07:00
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For component placement please use interactive BOM
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[0.4.7](https://rusefi.com/docs/ibom/microRusEfi_R0.4.7.html)
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[0.4.8](https://rusefi.com/docs/ibom/microRusEfi_R0.4.8.html)
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[0.5.0](https://rusefi.com/docs/ibom/micro_rusEFI_0.5.0.html)
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2020-02-17 06:48:32 -08:00
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All microRusEfi kits use [MRE F4 rusEfi firmware - DOWNLOAD LATEST BUNDLE HERE](https://rusefi.com/build_server/rusefi_bundle_mre-f4.zip)
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[Wiring Diagram](Hardware_microRusEfi_wiring)
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[0.4.7 schematics PDF](https://github.com/rusefi/hw_microRusEfi/blob/master/microRusEfi_Schematic_0_4_7.pdf)
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2020-05-13 09:17:10 -07:00
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[0.4.8 schematics PDF](https://github.com/rusefi/hw_microRusEfi/blob/master/microRusEfi_Schematic_0_4_8.pdf)
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[0.5.0 schematics PDF](https://github.com/rusefi/hw_microRusEfi/blob/master/micro_rusEFI_Schematic_0_5_0.pdf)
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2020-02-17 06:48:32 -08:00
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2020-02-17 07:01:51 -08:00
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[rusEfi Slack channel](https://rusefi.com/forum/viewtopic.php?f=13&t=1198) is the primary support channel.
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2020-05-05 20:39:50 -07:00
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[HOWTO program rusEfi using DFU](HOWTO_DFU)
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2020-02-17 06:48:32 -08:00
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2020-02-22 13:41:46 -08:00
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# Crankshaft position sensor options: Hall or VR
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2020-02-17 07:01:51 -08:00
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2020-02-22 13:41:46 -08:00
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Depending on your crankshaft position sensor type you would need to populate either Hall or VR option.
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2020-02-17 07:01:51 -08:00
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2020-03-16 12:29:10 -07:00
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0.4.5, 0.4.7: For VR crankshaft position sensor you would need to add R9 & C12 on the back.
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0.4.8: Comes set for VR (R9 & C12 are now on the front since)
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2020-02-22 13:41:46 -08:00
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VR mode front - comes pre-assembled
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2020-02-17 11:33:28 -08:00
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2020-02-22 13:41:46 -08:00
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VR mode back
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2020-02-17 11:33:28 -08:00
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2020-02-22 13:41:46 -08:00
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2020-03-16 12:29:10 -07:00
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0.4.5, 0.4.7: For Hall, you would need to REMOVE R15 & C35 on the front, and install R17 R18 R19 on the back.
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0.4.8: For Hall, you would need to REMOVE R15&R9, C12 & C35 on the front, and install R17 R18 R19 on the back.
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2020-02-22 11:09:08 -08:00
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Hall mode front
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Hall mode back
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2020-02-22 13:41:46 -08:00
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2020-02-22 11:09:08 -08:00
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2020-02-22 13:41:46 -08:00
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# Board Photos
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Kit front:
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Kit parts on the front:
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Kit parts on the back:
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Flyback diodes orientation
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2020-02-22 11:09:08 -08:00
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2020-03-18 13:59:50 -07:00
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# Important details
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0.4.5, 0.4.7:
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JP1 needs to be TBDsee
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see https://github.com/rusefi/hw_microRusEfi/issues/127
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2020-03-20 06:24:59 -07:00
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Unpopulated parts which you probably do NOT need:
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2020-03-20 09:16:16 -07:00
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LIN termination D43 R10
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2020-03-20 06:24:59 -07:00
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RTC diode D42
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2020-03-20 09:16:16 -07:00
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2020-05-13 09:17:10 -07:00
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Wake-up CAN R8
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[More images](https://github.com/rusefi/hw_microRusEfi/blob/master/gerbers)
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