35 lines
1.0 KiB
Markdown
35 lines
1.0 KiB
Markdown
Happy Xmas
|
|
|
|
|
|
|
|
[hellen72b-schematic.pdf](Hardware/Hellen/hellen72b-schematic.pdf)
|
|
|
|
[Nightly firmware bundle](https://rusefi.com/build_server/rusefi_bundle_hellen72.zip)
|
|
|
|
https://rusefi.com/docs/ibom/hellen72b-ibom.html
|
|
|
|
[Pinout](https://rusefi.com/docs/pinouts/hellen/helen72/)
|
|
|
|
[Mazda Miata 2003](Mazda-Miata-2003)
|
|
|
|
![x](Hardware/Hellen/hellen72a.jpg)
|
|
|
|
# Jumpers
|
|
in order to run a Miata NB text vehicle:
|
|
|
|
External MAP vs more ignition channels:
|
|
a) if you are going to use an external MAP, then remove "R5 (IGN5)", "R7 (IGN6)" and "R11 (IGN8)"
|
|
|
|
b) or if you NOT using an external MAP, then remove "R6 (GND)" and "R8 (+5V)"
|
|
|
|
Warning! The board can be damaged if you skip this step!
|
|
|
|
External WBO vs more ignition channels:
|
|
if you want to use an external WBO (AFR) sensor, then remove "R1 (IGN7)"
|
|
|
|
Miata vehicle type:
|
|
a) if you have a Miata 2002 (where we measure the battery voltage from 4T=alternator), then remove "R9 (2003)"
|
|
|
|
b) or if you have a Miata 2003 (where we measure the battery voltage from 4S=ign.switch), then remove "R10 (2002)"
|
|
|