For discussion of Speeduino compatible boards designed / built by other members of the forum and for guidance around making such a board
By androidcho
#4343
Old Grey wrote:That board look neat and tidy.

What size is the board?
10cm by 12cm.
By androidcho
#4359
All the credits go to Turtana, here is his post with the CADCAM files for the board. I just filled in some "unknown" values.
turtana's post
I'm about to try it, just waiting for components to come!
By turtana
#4931
If you have eny broblems i will help the best i can. Been a litle absent lately from this project. you can post your files and have my permission for it, this is opensource :D
By androidcho
#4933
Ok, the board works, but It'll be good if you post the project files, not only CADCAM.
For example, if you mount the transistors and the regulator straight on the PCB, without bending them, they will touch the Arduino.
But for now, to test this project it's okay. I know that 1 sided board is a little more complicated for so many components on small area. Thanks.
By turtana
#4934
no it won´t, a pic of my old pcb with the d37
Attachments
Valokuva0058.jpg
Valokuva0058.jpg (477.8 KiB) Viewed 7820 times
By androidcho
#4942
WOW, look what I've done :D :D
IMG_20160101_170438.jpg
IMG_20160101_170438.jpg (1.07 MiB) Viewed 7812 times
By Bill012
#6388
turtana wrote:changed the d37 connector for molex 24 pin and 10 pin 90" rotated pcb side connectors.

with the 24 pin connector you only have 5 outputs (max 10A) the other 5 come out of the secon 10 pin,s on the pcb. with a 6 pin connector you can have the 5 extra outputs to use.

edit.

so the board is finaly going to production next week.
the next board will have a arduino nano for multiplexin 6 cyl cop. ( yeah i use ES9 peugeot engines now) and the stepperdriver for idle.
the is still the question of the drive by death trothle control.
Is this board fully working and the final design? Would it work with a 4 cyl Ford Zetec engine?
By turtana
#18032
finaly got the time to finish the board. i went back to 2x D15 connector.
i´l have the gerbers online in few days

here is the I/O listing

case 10:
//Pin mappings for user turtanas PCB
pinInjector1 = 11; //Output pin injector 1 is on
pinInjector2 = 9; //Output pin injector 2 is on
pinInjector3 = 8; //Output pin injector 3 is on
pinInjector4 = 4; //Output pin injector 4 is on
pinInjector4 = 42; //Output pin injector 5 PLACEHOLDER value for now
pinCoil1 = 24; //Pin for coil 1
pinCoil2 = 28; //Pin for coil 2
pinCoil3 = 36; //Pin for coil 3
pinCoil4 = 40; //Pin for coil 4
pinCoil5 = 34; //Pin for coil 5 PLACEHOLDER value for now
pinTrigger = 18; //The CAS pin
pinTrigger2 = 19; //The Cam Sensor pin
pinTPS = A2;//TPS input pin
pinMAP = A3; //MAP sensor pin
pinMAP2 = A8; //MAP2 sensor pin
pinIAT = A0; //IAT sensor pin
pinCLT = A1; //CLS sensor pin
pinO2 = A4; //O2 Sensor pin
pinBat = A7; //Battery reference voltage pin
pinDisplayReset = 48; // OLED reset pin
pinSpareTemp1 = A5; //
pinSpareTemp2 = A6; //
pinBoost = 13; //Boost control
pinTachOut = 10; //Tacho output pin
pinFuelPump = 5; //Fuel pump output
pinFan = 12; //Pin for the fan output
pinFlex = 20; // Flex sensor (Must be external interrupt enabled)
break;

and connector pins

d15 power output

1 d11 injector 1
2 d9 injector 2
3 d8 injector 3
4 d4 injector 4
5 d5 fuelpump relay
6 d6 idle1 (pwm)
7 d7 idle2 (pwm)
8 d10 tacho output
9 d12 fan output
10 d13 boost controll
11 GR
12 GR
13 GR
14 +12V
15 +12V

d15 sensor input

1 a3 external map
2 a4 lambda signal
3 a5 extra temp sensor1 (pulup)
4 a6 extra temp sensor2 (pulup)
5 +5V sensor +5v output
6 GR sensor ground
7 d36 C ignition
8 d24 A ignition
9 a2 tps sensor
10 a1 air temp sensor (pulup)
11 a0 water temp sensor (pulup)
12 d19 cam input (home sensor opto)
13 d18 crank input (rpm sensor lm1815 or opto)
14 d40 D ignition
15 d28 B ignition

board inputs

A7 +12v ref voltage mesurment
A8 internal MAP
Attachments
speeduinoXX.jpg
speeduinoXX.jpg (250.41 KiB) Viewed 7073 times
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