Ages ago I made one up for a classic, the one thing was I had to wire in the little black cable that was in the plug - it wouldn't work without it (which is the opposite from what I read)
As per the title, is anyone running it?
I'm trying to get it up and running, but can't get an RX response. The cable checks out fine (3x now) and the EAS kicker seems to communicate. I've tried both com1 on the laptop port and com5 through a usb-serial converter.
Ages ago I made one up for a classic, the one thing was I had to wire in the little black cable that was in the plug - it wouldn't work without it (which is the opposite from what I read)
Not sure what you mean by comm port one on laptop and five on usb adaptor.
The comm port assigned to the USB adaptor must correspond to the Comm port on the EAS software. To keep things simple just assign comm port one to the USB adaptor and the default on the software should match.
Has the USB device loaded with the correct drivers, I think there is a thread in the P38 section about this. I know I had lots of problems with windows 7 getting mine to work until I found the correct driver.
Easy way out is to get an ancient laptop with a serial port then you have no issues. I have an old Panasonic Toughbook for when all else fails
Brilliant, thanks.
I was pondering that today. Why am I going to the end of the earth to find a connector to match a plug that has just one purpose? When any four wire connector would do exactly the same job.
I have actually made a loom which connects my serial port to a standard kicker lead and contains the necessary transistor and resistor. I'll look at other options tomorrow.
So.
Fraser, you're dead right. The cap which joins pins 3 and 5 on the diagnostic connector is also an inhibit switch. Take it off and it all shuts down. No communication.
I stuck some pins in the back of the plug and connected a jumper across them, the EAS lights go out and it's active again.
Jumping across these two pins however prevents the transistor in the circuit from doing anything:
So now I have communication between the laptop and plug, but the RX doesn't match the TX.
It sends FF and gets back F7. It sends 1 and gets back 80. Consistently and repeatedly.
How can I trouble-shoot this? Will capping the communication speed in the device manager help?
It gets trickier and I think it's a power issue.
I've got ~1.5m of thin wires joining my one and going from serial DB9 through DB15 connectors to the TTS plug.
The transistor appears to amplify the RTS signal from the serial port to switch on this power relay that the jumper is doing. I've found if I just touch the jumper, the power relay stays active and the EAS lights stay out.
Which makes me think I'm just getting enough voltage drop through my extra connectors and cable that it's not playing the game. This could be the same issue you had with the extra serial connector. I notice the cables with the EAS kicker are a whole lot bigger than the ones I'm trying to use.
Time to make another cable I think, sacrificing my spare EAS kicker lead and ditching the extra connectors.
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