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Hello Roel, I tried several boards with your directions and the original one. I can't get it to work. I tried for weeks now. Don't know what to do or change anymore. I am using 2 different kind of pl2303 usb-ttl chips, nothing works. At the most, some rubbish caracters come back, but no status or wh...

Hi,

thanks for the update. So, the resistor between 2 and 7 stays in place..???

greetz

Martijn

Hello, I bought a Raspberry, the same cable as you are using.... it is still not working though... But, I get some response, although, rubbish. I get unreadable characters back... I played around with the settings...same result.. Switched the RX / TX line... used another MCP2003... Pin 1 or 6... it ...

update:

I tried with a Windows 7 machine.
When I try to open a serial connection, I get an error.
when I remove the 2 resistors I get a connection but no response or status, or anything...

No, the problem is, its a esxi server with Ubuntu server... so no X or display for putty

But if thats the only option to figure out whats going wrong I have to get another computer with Win7 or another cable
Any other way of solving this issue?

thanx

Hello, I have assembled this board. MCP2003, 2 3k3 Resistor. LIN bus to pin 3-4 of the AXA. The other one connected to pin 1 of the AXA 8 volt. My USB-->TTL is a PL2303HX. On the TX pin there is 3,3 Volt I have - connected the ground (orange) to the WAKE of the MCP2003 - connected RX of the MCP2003 ...