serial_port_modification
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serial_port_modification [2011/08/11 23:43] – ggrandou | serial_port_modification [2011/08/13 19:56] – ggrandou | ||
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===== Introduction ===== | ===== Introduction ===== | ||
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+ | A standard CA42 Nokia cable.Well, almost " | ||
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+ | Cut the useless phone connector.Using an ohmmeter, we can identify wires, knowing the Nokia pinout.On this cable:pin 4 - red - 3.3V (used to power the serial-usb transceiver)pin 6 - blue - phone RXpin 7 - white - phone TXpin 8 - black - GNDPinout can be found on this page: | ||
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+ | Dismantled AC100 | ||
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+ | The serial port is the JP1 connector, near the left speaker connector.Pinout, | ||
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+ | 1st try.black - GNDred - +3.3V, to power up the " | ||
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+ | Now, let's do things cleanly.a small 4 pin connector (thank you Fifi!). Cable is passed through the Kensington lock hole, so that I don't have to do any mechanical degradation to the AC100 cover.Cable is tied to the AC100 using a hot glue gun. I have used very thin wrapping wires for two reasons:a) the JP1 connector is really small, smaller than the cableb) and my cable was too short anyway!Some adhesive is used to isolate wires from the conductive paint and from the keyboard once it will be put back. | ||
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+ | Serial port is plugged. let's boot... it works ;) | ||
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+ | ===== misc ===== | ||
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serial_port_modification.txt · Last modified: 2011/08/22 21:31 by frantonym