wad at laptop.org
Tue May 19 01:48:39 EDT 2009
Yeah, the pins are in two rows, not three (see pinout).
On May 19, 2009, at 12:01 AM, david at lang.hm wrote:
> On Mon, 18 May 2009, John Watlington wrote:
>> I guess Ian never put this info on the Wiki.
>> Ian Daniher (it.daniher at gmail.com) was doing this
>> as recently as this fall using connectors scavenged from
>> A-phase boards.
>> The problem is going to be obtaining the VGA connector.
>> As far as I know, they are not available in small quantities.
>> The pinout is attached.
> it shouldn't be that hard to get a 15 pin D sub HD connector. Fry's
> orJamco have lots of options. is there something special about
> David Lang
>> Begin forwarded message:
>>> From: John Watlington <wad at laptop.org>
>>> Date: January 9, 2008 1:28:54 PM EST
>>> To: it.daniher at gmail.com, seth at isforinsects.com
>>> Cc: John Watlington <wad at laptop.org>
>>> Subject: VGA output
>>> OK. Absolutely no guarantees here --- the last time I tried to
>>> get a VGAoutput
>>> from Linux, it was broken. But as was pointed out on IRC, if
>>> your monitorhas
>>> a wide enough lock range this might work on production machines
>>> (we fixed
>>> a problem between B2 and B3 that was also causing problems.)
>>> Components that were depopulated on C2 (MP machines) needed to
>>> VGA output are:
>>> U2, U3: 74AHCT1G125GW (sync drivers)
>>> C152: 0.1 uF
>>> R1, R2, R3: 75 ohm
>>> To support the VGA I2C link (UART 2 on the CS5536 southbridge):
>>> R122, R123: 10K
>>> Q7, Q8: 2N7002
>>> R115, R116: 10K
>>> D6: CH501H-40PT (just about any schottky diode should do, this
>>> is inline
>>> in the +5V supplied to the monitor)
>>> Good luck finding that VGA connector, I don't have a part number
>>> for it.
>>> The pinout is attached.
>>> The signal/pin mapping is:
>>> Red - 1
>>> Green - 2
>>> Blue - 3
>>> NC - 4,11
>>> GND - 5,6,7,8,10
>>> VSYNC - 14
>>> HSYNC - 13
>>> EDID_DATA - 12
>>> EDID_CLK - 15
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