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TECHINFO-0021023
TOPIC
This article lists the pinouts for the 7-Inch and 12-Inch PCI-based Apple PC Compatibility Cards specialty cable. This cable connects the DOS Compatibility Card to display devices. The article also has the pinouts for the card's on board 15-pin gameport.
DISCUSSION
DB26 Connector Pin Assignments
| Pin number | Signal | Description |
|---|---|---|
| 1 | MAC HSYNC | Macintosh horizontal synchronize |
| 2, 4, 6, 8 | GND | Logic ground |
| 3 | MAC BLUE | Macintosh blue signal |
| 5 | SENSE0 | Sense line 0 |
| 7 | BLUE OUT | Blue output from PCI card |
| 9 | HSYNC OUT | Horizontal synchronize output from PCI card |
| 10 | MAC CSYNC | Macintosh contrast synchronize |
| 11, 13, 15, | GND | Chassis ground |
| 17, 21, 24 | GND | Chassis ground |
| 12 | MAC GREEN | Macintosh green signal |
| 14 | SENSE1 | Sense line 1 |
| 16 | GREEN OUT | Green output from PCI card |
| 18 | CSYNC OUT | Contrast synchronize output from PCI card |
| 19 | MAC VSYNC | Macintosh vertical synchronize |
| 20 | MAC RED | Macintosh red signal |
| 22 | CABLE DET L | Cable detect low |
| 23 | SENSE2 | Sense line 2 |
| 25 | RED OUT | Red output from PCI card |
| 26 | VSYNC OUT | Vertical synchronize output from PCI card |
DB15 Gameport Connector Pin Assignments
| Pin number | Signal | Description |
|---|---|---|
| 1, 8, 9 | +5 V +5 V | power input |
| 2 | JOYF0 O | Joystick F0 output |
| 3 | JRC0 O A | x-axis control |
| 4, 5 | GND | Chassis ground |
| 6 | JRC1 O A | y-axis control |
| 7 | JOYF1 O | Joystick F1 output |
| 10 | JOYF2 O | Joystick F2 output |
| 11 | JRC2 O B | x-axis control |
| 12 | MIDI OUT O | MIDI output |
| 13 | JRC3 O B | y-axis control |
| 14 | JOYF3 O | Joystick F3 output |
| 15 | MIDI IN O | MIDI input output |
For more details, please refer to the Developer note which can be found at on the World Wide Web at the following URL ftp://ftp.apple.com/devworld/Technical_Documentation/Developer_Notes/ Peripherals/12%267_PC_Compatibility_Cards.sit.hqx 
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