Difference between revisions of "Sam Coupé"
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The SCART socket on the back of the SAM Coupé has a non-standard pin-out as it also has +5V and +12V inputs, TTL level ouput and a lightpen connection. | The SCART socket on the back of the SAM Coupé has a non-standard pin-out as it also has +5V and +12V inputs, TTL level ouput and a lightpen connection. | ||
| − | + | {| class="wikitable" style="text-align:center; width:40%;" | |
| − | 1 AUDIO OUT RH 2 SPEN | + | |- |
| − | 3 AUDIO OUT LH 4 AUDIO EARTH | + | ! scope=col | Pin |
| − | 5 BLUE EARTH 6 BLUE TTL OUT | + | ! scope=col | Signal |
| − | 7 BLUE LIN. OUT 8 RED TTL OUT | + | ! scope=col | Pin |
| − | 9 GREEN EARTH 10 GREEN TTL OUT | + | ! scope=col | Signal |
| − | 11 GREEN LIN. OUT 12 | + | |- |
| − | 13 RED EARTH 14 CSYNC EARTH | + | |1 |
| − | 15 RED LIN. OUT 16 CSYNC | + | |AUDIO OUT RH |
| − | 17 C VID EARTH 18 | + | |2 |
| − | 19 C VID OUT 20 BRIGHT TTL OUT | + | |SPEN |
| − | 21 GND. | + | |- |
| + | |3 | ||
| + | |AUDIO OUT LH | ||
| + | |4 | ||
| + | |AUDIO EARTH | ||
| + | |- | ||
| + | |5 | ||
| + | |BLUE EARTH | ||
| + | |6 | ||
| + | |BLUE TTL OUT | ||
| + | |- | ||
| + | |7 | ||
| + | |BLUE LIN. OUT | ||
| + | |8 | ||
| + | |RED TTL OUT | ||
| + | |- | ||
| + | |9 | ||
| + | |GREEN EARTH | ||
| + | |10 | ||
| + | |GREEN TTL OUT | ||
| + | |- | ||
| + | |11 | ||
| + | |GREEN LIN. OUT | ||
| + | |12 | ||
| + | |5V POWER IN | ||
| + | |- | ||
| + | |13 | ||
| + | |RED EARTH | ||
| + | |14 | ||
| + | |CSYNC EARTH | ||
| + | |- | ||
| + | |15 | ||
| + | |RED LIN. OUT | ||
| + | |16 | ||
| + | |CSYNC | ||
| + | |- | ||
| + | |17 | ||
| + | |C VID EARTH | ||
| + | |18 | ||
| + | |12V POWER IN | ||
| + | |- | ||
| + | |19 | ||
| + | |C VID OUT | ||
| + | |20 | ||
| + | |BRIGHT TTL OUT | ||
| + | |- | ||
| + | |21 | ||
| + | |GND. | ||
| + | |- | ||
| + | |} | ||
== Modifications == | == Modifications == | ||
Revision as of 08:49, 12 September 2018
The Sam Coupé is an 8-bit home computer originally released in 1989. Intended as a logical upgrade from the ZX Spectrum it has an RGB output making it potentially ideal for use with the XRGB or OSSC upscalers.
Contents
Models
There was only a single revision board produced
Important Notes
The SCART socket on the back of the SAM Coupé has a non-standard pin-out as it also has +5V and +12V inputs, TTL level ouput and a lightpen connection.
| Pin | Signal | Pin | Signal |
|---|---|---|---|
| 1 | AUDIO OUT RH | 2 | SPEN |
| 3 | AUDIO OUT LH | 4 | AUDIO EARTH |
| 5 | BLUE EARTH | 6 | BLUE TTL OUT |
| 7 | BLUE LIN. OUT | 8 | RED TTL OUT |
| 9 | GREEN EARTH | 10 | GREEN TTL OUT |
| 11 | GREEN LIN. OUT | 12 | 5V POWER IN |
| 13 | RED EARTH | 14 | CSYNC EARTH |
| 15 | RED LIN. OUT | 16 | CSYNC |
| 17 | C VID EARTH | 18 | 12V POWER IN |
| 19 | C VID OUT | 20 | BRIGHT TTL OUT |
| 21 | GND. |
Modifications
When using an RGB cable there is a lot of reflection on the picture, the fix is a to remove inductor L5 from the main board and replace it with a wire link.
XRGB-3 Specific settings
Not tested.
XRGB-Mini Specific settings
Not tested.
OSSC Specific settings
No changes from default settings.
External Links
[1] World of SAM software archive and community forum
