[[Image:Amstrad light pen.jpg|right|thumb|250px|The LP-1 Lightpen by Amstrad]]
A Lightpen by The '''LP-1''' is the official [[Amstrad]] ...lightpen (with software from [[Amsoft]], and hardware from [[Trojan]]).
== Manual ==The '''CAD-MASTER''' seems to be the same hardware (but marketed directly by [[Trojan]], and with different Software included).
<gallery caption="Manual = Technical == Connects to the Joystick port (in Frenchnot to the Lightpen input on the Expansion Port)">Image:lp1 1.jpg|FrontpageImage Input:lp1 2 Light Sensor --> Keyboard.jpg|Page Row9.Bit1 (aka Joystick Down) (0=Light, 1=No Light)Image Output:lp1 3.jpg|Page 2Image:lp1 4 Keyboard.jpg|Page 3Row9 is constantly held LOW during lightpen accessImage:lp1 5 Keyboard.jpg|Page 4Row6 is constantly held floating during lightpen access (isn't HIGH because it's open collector)Image:lp1 6 Keyboard.jpg|Page 5Image:lp1 7Colums aka PSG.jpg|Page 6Image:lp1 8Ext.jpg|Page 7PortA are configured as inputs aka HIGH-ZImage:lp1 9The above LOW and HIGH-Z levels seem to be misused as power supply GND and 5V. There seems to be no power-supply required for the CPC version (unlike the ZX Spectrum version, which connects to cassette EAR port, and which requires an external 9V battery).jpg|Page 8Image:lp1 10* As seen on the package and advert, both the LP-1 and CAD-MASTER light pens work with '''colour monitor only''', ie. not with green screens.jpg|Page 9Image== Pictures == <gallery caption="Amstrad LP-1 (Amstrad/Trojan)">File:lp1 11Amstrad Crayon Optique LP-1 Advert.jpg|Page 10AdvertImageFile:lp1 12Amstrad Crayon Optique LP-1 Package.jpg|Page 11PackageImageFile:lp1 13Amstrad LP-1.jpg|Page 12Amstrad Light Pen LP-1 Package - EnglishImageFile:lp1 14Amstrad light pen.jpg|Page 13Pen
</gallery>
<gallery caption="Trojan Cad-Master (Trojan)">File:Trojan-cad-master-light-pen-front.jpeg|FrontFile:Trojan-cad-master-light-pen-back.jpeg|BackFile:Trojan-cad-master-light-pen-open.jpeg|OpenFile:Trojan-cad-master-light-pen-pen.jpeg|Pen</gallery> == Software / Downloads == * [[Media:LIGHTPEN.ZIP|Amstrad LP-1 drivers]] - (English) (bas/bin) - [http://www.cpcwiki.eu/index.php/User:Jonathanen Jonathanen]* [[Media:LP-1.zip|Amstrad LP-1 drivers]] - (English) (DSK for Emulators) - [http://www.cpcwiki.eu/index.php/User:Jonathanen Jonathanen]* [[Media:Amstrad Crayon Optique Trojan LP-1 Tape.zip|Amstrad LP-1 drivers]] - (French) (cdt)* [[Trojan CAD-MASTER drivers.zip]] - none such? The LP-1 package consists of MCPEN.BIN (machine code driver), and LIGHTPEN.BAS (instructions, demonstration, and NIM game). == Manual == * [[Amstrad LP-1 Light Pen Manual]] (jpg's) (French)* [[Media:Lightpen LP-1.pdf|Amstrad LP-1 Light Pen Manual]] (pdf) (French)* [[Trojan CAD-MASTER Manual]] - none such? [[Category:HardwareInput Device]] [[Category:Peripherals]][[Category:Amstrad Products]]