PDS development system - Revision history

Robcfg: /* Pictures (original) */ Added Original interface scans

2015-03-29T20:38:13Z

Pictures (original): Added Original interface scans

← Older revision		Revision as of 20:38, 29 March 2015
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	<gallery>		<gallery>
	File:~~NoPicture~~.~~gif~~\|~~Original non-remake hardware~~		File:PDS_Original_Top.jpg\|Unit Top
			File:PDS_Original_Bottom.jpg\|Unit Bottom
			File:PDS_Original_PCB_Top.jpg\|PCB Top

			File:PDS_Original_PCB_Bottom.jpg\|PCB Bottom

			File:PDS_Original_PCCard_Top.jpg\|PC Card Top

			File:PDS_Original_PCCard_Bottom.jpg\|PC Card Bottom

	</gallery>		</gallery>

Ygdrazil at 08:43, 1 September 2014

2014-09-01T08:43:04Z

← Older revision		Revision as of 08:43, 1 September 2014
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	* http://noname.c64.org/csdb/forums/?roomid=9&topicid=74874#74983		* http://noname.c64.org/csdb/forums/?roomid=9&topicid=74874#74983
	* [http://www.speccy.org/trastero/cosas/JL/PDS/Introduccion.html PDS on speccy.org (in Spanish)]		* [http://www.speccy.org/trastero/cosas/JL/PDS/Introduccion.html PDS on speccy.org (in Spanish)]

			[[Category:CrossDev]][[Category:Peripherals]]

Nocash at 21:16, 13 August 2010

2010-08-13T21:16:06Z

← Older revision		Revision as of 21:16, 13 August 2010
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	PDS is an acronym for "Programmers Development System" and is a development system made by [[Andy Glaister]].		PDS is an acronym for "Programmers Development System" and is a development system made by Andy Glaister.
	The system comprised an "[[Apricot PC]]" (an early PC), assembler, debugger, editor, profile, graphics tool and hardware to connect to a target computer.		The system comprised an "[[Apricot PC]]" (an early PC), assembler, debugger, editor, profile, graphics tool and hardware to connect to a target computer.
	A company called "Programmers Development Systems Ltd" or "PD Systems" sold it.		A company called "Programmers Development Systems Ltd" or "PD Systems" sold it.

	The system made it easy to develop for computers like the Amstrad CPC, [[C64]], [[MSX]], and [[ZX Spectrum]].		The system made it easy to develop for computers like the Amstrad CPC, [[Commodore 64\|C64]], [[MSX]], and [[ZX Spectrum]].
	The code was written on the PC and transferred through the hardware interface to the target computer.		The code was written on the PC and transferred through the hardware interface to the target computer.

Nocash: /* Manuals */

2010-04-18T17:54:33Z

Manuals

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	* [[Media:The PDS Editor Manual.pdf]] - Describes the PC side (2nd edition, 1988)		* [[Media:The PDS Editor Manual.pdf]] - Describes the PC side (2nd edition, 1988)
	* [[Media:PDS guide early version.pdf]] - Describes the PC side (early version with only 4 pages)		* [[Media:PDS guide early version.pdf]] - Describes the PC side (early version with only 4 pages)
	* [[Media:P.D.S. Manual.pdf]] - Describes ~~PC side - assembler/download/debugger~~ (54 pages) (1987) (OCRed version form worldofspectrum.org)		* [[Media:P.D.S. Manual.pdf]] - Describes Assembler directives, Download protocol, Debugger (54 pages) (1987) (OCRed version form worldofspectrum.org)

	See DL0,DL1,DL2 source code files for more info on the download protocol.		See DL0,DL1,DL2 source code files for more info on the download protocol.

Nocash: /* Manuals */

2010-04-18T17:52:18Z

Manuals

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	* [[Media:The PDS Editor Manual.pdf]] - Describes the PC side (2nd edition, 1988)		* [[Media:The PDS Editor Manual.pdf]] - Describes the PC side (2nd edition, 1988)
	* [[Media:PDS guide early version.pdf]] - Describes the PC side (early version with only 4 pages)		* [[Media:PDS guide early version.pdf]] - Describes the PC side (early version with only 4 pages)
			* [[Media:P.D.S. Manual.pdf]] - Describes PC side - assembler/download/debugger (54 pages) (1987) (OCRed version form worldofspectrum.org)

	See DL0,DL1,DL2 source code files for more info on the download protocol.		See DL0,DL1,DL2 source code files for more info on the download protocol.

Nocash: /* Manuals */

2010-04-17T11:08:45Z

Manuals

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	== Manuals ==		== Manuals ==

	* [[Media:The PDS Z80 Manual.pdf]] - Describes Z80 Assembler, Debugger, and Transfer Protocol		* [[Media:The PDS Z80 Manual.pdf]] - Describes Z80 Assembler, Debugger, and Transfer Protocol (1987)
	* [[Media:The PDS 6502 Manual.pdf]] - Describes 6502 Assembler, Debugger, and Transfer Protocol		* [[Media:The PDS 6502 Manual.pdf]] - Describes 6502 Assembler, Debugger, and Transfer Protocol
	* [[Media:The PDS Editor Manual.pdf]] - Describes the PC side		* [[Media:The PDS Editor Manual.pdf]] - Describes the PC side (2nd edition, 1988)
	* [[Media:PDS guide early version.pdf]] - Describes the PC side (early version with only 4 pages)		* [[Media:PDS guide early version.pdf]] - Describes the PC side (early version with only 4 pages)

Nocash: /* Another Version (?) */

2010-04-17T10:46:12Z

Another Version (?)

← Older revision		Revision as of 10:46, 17 April 2010
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	FBEF - data from PC		FBEF - data from PC
	Normally, the debug/transfer code isn't included in release versions, however, some CPC release versions do still contain some (unused) code fragments that access some Ports at FBEC-FBEF (in non-Z80 PIO fashion):		Normally, the debug/transfer code isn't included in release versions, however, some CPC release versions do still contain some (unused) code fragments that access some Ports at FBEC-FBEF (in non-Z80 PIO fashion):
	* Gremlins (spanish version)		* Gremlins (Adventure Soft, UK) (debug I/O code found in spanish Gremlins version)
	* Last V8		* Robin of Sherwood (Adventure Soft, UK)
	* Robin of Sherwood		* Seablood aka Seas of Blood (Adventure Soft, UK)
	* Seablood		* The Last V8 (Mastertronic)
	Unclear if these games were made using an alternate (older or newer) version of the official PDS hardware, or if they were using a similar devkit from another company.		Unclear if these games were made using an alternate (older or newer) version of the official PDS hardware, or if they were using a similar devkit from another company.

Nocash: /* Technical */

2010-04-16T13:16:43Z

Technical

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	FBEE PDS [[Z80 PIO]] Port A Control		FBEE PDS [[Z80 PIO]] Port A Control
	FBEF PDS [[Z80 PIO]] Port B Control		FBEF PDS [[Z80 PIO]] Port B Control
			The handshake bits (in Port FBEDh) are:
			0 clock from PC (data transferred on BOTH raising AND falling edges)
			1-4 unknown (not connected in spectrum schematic)
			5 unknown (something to and/or from PC in spectrum schematic) (could be IRQ)
			6 data direction (for 74LS245 transceiver)
			7 clock/acknowledge to PC (signals BOTH raising AND falling edges, too)
			Note on data direction: This is feature duplicated in hardware, the Z80 PIO itself is bidirectional, so, theoritically, the external 74LS245 transceiver isn't required - it may be there to act as amplifier, or as fuse).

	The '''CPC interface''' connects to Expansion Port, and contains a [[Z80 PIO]] chip, and 74LS245, 74LS04, 74LS32 logic chips, and a Reset button. And a 2x8pin connector, for connecting to PC via 16pin flat-cable.		The '''CPC interface''' connects to Expansion Port, and contains a [[Z80 PIO]] chip, and 74LS245, 74LS04, 74LS32 logic chips, and a Reset button. And a 2x8pin connector, for connecting to PC via 16pin flat-cable.

Nocash: /* Technical */

2010-04-16T11:13:28Z

Technical

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	The '''PC interface''' connects to ISA bus, and contains a [[8255 PPI chip]], five logic chips, and two 2x8pin connectors, allowing to connect to up to two slave computers.		The '''PC interface''' connects to ISA bus, and contains a [[8255 PPI chip]], five logic chips, and two 2x8pin connectors, allowing to connect to up to two slave computers.

	The CPC needs to execute [[PDS download source code]], for communicatiing with the debugger, and for loading ~~games~~ via cable rather than from tape or disc.		The CPC needs to execute [[PDS download source code]], for communicatiing with the debugger, and for loading CPC software via cable rather than from tape or disc.

	''Not 100% sure if above describes the original PC/CPC interfaces - or if that are homebrew remakes (?)''		''Not 100% sure if above describes the original PC/CPC interfaces - or if that are homebrew remakes (?)''

Nocash: /* Technical */

2010-04-16T11:05:39Z

Technical

← Older revision		Revision as of 11:05, 16 April 2010
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	The '''PC interface''' connects to ISA bus, and contains a [[8255 PPI chip]], five logic chips, and two 2x8pin connectors, allowing to connect to up to two slave computers.		The '''PC interface''' connects to ISA bus, and contains a [[8255 PPI chip]], five logic chips, and two 2x8pin connectors, allowing to connect to up to two slave computers.

			The CPC needs to execute [[PDS download source code]], for communicatiing with the debugger, and for loading games via cable rather than from tape or disc.

	''Not 100% sure if above describes the original PC/CPC interfaces - or if that are homebrew remakes (?)''		''Not 100% sure if above describes the original PC/CPC interfaces - or if that are homebrew remakes (?)''