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- CENTurbo I & II - DEVELOPMENT
-
-
- MAY 96 - CENTEK creation for the "PHENIX" project.
- JUNE 96 - 110 "CENTurbo 1" assembled (20/40 MHz version).
- - "CENTram 14" designed (CTR14)
- - "DOLMEN" project started.
- JULY 96 - "CENTurbo 1 (CT1)" released.
- - "CTR14" released.
- - "CENTurbo II (CT2) Rev1" development.
- AUGUST 96 - Selling and installing the "CT1/CTR14"
- - 'GIGAFUN 96' atari show.
- - The CT2 development stopped.
- SEPTEMBER 96 - Successful tests for CPU/BUS at 25 MHz.
- - Successful tests for CPU/BUS at 30 MHz !!
- OCTOBER 96 - "CT1 Evolution 2 (CT1e2)" design at 25 MHz.
- - A group of 1700 people receive promotional surveys,
- used by CENTEK to study the market potential for the
- eventual PHENIX: 410 answers.
- NOVEMBER 96 - "CT2 Rev1" development starts again.
- - 110 "CT1e2" externally manufactured.
- - Fabrication of 2 "CT2 Rev1" prototypes in 6 CL5 layers.
- DECEMBER 96 - 'Salon des applications Atari' at Bercy (show).
- - Selecting the components for the PHENIX.
- - Selling the "CT1e2".
- - Presentation of the CT2 (not debugged).
- - CT2 is pre-ordered by 7 persons.
- - Debug the "CT2 Rev1".
- JANUARY 97 - "CT2 Rev1" working without FAST-Ram.
- - First presentation of the "CT2 Rev1" at a Belgium show
- with BUS accesses 25 MHz.
- FEBRUARY 97 - Moved into new office.
- - Debugging FAST-Ram CT2 with an ATARI TT controller.
- - Clock synchronization and stabilization.
- MARCH 97 - Trying to debug the FAST-Ram not even working
- at 16 MHz (even-though, same as in the TT).
- APRIL 97 - Communication tests between FPU & CPU at 50 MHz.
- - Abandon the FAST-Ram TT controller.
- - Studying a new controller.
- - Stock 90 of the new controller.
- - Interface design between CTRL and CT2.
- MAY 97 - Communication tests between DSP 50MHz and CPU 25MHz.
- - The CT2 development stopped.
- - "CT1e3" conception in CMS.
- - First contacts with MOTOROLA.
- - Looking for components distributors for the PHENIX.
- - Choosing components for the PHENIX.
- - Studying the COLDFIRE and seminary.
- - Studying the "Power PC 603/604".
- - Studying the 68040/68060.
- - Discovery of the lies many have said about the 040/060
- clocks.
- - Discovery of the BLITTER bug at 25 MHz!!
- The BLITTER now works at 25 MHz!
- - Assembling 110 "CT1e3" (automated).
- JUNE 97 - Public release of the "CT1e3".
- - Discovery of the DSP access timing bug in the ATARI
- GAL chips.
- - First series of "CT1e3" and "CT1e2" called back to fix
- the DSP access timing ATARI bug.
- - First updates for old CT1 cards.
- - Discovery of a bug in the SDMA transfers.
- - Stocking the first fifty 68030-33 for the CT2.
- JULY 97 - CT2 development starts again.
- - Design the new FAST-Ram controller daughter
- board for the CT2 Rev1.
- - Debug and test the FAST-Ram at 16 MHz.
- - Looking for the SDMA bug.
- AUGUST 97 - CT2 Demonstration at the 'GIGAFUN 97' show.
- SEPTEMBER 97 - FAST-RAM now 25 MHz with CPU at 25 MHz.
- - Work research for integrating LOGIC in
- chips, to reduce the "CT2 Rev2" size.
- - Advancements in the PHENIX creation.
- - PHENIX design moving forward.
- - First five "CT1" sales in Greece!
- OCTOBER 97 - Design of a chip (4000 logical gates (SYL)) for the
- "CT2 Rev2" integration.
- Integrate the 5 ATARI GALs in SYL, minus the bugs!
- - Stocking 104 SYL chips (ISP 10ns).
- - Stocking another 44 68030-33.
- - Stocking 120 OSC 50MHz and 120 36MHz.
- - One solution for the SDMA bug.
- NOVEMBER 97 - C.A.D of the CT2 Rev2 in 4 CL5 layers CL5.
- - CT2 PCB impressive reduction, from 2dm2 down to 1dm2.
- - Prototype Rev2 without FPU is built.
- - Prototype from internal assembly.
- - Debug and try the "CT2 Rev2".
- DECEMBER 97 - CT2 broken because of a bad operation.
- - 'Salon des Applications Atari' show at Bercy.
- "CT2 Rev2" (behind glass!) presentation.
- 17 people pre-ordered.
- - CT2 has been fixed.
- - SYL debugging for DSP access, FLASH and FPU.
- - Discovery of a bug in the COMBEL creating a
- BUS ERROR to the CPU.
- - Work research for a permanent 50 MHz CPU.
- - CT2 production stopped.
- - Selling CT1 in Germany, Austria and Switzerland!
- JANUARY 98 - CT2 PCB modification for the BUS ERROR.
- - New bug in SDMA access.
- - Design of the FLASH Boot.
- - Clock timing problems discovered.
- - Setting up the electronic for CPU at 50 MHz.
- - Power up the CT2 at 50 MHz but VIDEL bug.
- - Videl access timing modified. CT2 OK
- - Tests, measurements with CPU at 25/50.
- - Work research to speed the FAST-Ram access up to 50MHz
- - Automated assembly of the last 10 "CT1e3" :(
- - AUDIO card 16-Bit for the PHENIX is completed.
- FEBRUARY 98 - Stability tests of the CT2 clocks.
- - Power distribution tests.
- - FAST-Ram accesses at 50 MHz with 9 cycles (50MHz).
- - Modification in clock wiring.
- - Upload of the first code in the FLASH.
- - CT1e3 is out of stock. 340 CT1 are in service !
- MARCH 98 - SYL modification for the DATA buffers.
- - Working on the 030 BURST in 9,2,2,2 cycles.
- - VERY IMPORTANT discovery, about the TRUE SDMA
- transfer bug on the FALCON.
- - PCB and SYL modification.
- - Discover a bug in FLASH access.
- - Some "CT1"s came back for the SDMA patch.
- APRIL 98 - Design of a CENTEK FAST-Ram controller to reduce
- the access FAST from 9 down to 5 cycles at 50 MHz.
- - Modification of the HDisk/CD-rom CECILE driver
- for an optimum compatibility at 50 MHz.
- - Improvement from 9 to 7 cycles in FAST-Ram access.
- - Access optimization at 50 MHz for FPU and DSP.
- MAY 98 - Optimization in FAST-Ram access in 6 cycles 50 MHz.
- BURST in 6,2,2,2 cycles (32 Mo/s !).
- - CENTEK FAST-Ram controller completed.
- - Design the next revision 'B' of the CT2...
- - Full working model of the "CT2 Rev2" at 50 MHz
- presented at the 'TOS4YOU' Atari show in Germany.
- BOOT, DOLMEN presentation and very impressive tests of
- RUNNING and PAPYRUS on CT2.
- CT2 benches publicly released.
- - BOOT of the FLASH development completed.
- - First CT2 daughter board design:
- a DSP 56301 at 80MHz (80mips) board for PHENIX project
- testing.
- - Delivering some CT2 to the company 'CLASS4' for
- BETA-TESTS.
- - Final decision on the actual FAST-Ram controller.
- - E.D.A. of the "CT2 RevA" in 5 layers CL5.
- Added the FPU and HE10 slots for NO soldering on CT2.
- - Looking for the last components for the CT2 production.
- - Looking for a heat-dissipater for the CPU (CLASS4 bug-report)
- - Work research for "CENT30" CT2 based: mini motherboard for
- professional embeded applications.
- JUNE 98 - CT2 demonstration to 25 persons by the C.I.A club
- (Moucron, Belgium)
- - Quick PCB fabrication (4 days) of the "CT2 RevA".
- - Assembling and testing.
- - CT2 photo shoot for media and WEBsite promotions.
- - Confirmed the production of the first batch of CT2 (92
- made).
- - The "PHENIX 040/060" project fully starts.
- - 2 new partners in CENTEK to speedup the PHENIX project.
- - Released on the INTERNET the PHENIX specification file 1.0.
- along with the different configurations offered.
- JULY 98 - First "CT2 RevA" deliveries to distributors!
- - First photo advertisements in magazines 'DREAM'
- and 'STRATOS'.
-
- OCTOBER 98 - Sales of the last 18 CT2A in Germany at the Atari Messe.
- - Hardware bug on SERIAL port fixed !
- - Hardware bug on FPU transferts fixed !
- - Updates for customers who have those problems.
- NOVEMBER 98 - Design and tests of the Centek's EDO DRAM controller.
- - Design of the new CT2 Rev B.
- - Lower cost and higher performances !
- DECEMBER 98 - First production of the Rev B (prototype confirmation).
-
- JANUARY 99 - Launching the production of 100 CT2 B.
- FEBRUARY 99 - Start of the sales.
-
-
- And CENTEK's adventure continues...
-
- Thanks to all of you who supported us through this development, which actually
- took 2 years to achieve. (but unfortunately had many bumps).
-
- Rodolphe Czuba
- Hardware Development Director.
-