Topic       : Chips 'n Chips
Author      : Michael Ruge
Version     : chips_x.hyp (01/05/2001)
Subject     : Dokumentation/Hardware
Nodes       : 1505
Index Size  : 35662
HCP-Version : 3
Compiled on : Atari
@charset    : atarist
@lang       : 
@default    : 
@help       : 
@options    : -i -s +zz -t4
@width      : 75
View Ref-File

   Ersatzteil-Teilebezeichnung und das Blockdiagramm

   C300740-002   = Top Case MegaSTE (C301562-003 = Bottom Case MegaSTE)
   C301564-001   = PCB MegaSTE Revision 4.1 (mit externem Blitterchip)
   C302017-001   = Sram 8K*8 85ns (HM6265L-70) (U4 + U5)
   C301846-001   = CTram 8K*8 35ns (MK48S74N-25 oder DT7174) (U8 + U9)
   C398778-001   = 68000 CPU PLCC 16Mhz (U7)
   C301903-001   = PAL Chip für 68881 FPU (UB01)
   C026028-002   = WD1772 FDD Controller (U405)
   C101718-001   = MC 68881 PLCC Coprozessor 16Mhz (UB2)
   C070665       = IC MC 3486 Quad RS-422/RS-423 Line Receiver (UA06B)
   C301899-001   = PAL16R4  (SCC-Chip) (UA3)
   C301901-001   = PAL20L8  (Bussteuerung) (UA2)
   C301903-001   = PAL16L8  (FPU Chipselect) (UB1)
   C301904-001   = GAL22V10 (Bussteuerung) (U6)
   C301905-001   = PAL16L8  (Cache) (U12)
   C301906-001   = GAL22V10 (Bussteuerung) (U3)
   C301907-001   = PAL16R4B (Cache) (U2)
   C301908-001   = PAL16L8A (VME BUS) (U904)
   C301900-002   = PAL16L8  (C301900-001) (VME BUS) (U903)
   C301909-001   = PAL20L8  (Blitter-Chip) (U407)
   C301898-001   = GAL22V10 (U11)
   YM2149        = Soundchip YM2149 (U305)
   C398058-001   = LMC1992 PCM Soundchip (U608)
   C398106-001   = MC68901 MFP-Chip PLCC (U306)
   C398109-001   = Z85C30 SCC-Chip (UA4)
   C398789-001A  = DMA-Chip DIL-Version (C398739-001A) (U404)
   C100117       = MC 
MC1377 - NTSC/PAL Encoder

The 1377 encoder is used in the system to convert baseband 
RGB and sync signals into a composite TV-Signal.

 RGB nach PAL/NTSC-Konverter (U503)
   C101643-001   = Blitter-Chip (U205)
   C300589-001   = GST-MCU/GLUE (U501)
   C302183-001   = COMBO-Chip (MCU/GLUE/BLITTER) (U501)
   C301224-001   = TT-SCU, identisch C301705 (U801)
   C301712-001   = GST-Shifter (U502)
   C300588-001   = GST-Shifter ohne DMA-Sound-Probleme, (U502)
                   (c) ATARI 1988 -19 S9018AX
   C025987       = GD75189 (1489) RS-232 Receiver
   C025986       = GD75188 (1488) RS-232 Transmitter
   68901 MFP     = MFP-Chip 44Pin PLCC-Ausführung (U306)
   ST68B50       = 68B50 ACIA, B-Version für 2 MHz im MegaSTE (U303 + U304)
   MC68B50       = 68B50 ACIA, B-Version für 2 MHz im MegaSTE (U303 + U304)
   Z8530         = Z85C30 SCC-Chip (Modem2 und LAN, Fa. Zilog) (UA4)
   CA400732-005  = Keyboard Germany
   MC68000FN12   = CPU 68000 mit 12 MHz (von Motorola auf 16MHz geprüft)
   ST68000       = CPU 68000 mit 16 MHz (U007)
   WD1772-PH00-00= Western Digital Floppycontroller WD1772, DD-fähig
   WD1772-PH00-02= Western Digital Floppycontroller WD1772, DD-fähig
   WD1772-PH02-02= Western Digital Floppycontroller WD1772, DD-fähig
   VL1772-02PC   = VLSI Floppycontroller (kompatibler WD1772), DD-fähig
                   (Platinenbezeichnung für alle, U405)
   C301370-001   = Seagate ST157N Harddiskdrive (48MB, 28ms)
                   6 Heads, 615 Cylinder, Autopark
   C302044-001   = Maxtor CS7080S Harddiskdrive (80.7MB, 27ms) Auto-
                   park (4 Heads, 1166 Cylinder, 36 Sectors pro Track,
                   32 KB Cache, 17ms)
                 = Maxtor CS7120S Harddiskdrive (130.4MB, 15ms)
                   Autopark
                 = NEC D3856 Harddiskdrive (105MB, 19ms) Autopark
                   (4 Heads, 1251 Cylinder, 41 Sectors pro Track)

                   Die Pinbelegung der SIMM Module

     weiterblättern
     Kapitel MEGASTE Computer (altes Board), Seite 1