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**M6117          386SX Single Chip PC                              <97
***Notes:...
***Info:...
***Versions:...
***Features:
o   Static Intel 386SX compatible Core 
    - Operating Power Supply  5.0V 
    - Operating frequency 25Mhz to 40Mhz 
o   Memory Controller
    - Supports EDO DRAM 
    - Supports on board memory size up to 16M bytes for 386SX or 64M 
      bytes upgrade system using 256K, 512K, 1M, 4M or 16M SIMMs 
    - Supports up to 4-bank DRAM interface 
    - Page interleave DRAM access for FP mode 
    - Programmable shadow RAM from A to B segment in 128K byte and C 
      to F segment in 32K byte unit 
    - Provides "RAS only" refresh or "CAS before RAS” refresh types 
    - Parity generation and checking 
o   Peripheral Interface 
    - Includes 2 cascaded 8237 DMA controllers 
    - Includes 1 74612 memory mapper 
    - Includes 2 cascaded 8259 interrupt controllers 
    - Includes 1 8254 programming counter 
o   ISA Interface
    - Executes cycles for requests from CPU, DMA and ISA bus master 
    - Assembles or de-assembles data for multiple bus cycle or 
      unmatched data width 
    - Generates refresh signals to ISA slots during DRAM refresh 
      cycles 
o   Built-in RTC 
    - Internal Real Time Clock that provides 128 byte CMOS RAM 
o   Programmable 2 channels chip select 
    - Provide chip select for memory  or I/O device without external 
      address decode random logic 
o   Built-In PS2/AT Keyboard Controller
    - Internal PS2/AT keyboard controller and mouse 
o   PMU interface 
    - Supports CPU SMM mode, SMI feature 
    - Supports APM control 
    - Provides External Suspend mode switch 
    - Provides four (4) system states for power saving (On, Doze, 
      Standby, Suspend) 
    - Supports RTC alarm wake up control 
o   Expandable GPI/O signals
    - Provides sixteen External power control input and output signals 
    - Provides sixteen independent pin for general purpose input and 
      output signals 
o   Watchdog timer 
    - When timer times out , a system reset or NMI or IRQ happens 
o   IDE interface
    - Provides a decoder for external IDE connection
o   Packaging 
    - 208-pin PQFP package

**
**Support Chips:
**M1535/D        South Bridge                                        ?...
**
**May not exist:...
**Later Chipsets:...
**Other:...
*AMD . . . . . . . [no datasheets, some info]...
*Chips & Technologies...
*Contaq  . . . . . [no datasheets, some info]...
*Efar Microsystems [no datasheets, some info]...
*ETEQ...
*Faraday...
*Forex . . . . . . [List only, no datasheets found]...
*Intel...
**?????  (Profusion)    c:99
Chips:         
Memory Access Controller (MAC)  
Data Interface Buffer (DIB)
CPUs:          8x P-III Xeon Oct
DRAM Types:    SDRAM PC100 2-way Interleave dual channel
Max Mem:       32GB
ECC/Parity:    ECC
AGP speed:     N/A
Bus Speed:     100
PCI Clock/Bus: 1/3 PCI-66/64



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*TI (Texas Instruments)...
**SN74LS610/2 IBM AT: SN74LS610, SN74LS612 Memory Mappers          <84
***Notes:...
***Info:...
***Versions:...
***Features:...
**TACT82000   3-Chip 286 [no datasheet]                            c89...
**TACT82411   Snake  Single-Chip AT Controller                     c90...
**TACT82S411  Snake+ Single-Chip AT Controller [no datasheet]      c91...
**TACT83000   AT 'Tiger' Chip Set (386)                            c89...
**TACT84500   AT Chip Set (486, EISA) [no datasheet, some info]    c91...
**Other:...
*UMC...
*Unresearched:...
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*General Sources:...