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1.
th99
CONTROL CONCEPTS, INC. 16-BIT SCSI, IDE, FLOPPY, SERIAL & PARALLEL COMBINATION BOARD (VERSION 2)
Data bus:16-bit, ISA
Size:Three-quarter-length, full-height card
Hard drive supported:IDE (AT) Interface drive, SCSI drives (2)
Floppy drives supported:Two 360KB, 720KB, 1.2MB, 1.44MB, or 2.88 drives

CONNECTIONS
FunctionLocation
Floppy drive interface 1CN1
Floppy drive interface 2CN2
Serial port 4CN3
Serial port 3CN4
Serial port 2CN5
Serial port 1CN6
Parallel port 1CN7
IDE interfaceCN8
Parallel port 2CN9
SCSI interfaceCN10
SCSI interface 2CN11
USER CONFIGURABLE SETTINGS
FunctionLocationSetting
»2.88MB Floppy drive mode disabledJB1/AOpen
  2.88MB Floppy drive mode enabled (w/pin 33 as 2nd enable line)JB1/APins 2 & 3
  2.88MB Floppy drive mode enabled (standard enabling)JB1/APins 1 & 2
»Factory configured - do not alterJB3/AN/A
»Factory configured - do not alterJB3/BN/A
»Factory configured - do not alterJB3/CN/A
»Factory configured - do not alterJB3/DN/A
»No termination power to external SCSI interfaceJB6/AOpen
  5V termination power to external SCSI interfaceJB6/AClosed
»Factory configured - do not alterJB6/DN/A
»I/O Address 330h - 33FhJB6/EOpen
  I/O Address 230h - 23FhJB6/EClosed
»SCSI protocol asynchronousJB6/FOpen
  SCSI protocol synchronousJB6/FClosed
»SCSI device ID 7JB6/GOpen
  SCSI device ID 6JB6/GClosed
»SCSI parity enabledJB6/HOpen
  SCSI parity disabledJB6/HClosed
»Factory configured - do not alterJB6/KN/A
»ROM enabledJB6/LClosed
  ROM disabledJB6/LOpen
»Factory configured - do not alterJB6/MN/A
»Zero wait state disabledJB6/NOpen
  Zero wait state enabledJB6/NClosed
»Factory configured - do not alterJB/7N/A
IDE CONFIGURATION
SettingJB1/BJB1/C
»IDE interface enabled (address 1F0h - 1F7h)Pins 2 & 3 closedPins 1 & 2 closed
  IDE interface enabled (address 170h - 177h)Pins 1 & 2 closedPins 1 & 2 closed
  IDE interface disabledPins 2 & 3 closedPins 2 & 3 closed
  Reserved for future usePins 1 & 2 closedPins 1 & 2 closed
FLOPPY DRIVE CONFIGURATION
SettingJB1/DJB1/E
»Floppy drive interface enabled (address 3F0h - 3F7h)Pins 2 & 3 closedPins 1 & 2 closed
  Floppy drive interface enabled (address 370h - 377h)Pins 1 & 2 closedPins 1 & 2 closed
  Floppy drive interface disabledPins 2 & 3 closedPins 2 & 3 closed
  Reserved for future usePins 1 & 2 closedPins 2 & 3 closed
PRIMARY PARALLEL PORT CONFIGURATION
SettingJB1/FJB1/G
»Unidirectional mode enabledPins 2 & 3 closedPins 2 & 3 closed
  Bi-directional mode enabledPins 1 & 2 closedPins 2 & 3 closed
  Reserved for future usePins 2 & 3 closedPins 1 & 2 closed
  Reserved for future usePins 1 & 2 closedPins 1 & 2 closed
PRIMARY PARALLEL PORT ADDRESS SELECT
LPTJB1/HJB1/I
»1Pins 2 & 3 closedPins 1 & 2 closed
  2Pins 1 & 2 closedPins 1 & 2 closed
  3Pins 1 & 2 closedPins 2 & 3 closed
  DisabledPins 2 & 3 closedPins 2 & 3 closed
PRIMARY PARALLEL PORT INTERRUPT SELECT
IRQJB4/E
»IRQ7Pins 1 & 2 closed
  IRQ5Pins 2 & 3 closed
SECOND PARALLEL PORT CONFIGURATION
SettingJB2/AJB2/B
»Unidirectional mode enabledPins 2 & 3 closedPins 2 & 3 closed
  Bi-directional mode enabledPins 1 & 2 closedPins 2 & 3 closed
  Reserved for future usePins 2 & 3 closedPins 1 & 2 closed
  Reserved for future usePins 1 & 2 closedPins 1 & 2 closed
SECOND PARALLEL PORT ADDRESS SELECT
LPTJB2/CJB2/D
»LPT2Pins 1 & 2 closedPins 1 & 2 closed
  LPT1Pins 2 & 3 closedPins 1 & 2 closed
  LPT3Pins 1 & 2 closedPins 2 & 3 closed
  DisabledPins 2 & 3 closedPins 2 & 3 closed
SECOND PARALLEL PORT INTERRUPT SELECT
IRQJB4/F
»IRQ5Pins 2 & 3 closed
  IRQ7Pins 1 & 2 closed
PRIMARY SERIAL PORT ADDRESS SELECT
Port 1 (CN6)JB1/LJB1/M
»COM1Pins 1 & 2 closedPins 1 & 2 closed
  COM2Pins 2 & 3 closedPins 1 & 2 closed
  COM3Pins 1 & 2 closedPins 2 & 3 closed
  DisabledPins 2 & 3 closedPins 2 & 3 closed
PRIMARY SERIAL PORT INTERRUPT SELECT
IRQJB4/A
»IRQ4Pins 1 & 2 closed
  IRQ3Pins 2 & 3 closed
SECOND SERIAL PORT ADDRESS SELECT
Port 2 (CN5)JB1/JJB1/K
»COM2Pins 1 & 2 closedPins 1 & 2 closed
  COM1Pins 2 & 3 closedPins 1 & 2 closed
  COM4Pins 1 & 2 closedPins 2 & 3 closed
  DisabledPins 2 & 3 closedPins 2 & 3 closed
SECOND SERIAL PORT INTERRUPT SELECT
IRQJB4/B
»IRQ3Pins 2 & 3 closed
  IRQ4Pins 1 & 2 closed
THIRD SERIAL PORT ADDRESS SELECT
Port 3 (CN4)JB2/GJB2/H
»COM3Pins 1 & 2 closedPins 2 & 3 closed
  COM1Pins 1 & 2 closedPins 1 & 2 closed
  COM2Pins 2 & 3 closedPins 1 & 2 closed
  DisabledPins 2 & 3 closedPins 2 & 3 closed
THIRD SERIAL PORT INTERRUPT SELECT
IRQJB4/C
»IRQ4Pins 1 & 2 closed
  IRQ3Pins 2 & 3 closed
FOURTH SERIAL PORT ADDRESS SELECT
Port 4 (CN3)JB2/EJB2/F
»COM4Pins 1 & 2 closedPins 2 & 3 closed
  COM1Pins 2 & 3 closedPins 1 & 2 closed
  COM2Pins 1 & 2 closedPins 1 & 2 closed
  DisabledPins 2 & 3 closedPins 2 & 3 closed
FOURTH SERIAL PORT INTERRUPT SELECT
IRQJB4/D
»IRQ3Pins 2 & 3 closed
  IRQ4Pins 1 & 2 closed
INTERRUPT SELECT
IRQJB6/IJB6/JJB3/EJB3/FJB3/GJB3/H
IRQ11OpenOpenOpenOpenClosedOpen
IRQ10ClosedOpenOpenOpenOpenClosed
IRQ12ClosedClosedOpenClosedOpenOpen
IRQ15OpenClosedClosedOpenOpenOpen
BASE MEMORY ADDRESS SELECT
AddressJB6/BJB6/C
»C8000hOpenOpen
  CC000hOpenClosed
  D8000hClosedOpen
  DC000hClosedClosed
LED SOURCE CONFIGURATION
SettingJB5
»LED functions with IDE activityPins 2 & 3 closed
  LED functions with SCSI activityPins 1 & 2 closed
  LED funtions with both IDE and SCSI activityPins 4 & 5 closed
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timestamp 2026-08-09 10:37:40