DATA TECHNOLOGY CORPORATION
DTC2270 (90010-89B)
| 
 
  | |
| 
 Data bus:  | 
 32-bit, VL-bus  | 
| 
 Size:  | 
 Three/quarter-length, full-height card  | 
| 
 Hard drive supported:  | 
 Two IDE (AT) Interface drives  | 
| 
 Floppy drives supported:  | 
 Two 360KB, 720KB, 1.2MB, or 1.44MB drives  | 
| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 25-pin parallel port (LPT1/2/3) - external  | 
 J1  | 
| 
 10-pin serial port 1 (COM1/3/4) - external  | 
 J2  | 
| 
 10-pin serial port 2 (COM1/2/4) - internal  | 
 J3  | 
| 
 15-pin game port - internal  | 
 J4  | 
| 
 34-pin control cable connector-floppy drive  | 
 J5  | 
| 
 40-pin AT Interface (IDE) connector  | 
 J6  | 
| 
 4-pin connector-Drive active LED  | 
 J7  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| » | 
 Parallel Port (J1) uses IRQ7  | 
 W1  | 
 pins 1 & 2 closed  | 
| 
 Parallel Port (J1) uses IRQ5  | 
 W1  | 
 pins 2 & 3 closed  | |
| » | 
 Floppy drive enabled  | 
 W3/jumper 7  | 
 open  | 
| 
 Floppy drive disabled  | 
 W3/jumper 7  | 
 closed  | |
| 
 SERIAL PORTS INTERRUPT REQUEST CONFIGURATION - W2  | |||
| 
 
  | |||
| 
 IRQ  | 
 Location  | 
 Setting  | |
| » | 
 Serial Port 1 (J2) uses IRQ4  | 
 W2  | 
 pins 1 & 3 closed  | 
| 
 Serial Port 2 (J3) uses IRQ3  | 
 pins 2 & 4 closed  | ||
| 
 Serial Port 1 (J2) uses IRQ3  | 
 W2  | 
 pins 1 & 2 closed  | |
| 
 Serial Port 2 (J3) uses IRQ4  | 
 pins 3 & 4 closed  | ||
| 
 SERIAL PORT 2 (J3) CONFIGURATION  | |||
| 
 COM  | 
 W3/jumper 1  | 
 W3/jumper 2  | |
| 
 COM1 (3F8h)  | 
 open  | 
 closed  | |
| » | 
 COM2 (2F8h)  | 
 open  | 
 open  | 
| 
 COM4 (238h)  | 
 closed  | 
 open  | |
| 
 Disabled  | 
 closed  | 
 closed  | |
| 
 PARALLEL PORT (J1) CONFIGURATION  | |||
| 
 LPT  | 
 W3/jumper 3  | 
 W3/jumper 4  | |
| » | 
 LPT1 (378h)  | 
 open  | 
 closed  | 
| 
 LPT2 (278h)  | 
 open  | 
 open  | |
| 
 LPT3 (3BCh)  | 
 closed  | 
 open  | |
| 
 Disabled  | 
 closed  | 
 closed  | |
| 
 SERIAL PORT 1 (J2) CONFIGURATION  | |||
| 
 COM  | 
 W3/jumper 5  | 
 W3/jumper 6  | |
| » | 
 COM1 (3F8h)  | 
 open  | 
 open  | 
| 
 COM2 (2F8h)  | 
 closed  | 
 open  | |
| 
 COM3 (338h)  | 
 open  | 
 closed  | |
| 
 Disabled  | 
 closed  | 
 closed  | |
| 
 DRIVE TRANSFER RATE CONFIGURATION - 33MHZ/66I MHZ MOTHERBOARDS  | ||||||
| 
 Rate  | 
 W4/1  | 
 W4/2  | 
 W4/3  | 
 W4/4  | 
 W4/5  | |
| 
 8.3Mb/sec  | 
 open  | 
 open  | 
 open  | 
 open  | 
 open  | |
| 
 7.3Mb/sec  | 
 open  | 
 open  | 
 open  | 
 closed  | 
 closed  | |
| 
 6.6Mb/sec  | 
 open  | 
 open  | 
 closed  | 
 open  | 
 open  | |
| 
 6.1Mb/sec  | 
 open  | 
 open  | 
 closed  | 
 open  | 
 closed  | |
| 
 5.5Mb/sec  | 
 open  | 
 open  | 
 closed  | 
 closed  | 
 open  | |
| 
 5.1Mb/sec  | 
 open  | 
 open  | 
 closed  | 
 closed  | 
 closed  | |
| 
 4.8Mb/sec  | 
 open  | 
 closed  | 
 open  | 
 open  | 
 open  | |
| 
 4.4Mb/sec  | 
 open  | 
 closed  | 
 open  | 
 open  | 
 closed  | |
| 
 4.1Mb/sec  | 
 open  | 
 closed  | 
 open  | 
 closed  | 
 open  | |
| » | 
 3.9Mb/sec  | 
 open  | 
 closed  | 
 open  | 
 closed  | 
 closed  | 
| 
 3.7Mb/sec  | 
 open  | 
 closed  | 
 closed  | 
 open  | 
 open  | |
| 
 3.5Mb/sec  | 
 open  | 
 closed  | 
 closed  | 
 open  | 
 closed  | |
| 
 3.3Mb/sec  | 
 open  | 
 closed  | 
 closed  | 
 closed  | 
 open  | |
| 
 DRIVE TRANSFER RATE CONFIGURATION - 20, 25, 40 AND 50MHZ MOTHERBOARDS  | |||||
| 
 Rate  | 
 W4/1  | 
 W4/2  | 
 W4/3  | 
 W4/4  | 
 W4/5  | 
| 
 7.1Mb/sec  | 
 closed  | 
 open  | 
 open  | 
 open  | 
 open  | 
| 
 6.3Mb/sec  | 
 closed  | 
 open  | 
 open  | 
 closed  | 
 closed  | 
| 
 5.6Mb/sec  | 
 closed  | 
 open  | 
 closed  | 
 open  | 
 open  | 
| 
 5.0Mb/sec  | 
 closed  | 
 open  | 
 closed  | 
 open  | 
 closed  | 
| 
 4.5Mb/sec  | 
 closed  | 
 open  | 
 closed  | 
 closed  | 
 open  | 
| 
 4.2Mb/sec  | 
 closed  | 
 open  | 
 closed  | 
 closed  | 
 closed  | 
| 
 3.8Mb/sec  | 
 closed  | 
 closed  | 
 open  | 
 open  | 
 open  | 
| 
 3.6Mb/sec  | 
 closed  | 
 closed  | 
 open  | 
 open  | 
 closed  | 
| 
 3.3Mb/sec  | 
 closed  | 
 closed  | 
 open  | 
 closed  | 
 open  |