TYAN COMPUTER CORPORATION S1342 (REV. 1.6) Data Bus 32-bit VESA Local Bus Card Size Three-quarter length, Half-height card Hard Drives supported Four IDE (AT) drives Floppy drives supported Two 360KB, 720KB, 1.2MB, or 1.44MB drives [Image] CONNECTIONS Function Location Function Location 34-pin cable CN1 9-pin serial port 1 - CN6 connector - floppy external drive 1 25-pin parallel port CN2 40-pin secondary CN7 - external IDE(AT) connector 40-pin primary CN3 4-pin connector - CN8 IDE(AT) connector secondary drive active LED 4-pin connector - CN4 34-pin cable CN9 primary connector - floppy drive 2 drive active LED 10-pin serial port 2 CN5 16-pin game port - CN10 - internal internal USER CONFIGURABLE SETTINGS Function Label Position » I/O Channel Ready signal disabled J7 Open I/O Channel Ready signal enabled J7 Closed » Floppy drive enabled J8 Pins 2 & 3 closed Floppy drive disabled J8 Pins 1 & 2 closed » Floppy drive normal compatible mode J16 Pins 2 & 3 closed Floppy drive enhanced mode J16 Pins 1 & 2 closed » VL IDE enabled J17 Pins 2 & 3 closed VL IDE disabled J17 Pins 1 & 2 closed » Floppy drive port address is 3F0-3F7h J26 Pins 2 & 3 closed Floppy drive port address is 370-377h J26 Pins 1 & 2 closed » Game Port enabled J37 Closed Game Port disabled J37 Open FLOPPY DRIVE CHANNEL SELECTION Function J4 J5 J6 » Primary channel, two Open Open Open floppy-drives enable Two channel, four floppy Closed Closed Closed drives enabled Note: Four floppy drive support is mutually exclusive with the parallel port special features. PARALLEL PORT ADDRESS SELECTION Setting J9 J27 » LPT1 Pins 2 & 3 closed Pins 2 & 3 closed LPT2 Pins 2 & 3 closed Pins 1 & 2 closed LPT3 Pins 1 & 2 closed Pins 1 & 2 closed Disabled Pins 1 & 2 closed Pins 2 & 3 closed SERIAL PORT 1 ADDRESS SELECTION Setting J10 J11 » COM1 Pins 2 & 3 closed Pins 2 & 3 closed COM2 Pins 2 & 3 closed Pins 1 & 2 closed COM3 Pins 1 & 2 closed Pins 2 & 3 closed Disabled Pins 1 & 2 closed Pins 1 & 2 closed SERIAL PORT 2 ADDRESS SELECTION Setting J12 J13 COM1 Pins 2 & 3 closed Pins 1 & 2 closed » COM2 Pins 2 & 3 closed Pins 2 & 3 closed COM4 Pins 1 & 2 closed Pins 2 & 3 closed Disabled Pins 1 & 2 closed Pins 1 & 2 closed HARD DRIVE PORT ADDRESS SELECTION Setting J18 J19 Primary & Secondary IDE Pins 1 & 2 closed Pins 2 & 3 closed active » Primary IDE address is Pins 2 & 3 closed Pins 2 & 3 closed 1F0h Primary IDE address is Pins 2 & 3 closed Pins 1 & 2 closed 170h HARD DRIVE WAIT STATE SELECTION Address J20 J21 J22 VL Bus speed Pins 1 & 2 Pins 2 & 3 Pins 1 & 2 <33MHz closed closed closed VL Bus speed Pins 2 & 3 Pins 1 & 2 Pins 2 & 3 >33MHz closed closed closed » Any VL Bus speed Pins 2 & 3 Pins 2 & 3 Pins 2 & 3 closed closed closed PARALLEL PORT MODE SELECTION Setting J28 J29 Enhanced Parallel Port Pins 1 & 2 closed Pins 2 & 3 closed (EPP) Extended Capacity Port Pins 2 & 3 closed Pins 1 & 2 closed (ECP) ECP & EPP Pins 1 & 2 closed Pins 1 & 2 closed » Standard Pins 2 & 3 closed Pins 2 & 3 closed SERIAL PORT INTERRUPT SELECTION Port 1 Port 2 J32 J33 J34 J35 IRQ4 IRQ3 Open Closed Closed Open IRQ4 none Open Closed Open Open none IRQ3 Open Open Closed Open IRQ3 IRQ4 Open J33/pin1 to Open J34/pin1 J33/pin2 to J34/pin2 IRQ5 IRQ3 Open J33/pin1 to Open J34/pin1 no IRQ4 Open J33/pin2 to Open IRQ3 J34/pin2 IRQ5 IRQ3 Open Closed J34/pin2 to J35/pin2 IRQ5 no Open Open J34/pin2 to IRQ3 J35/pin2 IRQ4 IRQ5 J32/pin2 to Closed Open J33/pin2 no IRQ5 J32/pin2 to Open Open IRQ4 J33/pin2 PARALLEL PORT INTERRUPT SELECTION IRQ J35 J36 » Parallel port interrupt Open Closed is IRQ7 Parallel port interrupt Closed Open is IRQ5 Disabled Open Open DMA CHANNEL SELECTION Setting J38 J39 J40 J41 J42 1 Closed Open Open Closed Closed 3 Closed Closed Closed Open Open » Disabled Open Open Open Open Open