DECISION COMPUTER INTERNATIONAL CO., LTD. PCCOM 16-BIT ISA 4-PORT RS-232 Card Type Serial Chipset GoldStar I/O Options Serial port Data Bus 16-bit ISA [Image] CONNECTIONS Function Label Serial ports via DB-37 port J1 Note:Standard DB-25 serial ports are provided on an included adapter cable. USER CONFIGURABLE SETTINGS Setting Label Position » Port 1 enabled JP1/H Open Port 1 disabled JP1/H Closed » Port 2 enabled JP2/H Open Port 2 disabled JP2/H Closed » Port 3 enabled JP3/H Open Port 3 disabled JP3/H Closed » Port 4 enabled JP4/H Open Port 4 disabled JP4/H Closed » Interrupt vector enabled JP5/K Closed Interrupt vector disabled JP5/K Open » Trigger interrupt on low signal JP9 Open Trigger interrupt on high signal JP9 Closed PORT ADDRESSES Setting JP1/A JP1/B JP1/C JP1/D JP1/E JP1/F JP1/G 000h Closed Closed Closed Closed Closed Closed Closed 008h Closed Closed Closed Closed Closed Closed Open 010h Closed Closed Closed Closed Closed Open Closed 018h Closed Closed Closed Closed Closed Open Open 020h Closed Closed Closed Closed Open Closed Closed » 2A0h Open Closed Open Closed Open Closed Closed (port 1) » 2A8h Open Closed Open Closed Open Closed Open (port 2) » 2B0h Open Closed Open Closed Open Open Closed (port 3) » 2B8h Open Closed Open Closed Open Open Open (port 4) 3D8h Open Open Open Open Closed Open Open 3E0h Open Open Open Open Open Closed Closed 3E8h Open Open Open Open Open Closed Open 3F0h Open Open Open Open Open Open Closed 3F8h Open Open Open Open Open Open Open Note:JP1 sets the address for port 1. The settings for JP2 through JP4 are identical and set the addresses for ports 2 through 4, respectively. A total of 128 base address settings are available. The jumpers are a binary representation of the decimal memory addresses. JP1/A is the Most Significant Bit and jumper JP1/G is the Least Significant Bit. The jumpers have the following decimal values: JP1/A=512, JP1/B=256, JP1/C=128, JP1/D=64, JP1/E=32, JP1/F=16, JP1/G=8. Open the jumpers and add the values of the jumpers that are open to obtain the correct memory address. (Open=1, Closed=0) INTERRUPT VECTOR Setting JP5/A JP5/B JP5/C JP5/D JP5/E 000h Closed Closed Closed Closed Closed 001h Closed Closed Closed Closed Closed 002h Closed Closed Closed Closed Closed 003h Closed Closed Closed Closed Closed 004h Closed Closed Closed Closed Closed » 2BFh Open Closed Open Closed Open 3FBh Open Open Open Open Open 3FCh Open Open Open Open Open 3FDh Open Open Open Open Open 3FEh Open Open Open Open Open 3FFh Open Open Open Open Open INTERRUPT VECTOR (CON’T) Setting JP5/F JP5/G JP5/H JP5/I JP5/J 000h Closed Closed Closed Closed Closed 001h Closed Closed Closed Closed Open 002h Closed Closed Closed Open Closed 003h Closed Closed Closed Open Open 004h Closed Closed Open Closed Closed » 2BFh Open Open Open Open Open 3FBh Open Open Closed Open Open 3FCh Open Open Open Closed Closed 3FDh Open Open Open Closed Open 3FEh Open Open Open Open Closed 3FFh Open Open Open Open Open Note:A total of 1024 vector address settings are available. The jumpers are a binary representation of the decimal memory addresses. JP5/A is the Most Significant Bit and jumper JP5/J is the Least Significant Bit. The jumpers have the following decimal values: JP5/A=512, JP5/B=256, JP5/C=128, JP5/D=64, JP5/E=32, JP5/F=16, JP5/G=8, JP5/H=4, JP5/I=2, JP5/J=1. Open the jumpers and add the values of the jumpers that are open to obtain the correct address. (Open=1, Closed=0) INTERRUPT SELECTION Setting JP6CH1/A JP6CH1/B JP6CH1/C JP6CH1/D JP6CH1/E IR/FONT> Open Open Open Open Open IRQ3 Open Open Open Open Open IRQ4 Open Open Open Open Open » IRQ5 Open Open Open Open Open IRQ7 Open Open Open Open Open IRQ10 Open Open Open Open Closed IRQ11 Open Open Open Closed Open IRQ12 Open Open Closed Open Open IRQ14 Open Closed Open Open Open IRQ15 Closed Open Open Open Open INTERRUPT SELECTION (CON’T) Setting JP6CH1/F JP6CH1/G JP6CH1/H JP6CH1/I JP6CH1/J IR/FONT> Open Open Open Open Closed IRQ3 Open Open Open Closed Open IRQ4 Open Open Closed Open Open » IRQ5 Open Closed Open Open Open IRQ7 Closed Open Open Open Open IRQ10 Open Open Open Open Open IRQ11 Open Open Open Open Open IRQ12 Open Open Open Open Open IRQ14 Open Open Open Open Open IRQ15 Open Open Open Open Open Note:JP6CH1 sets the address for port 1. The settings for JP6CH2 through JP6CH4 are identical and set the addresses for ports 2 through 4, respectively. INTERRUPT ENABLE Setting JP7/A JP7/B JP7/C JP7/D JP7/E IR/FONT> Open Open Open Open Open IRQ3 Open Open Open Open Open IRQ4 Open Open Open Open Open » IRQ5 Open Open Open Open Open IRQ7 Open Open Open Open Open IRQ10 Open Open Open Open Closed IRQ11 Open Open Open Closed Open IRQ12 Open Open Closed Open Open IRQ14 Open Closed Open Open Open IRQ15 Closed Open Open Open Open INTERRUPT ENABLE (CON’T) Setting JP7/F JP7/G JP7/H JP7/I JP7/J IR/FONT> Open Open Open Open Closed IRQ3 Open Open Open Closed Open IRQ4 Open Open Closed Open Open » IRQ5 Open Closed Open Open Open IRQ7 Closed Open Open Open Open IRQ10 Open Open Open Open Open IRQ11 Open Open Open Open Open IRQ12 Open Open Open Open Open IRQ14 Open Open Open Open Open IRQ15 Open Open Open Open Open Note:Jumpers on JP7 should be set to match all the interrupts selected with jumpers JP6CH1 through JP6CH4. If multiple boards are installed and on the same interrupt, only the first board should have JP7 set. Additional boards should have JP7 left open. BUS SPEED Setting JP8/A JP8/B JP8/C JP8/D 8MHz or Closed Open Open Open slower 12MHz or Open Closed Open Open slower 25MHz or Open Open Closed Open slower 33MHz or Open Open Open Closed faster