DIGI INTERNATIONAL, INC. PC/8 Card Type Serial card Chip Set Unidentified Maximum Onboard Memory Unidentified I/O Options Serial ports (8 RS-232), Hard Drives supported None Floppy drives supported None Data Bus 8-bit ISA Card Size Full-length [Image] CONNECTIONS Function Label Function Label 78-pin cable connector CN1 Daisy chain cable P2 connector Daisy chain cable P1 connector Note: Pins 2 & 3 of connectors P1 & P2 are closed when in single board configuration. USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not alter DS1/8 On » Factory configured - do not alter DS1/9 On Interrupt status register enabled DS1/10 On Interrupt status register disabled DS1/10 Off PORT ENABLING SELECTION Port Label Position Port 1 enabled DS2/8 On Port 1 disabled DS2/8 Off Port 2 enabled DS3/8 On Port 2 disabled DS3/8 Off Port 3 enabled DS4/8 On Port 3 disabled DS4/8 Off Port 4 enabled DS5/8 On Port 4 disabled DS5/8 Off Port 5 enabled DS6/8 On Port 5 disabled DS6/8 Off Port 6 enabled DS7/8 On Port 6 disabled DS7/8 Off Port 7 enabled DS8/8 On Port 7 disabled DS8/8 Off Port 8 enabled DS9/8 On Port 8 disabled DS9/8 Off BOARD INDENTIFICATION SELECTION ID J9 J10 » Board 0 Pins 2 & 3 closed Pins 2 & 3 closed Board 1 Pins 2 & 3 closed Pins 1 & 2 closed Board 2 Pins 1 & 2 closed Pins 2 & 3 closed Board 3 Pins 1 & 2 closed Pins 1 & 2 closed Note: The primary board in the daisy chain must remain on the default setting. INTTERRUPT STATUS REGISTER BASE I/O ADDRESS SELECTION Setting DS1/1 DS1/2 DS1/3 DS1/4 DS1/5 DS1/6 DS1/7 000h On On On On On On On 008h On On On On On On Off 010h On On On On On Off On 018h On On On On On Off Off 020h On On On On Off On On 3D8h Off Off Off Off On Off Off 3E0h Off Off Off Off Off On On 3E8h Off Off Off Off Off On Off 3F0h Off Off Off Off Off Off On 3F8h Off Off Off Off Off Off Off Note: A total of 128 base address settings are available. The switches are a binary representation of the decimal memory addresses. DS1/1 is the Most Significant Bit and switch DS1/7 is the Least Significant Bit. The switches have the following decimal values:DS1/1=512, DS1/2=256, DS1/3=128, DS1/4=64, DS1/5=32, DS1/6=16, DS1/7=8. Turn off the switches and add the values of the switches to obtain the correct memory address. (Off=1, On=0) PORT 1 BASE I/O ADDRESS SELECTION Setting DS2/1 DS2/2 DS2/3 DS2/4 DS2/5 DS2/6 DS2/7 000h On On On On On On On 008h On On On On On On Off 010h On On On On On Off On 018h On On On On On Off Off 020h On On On On Off On On 3D8h Off Off Off Off On Off Off 3E0h Off Off Off Off Off On On 3E8h Off Off Off Off Off On Off 3F0h Off Off Off Off Off Off On 3F8h Off Off Off Off Off Off Off Note: A total of 128 base address settings are available. The switches are a binary representation of the decimal memory addresses. DS2/1 is the Most Significant Bit and switch DS2/7 is the Least Significant Bit. The switches have the following decimal values:DS2/1=512, DS2/2=256, DS2/3=128, DS2/4=64, DS2/5=32, DS2/6=16, DS2/7=8. Turn off the switches and add the values of the switches to obtain the correct memory address. (Off=1, On=0) PORT 2 BASE I/O ADDRESS SELECTION Setting DS3/1 DS3/2 DS3/3 DS3/4 DS3/5 DS3/6 DS3/7 000h On On On On On On On 008h On On On On On On Off 010h On On On On On Off On 018h On On On On On Off Off 020h On On On On Off On On 3D8h Off Off Off Off On Off Off 3E0h Off Off Off Off Off On On 3E8h Off Off Off Off Off On Off 3F0h Off Off Off Off Off Off On 3F8h Off Off Off Off Off Off Off Note: A total of 128 base address settings are available. The switches are a binary representation of the decimal memory addresses. DS3/1 is the Most Significant Bit and switch DS3/7 is the Least Significant Bit. The switches have the following decimal values:DS3/1=512, DS3/2=256, DS3/3=128, DS3/4=64, DS3/5=32, DS3/6=16, DS3/7=8. Turn off the switches and add the values of the switches to obtain the correct memory address. (Off=1, On=0) PORT 3 BASE I/O ADDRESS SELECTION Setting DS4/1 DS4/2 DS4/3 DS4/4 DS4/5 DS4/6 DS4/7 000h On On On On On On On 008h On On On On On On Off 010h On On On On On Off On 018h On On On On On Off Off 020h On On On On Off On On 3D8h Off Off Off Off On Off Off 3E0h Off Off Off Off Off On On 3E8h Off Off Off Off Off On Off 3F0h Off Off Off Off Off Off On 3F8h Off Off Off Off Off Off Off Note: A total of 128 base address settings are available. The switches are a binary representation of the decimal memory addresses. DS4/1 is the Most Significant Bit and switch DS4/7 is the Least Significant Bit. The switches have the following decimal values:DS4/1=512, DS4/2=256, DS4/3=128, DS4/4=64, DS4/5=32, DS4/6=16, DS4/7=8. Turn off the switches and add the values of the switches to obtain the correct memory address. (Off=1, On=0) PORT 4 BASE I/O ADDRESS SELECTION Setting DS5/1 DS5/2 DS5/3 DS5/4 DS5/5 DS5/6 DS5/7 000h On On On On On On On 008h On On On On On On Off 010h On On On On On Off On 018h On On On On On Off Off 020h On On On On Off On On 3D8h Off Off Off Off On Off Off 3E0h Off Off Off Off Off On On 3E8h Off Off Off Off Off On Off 3F0h Off Off Off Off Off Off On 3F8h Off Off Off Off Off Off Off Note: A total of 128 base address settings are available. The switches are a binary representation of the decimal memory addresses. DS5/1 is the Most Significant Bit and switch DS5/7 is the Least Significant Bit. The switches have the following decimal values:DS5/1=512, DS5/2=256, DS5/3=128, DS5/4=64, DS5/5=32, DS5/6=16, DS5/7=8. Turn off the switches and add the values of the switches to obtain the correct memory address. (Off=1, On=0) PORT 5 BASE I/O ADDRESS SELECTION Setting DS6/1 DS6/2 DS6/3 DS6/4 DS6/5 DS6/6 DS6/7 000h On On On On On On On 008h On On On On On On Off 010h On On On On On Off On 018h On On On On On Off Off 020h On On On On Off On On 3D8h Off Off Off Off On Off Off 3E0h Off Off Off Off Off On On 3E8h Off Off Off Off Off On Off 3F0h Off Off Off Off Off Off On 3F8h Off Off Off Off Off Off Off Note: A total of 128 base address settings are available. The switches are a binary representation of the decimal memory addresses. DS6/1 is the Most Significant Bit and switch DS6/7 is the Least Significant Bit. The switches have the following decimal values:DS6/1=512, DS6/2=256, DS6/3=128, DS6/4=64, DS6/5=32, DS6/6=16, DS6/7=8. Turn off the switches and add the values of the switches to obtain the correct memory address. (Off=1, On=0) PORT 6 BASE I/O ADDRESS SELECTION Setting DS7/1 DS7/2 DS7/3 DS7/4 DS7/5 DS7/6 DS7/7 000h On On On On On On On 008h On On On On On On Off 010h On On On On On Off On 018h On On On On On Off Off 020h On On On On Off On On 3D8h Off Off Off Off On Off Off 3E0h Off Off Off Off Off On On 3E8h Off Off Off Off Off On Off 3F0h Off Off Off Off Off Off On 3F8h Off Off Off Off Off Off Off Note: A total of 128 base address settings are available. The switches are a binary representation of the decimal memory addresses. DS7/1 is the Most Significant Bit and switch DS7/7 is the Least Significant Bit. The switches have the following decimal values:DS7/1=512, DS7/2=256, DS7/3=128, DS7/4=64, DS7/5=32, DS7/6=16, DS7/7=8. Turn off the switches and add the values of the switches to obtain the correct memory address. (Off=1, On=0) PORT 7 BASE I/O ADDRESS SELECTION Setting DS8/1 DS8/2 DS8/3 DS8/4 DS8/5 DS8/6 DS8/7 000h On On On On On On On 008h On On On On On On Off 010h On On On On On Off On 018h On On On On On Off Off 020h On On On On Off On On 3D8h Off Off Off Off On Off Off 3E0h Off Off Off Off Off On On 3E8h Off Off Off Off Off On Off 3F0h Off Off Off Off Off Off On 3F8h Off Off Off Off Off Off Off Note: A total of 128 base address settings are available. The switches are a binary representation of the decimal memory addresses. DS8/1 is the Most Significant Bit and switch DS8/7 is the Least Significant Bit. The switches have the following decimal values:DS8/1=512, DS8/2=256, DS8/3=128, DS8/4=64, DS8/5=32, DS8/6=16, DS8/7=8. Turn off the switches and add the values of the switches to obtain the correct memory address. (Off=1, On=0) PORT 8 BASE I/O ADDRESS SELECTION Setting DS9/1 DS9/2 DS9/3 DS9/4 DS9/5 DS9/6 DS9/7 000h On On On On On On On 008h On On On On On On Off 010h On On On On On Off On 018h On On On On On Off Off 020h On On On On Off On On 3D8h Off Off Off Off On Off Off 3E0h Off Off Off Off Off On On 3E8h Off Off Off Off Off On Off 3F0h Off Off Off Off Off Off On 3F8h Off Off Off Off Off Off Off Note: A total of 128 base address settings are available. The switches are a binary representation of the decimal memory addresses. DS9/1 is the Most Significant Bit and switch DS9/7 is the Least Significant Bit. The switches have the following decimal values:DS9/1=512, DS9/2=256, DS9/3=128, DS9/4=64, DS9/5=32, DS9/6=16, DS9/7=8. Turn off the switches and add the values of the switches to obtain the correct memory address. (Off=1, On=0) SERIAL PORT INTERRUPT SELECTION IRQ J85 J86 J87 J88 J89 J90 IRQ2 Open Open Open Open Open Closed IRQ3 Closed Open Open Open Open Open IRQ4 Open Open Open Open Closed Open IRQ5 Open Closed Open Open Open Open IRQ6 Open Open Open Closed Open Open IRQ7 Open Open Closed Open Open Open Note: Ports 1-8 must be set to accept either an odd or even interrupt. J1-J8 corresponds to ports 1-8. Place jumper on pins 1 & 2 for an odd interrupt or pins 2 & 3 for an even interrupt.