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 With selftest program, can perform self-check any time
Insert to pc slot (AT bus interface)
Control IC 8255A * 2 and IC 8253 * 1
16 LED I/O displays
48 programmalbe I/O lines
Schematic circuit attached
Card address selectable
Can be connected to Opto Relay CARD (Co5) or Terminal Block
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HK$250
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8255 Card
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Connect to PC com port
Control one Ic 8255
Provides 24 digit I/O line
User must writes application program
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HK$250
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Serial 8255 Interface Card
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Connect to PC printer port
control one piece of IC 8255
Provides 24 I/O lines
User must writes application program
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HK$250
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Parallel 8255 Interface Card
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Insert to PC ISA bus
8 bit A to D (IC NS 0809) 8 Channels
8 bit D to A (In NS 0832) 2 channels
Card address selectable
Selftest capability
Self test program attached
Schematic attached
Terminal Block for adda08 will be availabale soon
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HK$250
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AD/DA 08 card
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Direct attach to 8255 card, serial 8255 card or parallel 8255 card
User omits the trivial to wire wrap prototype board
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HK$150
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Terminal Block Card
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8 sets of relay output (250V / 10A)
8 sets of optical input (50V)
Can be connected to 8255 Card, parallel 8255 card and serial 8255 card easily
Provide schematic circuit
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HK$400
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OPTO Relay Card
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Two SSD(Solid State Diskette)
SSD#1 : 1.44M Real-only EPROM
SSD#2 : 128K/512K R/W EEPROM
EEPROM read and write use no electricity
SSD#1/2 can be assigned as a drive
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HK$380
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Boot ROM Card
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Monitor signal status of your printer port
LED display for each pin
Extremely easy to use
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HK$120
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Printer Monitor Card
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Two extra serial ports output
Support both 9-pin and 25-pin
On-Board jumper setting menu
each port can be set to COM1, COM2, COM3, COM4
each port can be set to IRQ3 , IRQ4, IRQ5, IRQ9
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HK$100
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RS232 Expansion Card
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Extend your ISA slot
Able to connect extra pin-out
Clear description for each pin
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HK$100
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ISA Extension Board
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Use PC printer port to control relays
Control up to 8 PCs relays
Opto isolated between PC and the board
W/ user manu/ demo program
W/ schematic diagram
Easy to Use
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HK$250
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LPT relay card
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