Users Guide User Manual

IB-23C003
INSTALLATION
Hardware Interrupts and Polarity for PC/AT Serial Port
The Mini Link hardware interrupt levels may be set as shown in Table 2-3. Interrupt
polarity is set as shown in Table 2-4.
Table 2-3. Mini Link Hardware Interrupts
Interrupt
Level
Jumper IN
W15 W16 W17 W18 W19
IRQ3 Y NNNN
IRQ4 N Y N N N
IRQ5 N N Y N N
IRQ6 N N N Y N
IRQ7 NNNNY
Table 2-4. Mini Link Interrupt Polarity
* In most applications, the personal computer requires the factory set Interrupt Polarity of Logic 1.
Interrupt
Polarity
Jumper IN
W20 W21
Logic 1* Y N
Logic 0 N Y
BAUD Rates for Serial Ports 1 and 2
The Mini Link BAUD rates may be set as shown in Table 2-5 for serial port 1 and inTable
2-6 for serial port 2.
Table 2-5. Mini Link PC/AT Serial Port Baud Rates
* Not recommended for use with currently available software.
BAUD
Jumper IN
W3 W4 W5 W6 W7
76800* Y NNNN
38400* N Y N N N
19200 N N Y N N
9600 N N N Y N
2-4