User manual

PCI-1762 User Manual 28
C.5 Board ID - BASE+4H
The PCI-1762 offers Board ID register BASE+4. With correct Board ID settings, user
can easily identify and access each card during hardware configuration and software
programming.
BD3 ~ DB0 Board ID
BD0 LSB of the Board ID
BD3 MSB of the Board ID
C.6 Interrupt Status Register - BASE+6H and
BASE+7H
The Interrupt Status Register control the status of two interrupt signal sources (IDI0
and IDI8).
IDnF Interrupt flag bits (n = 0 or 8)
This bit is a flag indicating the status of an interrupt. User
can read this bit to get the status of the interrupt
0 No interrupt
1 Interrupt occurred
IDnEN Interrupt enable control bits (n = 0 or 8)
Read this bit to Enable/Disable the interrupt.
0 Disable
1 Enable
IDnRF Interrupt triggering control bits (n = 0 or 8)
The interrupt can be triggered by a rising edge or falling
edge of the interrupt signal, as determined by the value in
this bit.
0 Rising edge trigger
1 Falling edge trigger
Table C.4: Register for Board ID
Read Board ID
Bit # 76543210
BASE +4 BD3 BD2 BD1 BD0
Table C.5: Register for Interrupt Status
Read Interrupt Status Register
Bit # 76543210
BASE +7 ID8RF ID8EN ID8F
BASE +6 ID0RF ID0EN ID0F