Specifications

15 Real Time Devices
12
DM6804
The DM6604 is an ISA PC/104 I/O board with 24 digital I/O lines and 5 counter/
timer channels (16-bit).
It contains one 8255 chip with 3 digital I/O ports and one AM9513A counter/
timer chip. For additional information about the various counter/timer modes
of that chip see the AM9513A data sheet which is part of the board
documentation.
xPC Target supports this board with eight driver blocks:
•“DM6804 Digital Input”
•“DM6804 Digital Output”
•“DM6804 Counter PWM”
•“DM6804 Counter PWM & ARM”
•“DM6804 Counter FM”
•“DM6804 Counter FM & ARM”
•“DM6804 PWM Capture”
•“DM6804 FM Capture”
Board Characteristics
DM6804 Digital Input
The DM6804 has a 8255 chip with 3 ports (A, B, C). Each port has a maximum
of 8 digital I/O lines that can be configured as inputs or outputs.
Board name DM6804
Manufacturer Real Time Devices
Bus type ISA
Access method I/O mapped
Multiple block instance support Yes
Multiple board support Yes