xr82c684 Exar Corporation, xr82c684 Datasheet - Page 20

• Manufacturer Part Number: xr82c684
• Description: Cmos Quad Channel Uart Quart
• Manufacturer: Exar Corporation









Table 1
result in placing the contents of a QUART register on the
data bus. The only thing that will happen, in response to
this procedure is the Counter/Timer #1 will initiate
counting. For a detailed discussion into the operation of
the Counter/Timers, please see Section
XR82C684
Please note that this “Read Operation” will not
Table 1
Table 3. Listing and Brief Description of Interrupt System Registers
Register
D.2
.
Description
C. Interrupt Control Block






(in QUART Address Space)
Address Location
Table 3
Section F