xr82c684 Exar Corporation, xr82c684 Datasheet - Page 52
xr82c684
Manufacturer Part Number
xr82c684
Description
Cmos Quad Channel Uart Quart
Manufacturer
Exar Corporation
Datasheet
1.XR82C684.pdf
(107 pages)
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XR82C684
8288 Bus Controller
74LS373
8086 CPU
74LS373
Figure 26. Schematic of the 8086 CPU Mode (Max Mode)
8086 • C Interrupt Processing
•
Figure 27
•
Please note that the QUART has been configured to
operate in the Z-Mode. Therefore, the user must account
for the IEI input to the QUART device.