XR88C681CN/40 EXAR [Exar Corporation], XR88C681CN/40 Datasheet - Page 31

• Manufacturer Part Number: XR88C681CN/40
• Description: CMOS DUAL CHANNEL UART (DUART)
• Manufacturer: EXAR [Exar Corporation]

Figure 9
8085 CPU Module Interrupt Structure
Figure 11
Figure 9. Schematic of the XR88C681 Interface to the 8085 CPU Module (Memory Mapped).
8085 CPU
Figure 10
74LS373
Table 11
Address
Decoder
XR88C681
XR88C681