xr68c681 Exar Corporation, xr68c681 Datasheet - Page 37
xr68c681
Manufacturer Part Number
xr68c681
Description
Cmos Dual Channel Uart Duart
Manufacturer
Exar Corporation
Datasheet
1.XR68C681.pdf
(75 pages)
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XR68C681
Input
Alternate Function(s)
Approach to Program Alternate Functions
Port
Section G.3
Section G.3
Section D.2
Table 12. Listing of Alternate Function for the Input Port Pins
E.2 Input Port Configuration Registers (IPCR)
Table 13.
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Table 13. Bit Format of the Input Port Configuration Register (IPCR)