xr68c681 Exar Corporation, xr68c681 Datasheet - Page 62
xr68c681
Manufacturer Part Number
xr68c681
Description
Cmos Dual Channel Uart Duart
Manufacturer
Exar Corporation
Datasheet
1.XR68C681.pdf
(75 pages)
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I. PROGRAMMING
Table 1
XR68C681
Rx RTS
Control
Bit 7
Bit 7
Bit 7
Channel Mode
Rx Int Select
Bit 6
Bit 6
Bit 6
Table 6
Error Mode
Tx RTS
Table 22. Clock Select Registers: CSRA, CSRB
Control
Bit 5
Bit 5
Bit 5
Table 20. Mode Registers 1: MR1A, MR1B
Table 21. Mode Register 2: MR2A, MR2B
CTS Enable
Bit 4
Bit 4
Bit 4
Parity Mode Select
Tx
Bit 3
Bit 3
Bit 3
Table 10
Parity Select
Bit 2
Bit 2
Bit 2
Stop Bit Length
Table 6
Number of Bits/Char.
Bit 1
Bit 1
Bit 1
Bit 0
Bit 0
Bit 0