XR68C681CJ EXAR [Exar Corporation], XR68C681CJ Datasheet - Page 15
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XR68C681CJ
Manufacturer Part Number
XR68C681CJ
Description
CMOS Dual Channel UART (DUART)
Manufacturer
EXAR [Exar Corporation]
Datasheet
1.XR68C681CJ.pdf
(75 pages)
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XR68C681
Bit 7
Bit 6
Bit 5
Bit 4
Description
Null Command:
Reset MRn Pointer:
Reset Receiver:
Reset Transmitte
Reset Error Status:
Reset Break Change Interrupt:
Start Break:
Stop Break:
Set Rx BRG Select Extend Bit:
Clear Rx BRG Select Extend Bit:
Set Tx BRG Select Extend Bit:
Clear Tx BRG Select Extend Bit:
Set Standby Mode (Channel A):
Set Active Mode (Channel A):
Reserved
Reserved
Table 3. Miscellaneous Commands, Upper Nibble of all Command Registers, Unless Otherwise Specified.