XR68C681CJ EXAR [Exar Corporation], XR68C681CJ Datasheet - Page 28
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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D.3.1 Timer Mode:
C/T Output Frequency =
where:
f
Table 7
[CTUR] = the contents of the CTUR register in decimal
form
[CTLR] = the contents of the CTLR register in decimal
form
Bit Rate =
STS
XR68C681
= The frequency of the selected timing source (See
)
• CTUR •
• CTUR •
fsts
fsts
+
+
CTLR
CTLR
Table 1
Table 1
D.3.2 COUNTER MODE