st2604b Sitronix Technology Corporation, st2604b Datasheet - Page 28
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st2604b
Manufacturer Part Number
st2604b
Description
8-bit Integrated Microcontroller
Manufacturer
Sitronix Technology Corporation
Datasheet
1.ST2604B.pdf
(33 pages)
- Current page: 28 of 33
- Download datasheet (649Kb)
<ST26xx UART details>
BGRCK
and fine tuning by 32768Hz crystal(REF) to make output baud rate is a stable frequency signal and will
not effected by VDD variation.( RC-OSC frequency will change when VDD changes.)
Baud rate
of baud rate is the maximum positive/negative inaccuracy of output baud rate.
For example:
to get the best output baud rate which has error of 0.1%.So the real output baud rate will be in the range of
[9600x0.999:9600x1.001].
:
BGRCK is used to produce UART baud rate, and BGRCK comes from OSC(main frequency)
:
Baud rate comes from BGRCK, and is determined by BDIV and BRS registers. The “Error rate”
If baud rate = 9600bps and OSC is in the rage of 3.72~4.28MHz, programmer should set BRS=61, BDIV=13
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ST2604B
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