W83977F-A Datasheet, PDF (55/182 Pages) Winbond – WINBOND I/O

W83977F-A/ W83977G-A/ W83977AF-A/ W83977AG-A
6.2.9 User-defined Register (UDR) (Read/Write)
This is a temporary register that can be accessed and defined by the user.
TABLE 6-5 BAUD RATE TABLE
BAUD RATE FROM DIFFERENT PRE-DIVIDER
PRE-DIV: 13
1.8461M HZ
PRE-
DIV:1.625
14.769M HZ
PRE-DIV: 1.0
24M HZ
DECIMAL DIVISOR
USED TO
GENERATE 16X
CLOCK
ERROR PERCENTAGE
BETWEEN DESIRED AND
ACTUAL
50
400
650
2304
**
75
600
975
1536
**
110
880
1430
1047
0.18%
134.5
1076
1478.5
857
150
1200
1950
768
300
2400
3900
384
0.099%
**
**
600
4800
7800
192
**
1200
9600
15600
96
**
1800
14400
23400
64
2000
16000
26000
58
2400
19200
31200
48
**
0.53%
**
3600
28800
46800
32
**
4800
38400
62400
24
**
7200
57600
93600
16
**
9600
76800
124800
12
**
19200
153600
249600
6
**
38400
307200
499200
3
**
57600
460800
748800
2
**
115200
921600
1497600
1
**
** The percentage error for all baud rates, except where indicated otherwise, is 0.16%.
Note. Pre-Divisor is determined by CRF0 of UART A and B.
Publication Release Date: May 2006
-47 -
Revision 0.60