參數資料
型號: ADUC847BS32-3
廠商: ANALOG DEVICES INC
元件分類: 微控制器/微處理器
英文描述: Cable Gland (Clamp); Connector Shell Size:18; Thread Size:1-20; Material:Zinc Alloy
中文描述: 8-BIT, FLASH, 12.58 MHz, MICROCONTROLLER, PQFP52
封裝: 14 X 14 MM, PLASTIC, MO-112-AC-1, MQFP-52
文件頁數: 84/108頁
文件大?。?/td> 1109K
代理商: ADUC847BS32-3
ADuC845/ADuC847/ADuC848
T3FD—Timer 3 Fractional Divider Register
See Table 57 for values.
Rev. A | Page 84 of 108
SFR Address:
Power-On Default:
Bit Addressable:
9DH
00H
No
Table 56. T3FD SFR Bit Designations
Bit No.
Name
7
----
6
----
5
T3FD.5
4
T3FD.4
3
T3FD.3
2
T3FD.2
1
T3FD.1
0
T3FD.0
Description
Not Implemented. Write Don’t Care.
Not Implemented. Write Don’t Care.
Timer 3 Fractional Divider Bit 5.
Timer 3 Fractional Divider Bit 4.
Timer 3 Fractional Divider Bit 3.
Timer 3 Fractional Divider Bit 2.
Timer 3 Fractional Divider Bit 1.
Timer 3 Fractional Divider Bit 0.
Table 57. Common Baud Rates Using Timer 3 with a 12.58 MHz PLL Clock
Ideal Baud
CD
230400
0
115200
0
115200
1
57600
0
57600
1
57600
2
38400
0
38400
1
38400
2
38400
3
19200
0
19200
1
19200
2
19200
3
19200
4
9600
0
9600
1
9600
2
9600
3
9600
4
9600
5
DIV
1
2
1
3
2
1
4
3
2
1
5
4
3
2
1
6
5
4
3
2
1
T3CON
81H
82H
81H
83H
82H
81H
84H
83H
82H
81H
85H
84H
83H
82H
81H
86H
85H
84H
83H
82H
81H
T3FD
2DH
2DH
2DH
2DH
2DH
2DH
12H
12H
12H
12H
12H
12H
12H
12H
12H
12H
12H
12H
12H
12H
12H
% Error
0.18
0.18
0.18
0.18
0.18
0.18
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
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