參數(shù)資料
型號: XR16C872
廠商: Exar Corporation
英文描述: Dual UART with 1284 Parallel Port and Plug-and-Play(PnP) Controller(雙通用異步接收器/發(fā)送器(帶1284雙向并行端口和即插即用控制器))
中文描述: 雙UART)與1284并行端口,插頭插即用(PnP)功能控制器(雙通用異步接收器/發(fā)送器(帶1284雙向并行端口和即插即用控制器)
文件頁數(shù): 21/60頁
文件大?。?/td> 314K
代理商: XR16C872
XR16C872
21
Rev. P1.00
Preliminary
Output
Baud Rate
MCR
BIT-7=1
Output
Baud Rate
MCR
Bit-7=0
User
User
DLM
Program
Value
(HEX)
DLL
16 x Clock
Divisor
(Decimal)
16 x Clock
Divisor
(HEX)
Program
Value
(HEX)
50
75
150
300
600
1200
2400
4800
7200
9600
19.2k
38.4k
57.6k
115.2k
200
300
600
1200
2400
4800
9600
19.2K
28.8K
38.4k
76.8k
153.6k
230.4k
460.8k
2304
1536
768
384
192
96
48
24
16
12
6
3
2
1
900
600
300
180
C0
60
30
18
10
0C
06
03
02
01
09
06
03
01
00
00
00
00
00
00
00
00
00
00
00
00
00
80
C0
60
30
18
10
0C
06
03
02
01
Figure 5. Crystal Osc. Ext. Components
XR16C872
XTAL1
XTAL2
22.1184MHz
*22-33pF
*22-33pF
GND
GND
*Consult with crystal manufacturer for the proper loading capacitance
Table 3. Baud Rate Generator Standard Programming Table with 7.3728 MHz Clock
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