參數(shù)資料
型號(hào): T89C51RD2-DDFI-L
廠商: Atmel Corp.
英文描述: IC - OPTOISOLATOR 4N28
中文描述: 0至40MHz可編程閃存8位微控制器
文件頁數(shù): 73/170頁
文件大小: 1927K
代理商: T89C51RD2-DDFI-L
73
A/T89C51CC01
4129L–CAN–08/05
Table 47.
T2MOD Register
T2MOD (S:C9h)
Timer 2 Mode Control Register
Reset Value = XXXX XX00b
Not bit addressable
Table 48.
TH2 Register
TH2 (S:CDh)
Timer 2 High Byte Register
Reset Value = 0000 0000b
Not bit addressable
7
6
5
4
3
2
1
0
-
-
-
-
-
-
T2OE
DCEN
Bit
Number
Bit
Mnemonic
Description
7
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
6
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
5
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
4
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
3
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
2
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
1
T2OE
Timer 2 Output Enable bit
Clear to program P1.0/T2 as clock input or I/O port.
Set to program P1.0/T2 as clock output.
0
DCEN
Down Counter Enable bit
Clear to disable timer 2 as up/down counter.
Set to enable timer 2 as up/down counter.
7
6
5
4
3
2
1
0
-
-
-
-
-
-
-
-
Bit
Number
Bit
Mnemonic
Description
7-0
High Byte of Timer 2.
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