T89C51RD2 ATMEL Corporation, T89C51RD2 Datasheet - Page 21
T89C51RD2
Manufacturer Part Number
T89C51RD2
Description
0 to 40MHz Flash Programmable 8-bit Microcontroller
Manufacturer
ATMEL Corporation
Datasheet
1.T89C51RD2.pdf
(86 pages)
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T2MOD - Timer 2 Mode Control Register (C9h)
Reset Value = XXXX XX00b
Not bit addressable
Rev. F - 15 February, 2001
Number
Bit
7
6
5
4
3
2
1
0
7
-
Mnemonic
DCEN
T2OE
Bit
-
-
-
-
-
-
6
-
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Timer 2 Output Enable bit
Down Counter Enable bit
The value read from this bit is indeterminate. Do not set this bit.
The value read from this bit is indeterminate. Do not set this bit.
The value read from this bit is indeterminate. Do not set this bit.
The value read from this bit is indeterminate. Do not set this bit.
The value read from this bit is indeterminate. Do not set this bit.
The value read from this bit is indeterminate. Do not set this bit.
Clear to program P1.0/T2 as clock input or I/O port.
Set to program P1.0/T2 as clock output.
Clear to disable timer 2 as up/down counter.
Set to enable timer 2 as up/down counter.
5
-
Table 6. T2MOD Register
4
-
3
-
Description
2
-
T89C51RD2
T2OE
1
DCEN
0
21