Atmel 8051 User Manual

Common Features Description
Atmel 8051 Microcontrollers Hardware Manual 2-90
4316B–8051–02/04
Reset Value = XXXX XX00b
Not bit addressable
Table 2-10. TH2 Register -TH2 (S:CDh)
Timer 2 High Byte Register
Reset Value = 0000 0000b
Not bit addressable
Table 2-11. TL2 Register - TL2 (S:CCh)
Timer 2 Low Byte Register
Reset Value = 0000 0000b
Not bit addressable
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.
1T2OE
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.
76543210
--------
Bit
Number
Bit
Mnemonic Description
7:0 High Byte of Timer 2.
76543210
--------
Bit
Number
Bit
Mnemonic Description
7:0 Low Byte of Timer 2.

Atmel 8051 Specifications

General

Brand	Atmel
Model	8051
Category	Microcontrollers
Language	English