AT87C54X2-3CSUL View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT87C54X2-3CSUL

8-bit CMOS Microcontroller 16/32 Kbytes ROM/OTP

Atmel Corporation 

Table 8-2.

7

-

T2MOD Register

T2MOD - Timer 2 Mode Control Register (C9h)

6

5

4

3

2

-

-

-

-

-

1

T2OE

Bit

Bit

Number 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.

Timer 2 Output Enable bit

1

T2OE Clear to program P1.0/T2 as clock input or I/O port.

Set to program P1.0/T2 as clock output.

Down Counter Enable bit

0

DCEN Clear to disable timer 2 as up/down counter.

Set to enable timer 2 as up/down counter.

Reset Value = XXXX XX00b

Not bit addressable

0

DCEN

18 AT/TS8xC54/8X2

4431E–8051–04/06

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