[SOLVED] Some doubts about 8051 timer

Status
Not open for further replies.

S.P.S

Member level 5
Joined
Oct 30, 2011
Messages
89
Helped
19
Reputation
38
Reaction score
19
Trophy points
1,298
Location
Thodupuzha, India, India
Activity points
1,742
1.which timer is selected when I enter tmod=00h
2.once I start the timer will it automatically stop when rollof occurs
3.if I doesn't clear tr flag will the timer automatically restart after roll off
4.if I clear tf flag will the timer automatically start
5.if I do not reload the initial value and clear the tf flag does the timer start from 0000
6.can I use both timer for serial communication
 

1. Attached file gives the details of the register.
2. Timer does not stop, flag is to be monitored.
3. Continue to count.
4. No
5. yes
6. Not sure (Refer the attachment)
 

Attachments

  • 8051 Details.pdf
    1.7 MB · Views: 76
Last edited:
Reactions: S.P.S

    S.P.S

    Points: 2
    Helpful Answer Positive Rating
Status
Not open for further replies.

Similar threads

Cookies are required to use this site. You must accept them to continue using the site. Learn more…