(Original) high-precision timer circuit schematic. Using AT89S52 plus DP8573, realize two functions: to maintain power-down function with calendar clock, by an external switch to trigger the high-precision timing signal.

mstimer
msTimer.C
mstimer.hex
mstimer.lnp
msTimer.LST
mstimer.M51
msTimer.OBJ
mstimer.Opt
msTimer.pdf
mstimer.plg
mstimer_Opt.Bak

• We are an exchange download platform that only provides communication channels. The downloaded content comes from the internet. Except for download issues, please Google on your own.
• The downloaded content is provided for members to upload. If it unintentionally infringes on your copyright, please contact us.
• Please use Winrar for decompression tools
• If download fail, Try it againg or Feedback to us.
• If downloaded content did not match the introduction, Feedback to us，Confirm and will be refund.
• Before downloading, you can inquire through the uploaded person information

Nothing．