Introduction: CLOCK 7-Seg LED, DS1307 RTC, Keypad 4x4 Controller

Picture of CLOCK 7-Seg LED, DS1307 RTC, Keypad 4x4 Controller




Step 1: Circuit

Picture of Circuit

Step 2: Capture

Picture of Capture

Step 3: Simulator & .Hex File

Step 4: PCB Layout

Picture of PCB Layout

Note:

- 1 AT89S52 or AT89C52 - 4 IC 74HC573 - 1 CMOS baterry - 1 DS1307 - 4 LED 7seg 4digit - 8 A1013 - 1 Respack 8 - Crystal 12MHz - 2 Capacitor 33pF - 2 Capacitor 10uF - 16 button - Res 220 - Res 10K - Connector

Comments

Penolopy Bulnick (author)2014-01-17

Hey!

It's great that you have decided to share your photos with us, but we need an explanation of what you made and how you made it before it can be published. Please write up a description of your project and reply to this comment to let me know that you are done.

Best,

Nicole, Community Support Manager

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