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1
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Items Required
| Product Name |
Quantity |
Link |
| SPduino |
1 |
Buy Now
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| RTC Module (DS1302) |
1 |
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| USB A-B Cable |
1 |
Buy Now |
Female to male connector wires
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1 |
Buy Now |
| Starter shield |
5 |
Buy Now |
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2
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Application
- Digital Clock / Watch
- Attendance System
- Digital Camera
- In Display Units in Automobiles
- In Computer and Smartphones
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3
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Component specification
1) DS1302 Real Time clock module
Description :
The DS1302 module helps to add time/calendar options to your project.The interface is simple SPI method.
Specifications:
- Supply voltage: 5v
- Interface: SPI
2) SPduino:
- Microcontroller: ATmega328
- Operating Voltage: 5V
- Input Voltage (recommended): 7-12V
- Input Voltage (limits): 6-20V
- Digital I/O Pins: 14 (of which 6 provide PWM output)
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4
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Interfacing with RTC ( DS-1302 )
- Mount the Starter shield over the SPduino.
- Connect the VCC and GND of RTC Module to +5V and GND of the Starter shield board respectively.
- Now, connect the CLK pin of RTC to pin-6 of Starter shield
- Also connect the 'DAT' and 'RST' pins of RTC to 9,10 pin of Starter shield .
- The circuit after connection should appear something as shown below:
NOTE:
- When Uploading the program to the arduino, The jumper in starter shield must be in USB Mode.
- At laster stage when Stand alone with a battery pack, the jumper must be in Power supply Mode.
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5
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Sample Code and Output
Sample Program :
Please Upload the sample program for Digital Clock as given in below link.
Sample Output :
NOTE:
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