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Key Display For AVR, Boards compatible | New 8-Bit Digital LED Tube 8-Bit TM638 Module | Robotics Science Project
- It only need to read the relevant register to send display data or test button so it save mcu resources effectively., Package contents: 1 key display module for avr arduino
- 8 bits, 8 keys, 8 leds, 8 digital tubes, common cathode led digital tube
- The advantage is only three io ports will be occupied when it drives
- Scm doesn’t need to work for scaning display and key scaning
₹150.00
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