This Interface Board allows you to control a 7 segment LED display using an Arduino / any microcontroller using Only 4 data pins with Multiple Displays ( 2) based on Serial in Parallel out Shift register 4094 Based ( N no of Displays can be connected in Series) - ULN 2803 used to Drive 2.2" Display
• 3 Wire Communication .
• Low Pin Microcontrollers Very easy to use displays
7SEG 2 Digit Display 2.2" with SIPO based 3 Wire Control
- Product Code: SPIO2D
- Availability: In Stock