DSA0027574.pdf by STMicroelectronics

Partial File Text AN1799 APPLICATION NOTE STR71x GPIO DRIVING A 4x4 MATRIX KEYPAD INTRODUCTION The main goal of this application note is to demonstrate the use of a 4x4 matrix keypad multiplexed with a four 7-segm
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"7 Segment Display" "7 Segment Displays" 10 pin 4x4 matrix keypad 10 pin 7-segment display 11 pin 7 segment LED 11 pin 7-segment display 3 x 4 keypad to 7 segment 4*4 matrix keypad 4x4 display 4x4 keypad 4x4 KEYPAD 8 pin 4x4 matrix 4X4 MATRIX KEY 4x4 matrix keypad 4x4 matrix keypad c 7 digit 7segment display 7 segment display 10 pin 7 segment display code note 7-segment 7-segment-display pin configuration datasheet 4x4 matrix keypad DATASHEET 7-SEGMENT datasheet for 4x4 keypad datasheet keypad datasheet keypad 4x4 datasheet keypad 4x4 c code Keypad KEYPAD 4 X 4 keypad 4x4 keypad 4x4 7 segment display keypad 4x4 8 pin keypad 4x4 c code keypad 4x4 datasheet keypad 4x4 pin configuration keypad 4x4 pin layout keypad matrix led 7 segment display led 7-segment matrix keypad STR710