DSA00435623.pdf by Atmel

Partial File Text AVR245: Code Lock with 4x4 Keypad and I2CTM LCD Features · Application example for code lock - Ideal for low pin count AVRs · Uses I/O pins to read 4x4 keypad · Uses Timer/Counter to control pie
Datasheet Type Original
RoHS Unknown
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Lifecycle Unknown
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10 pin 4x4 matrix keypad 2X16 lcd 4 bit interface 2X16 lcd PIN OUT 3x4 KEYPAD 3x4 KEYPAD 11 pin 3x4 KEYPAD 14 pin 3x4 keypad 7 pin configuration 3x4 keypad 7 pins 3x4 keypad 8 pin 3x4 keypad 9 pin 3x4 keypad scan 3x4 matrix keypad 3x4 matrix keypad 8 pin 3x4 matrix keypad driver 3x4 matrix keypad full 3x4 matrix keypad full datasheet 4*3 MATRIX KEYPAD 4x3 keypad 4x3 keypad 8 pin 4x3 keypad 9 pin 4x3 keypad Program counter 4x3 matrix keypad 4x3 standard keypad 4x4 Key Keypad 4x4 keypad 4x4 KEYPAD 8 pin 4x4 keypad c code avr 4x4 keypad matrix operation 4x4 keypad scanning 4x4 matrix keypad 4x4 matrix keypad and LCD 4x4 matrix keypad and microcontroller 4x4 matrix keypad c 4x4 matrix keypad driver 4x4 matrix keypad full 4x4 matrix keypad operation 4x4 matrix keypad scanning code in C 4x4 standard keypad 4x4 universal keypad ATtiny24 AVR diodes avr keypad avr lcd 2x16 avr lcd 2x16 schematic AVR245 AVR310 BUZZER PIEZO-ELECTRIC datasheet 4x3 keypad datasheet 4x4 matrix keypad datasheet for 4x4 keypad datasheet keypad 3x4 datasheet keypad 4x3 datasheet keypad 4x4 datasheet lcd 2x16 for 4x4 keypad i2c keypad I2C TWI keypad 3*4 matrix and microcontroller keypad 3x4 keypad 3x4 8 pin keypad 3x4 8 pin configuration keypad 3x4 matrix keypad 3x4 pin configuration KEYPAD 4X3 KEYPAD 4x3 pins connection keypad 4x4 keypad 4x4 16 bit keypad 4x4 8 pin keypad 4x4 8pin keypad 4x4 c code keypad 4x4 pin configuration keypad matrix KEYPAD operation of 4X3 keypad scanning keypad to serial 4x4 lcd 2x16 lcd 2x16 14 pin lcd 2x16 stk500 lcd 3x4 lcd 4x4 lcd driver schematic matrix keypad 4x3 numeric keypad numeric keypad 3x4 of 4*3 Matrix Keypad operation of 4x3 keypad piezoelectric buzzer connected to microcontroller program keypad RF BASED communication between keypad and microcontroller simple electric lock STK500 STK505 tiny24