500 MILLION PARTS FROM 12000 MANUFACTURERS

DATASHEET SEARCH ENGINE

Top Results

Part Manufacturer Description Datasheet BUY
TIL311 Texas Instruments 4X7 DOT MATRIX DISPLAY, RED, 7.62mm visit Texas Instruments
EMB1428QSQX/NOPB Texas Instruments Switch Matrix Gate Driver for Active Cell Balancing 48-WQFN visit Texas Instruments
EMB1428QSQE/NOPB Texas Instruments Switch Matrix Gate Driver for Active Cell Balancing 48-WQFN -40 to 125 visit Texas Instruments Buy
TIL311A Texas Instruments LED Display, 4X7 DOT MATRIX DISPLAY, RED, 7.62 mm visit Texas Instruments
EMB1428QSQ/NOPB Texas Instruments Switch Matrix Gate Driver for Active Cell Balancing 48-WQFN -40 to 125 visit Texas Instruments

4x4 matrix keypad

Catalog Datasheet MFG & Type PDF Document Tags

4x4 matrix keypad

Abstract: datasheet keypad 4x4 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-segment display including external interrupt generation by pressing the keys of a 4x4 matrix keypad. Rev. 1.0 AN1799/0104 1/7 1 STR71x GPIO DRIVING A 4x4 MATRIX KEYPAD 1 HARDWARE LAYOUT Biasing is , STR71x GPIO DRIVING A 4x4 MATRIX KEYPAD 2 STR71x configuration The application has been tested with a
STMicroelectronics
Original
4x4 matrix keypad datasheet keypad 4x4 keypad 4x4 8 pin 10 pin 4x4 matrix keypad keypad 4x4 pin layout keypad 4x4 pin configuration STR71 STR710

keypad 4x4 7 segment display

Abstract: 4x4 matrix keypad and microcontroller AN1799 APPLICATION NOTE STR71x GPIO SCANNING A 4x4 MATRIX KEYPAD INTRODUCTION The aim of this application note is to show how to scan the 4x4 matrix keypad multiplexed with a four 7-segment display. The , 2/7 2 STR71x GPIO SCANNING A 4x4 MATRIX KEYPAD 2 STR710 CONFIGURATION This part is , 4x4 MATRIX KEYPAD 3 SOFTWARE 3.1 KEYPAD The keypad used is a 4x4 matrixed keypad. Rows are , Row value 0x0800 0x0200 0x82 STR71x GPIO SCANNING A 4x4 MATRIX KEYPAD 3.2 DISPLAYS
STMicroelectronics
Original
keypad 4x4 7 segment display 4x4 matrix keypad and microcontroller 3 x 4 keypad to 7 segment 4x4 matrix keypad c 4x4 matrix keypad scanning code in C 4x4 keypad scanning AN1799/0205

EZ328

Abstract: 4x4 matrix keypad to Matrix Keyboard with DragonBallTM EZ328 INTRODUCTION This note describes an method of interfacing a matrix keyboard to EZ328 using minimum number of I/O ports. We use a 4x4 matrix keypad as an , /O port used. In this application, we use a 4x4 matrix keypad as an example. It requires only five I , there is a key pressed and provides connection to EZ328's I/O ports · Keyboard matrix - a 4x4 matrix keypad Figure 2 illustrates the detailed circuity of the matrix keyboard interface. This document
Freescale Semiconductor
Original
MC68328 4x4 matrix keypad operation 4x4 matrix keypad and diagram interfacing keyboard matrix 4x4 matrix keypad block diagram datasheet for 4x4 keyboard 4x4 keypad matrix operation

4x4 matrix keypad

Abstract: 4x4 matrix keypad and diagram simple Application Note Minimum I/O to Matrix Keyboard with DragonBallTM EZ328 Freescale Semiconductor, Inc. INTRODUCTION This note describes an method of interfacing a matrix keyboard to EZ328 using minimum number of I/O ports. We use a 4x4 matrix keypad as an example. It requires only five I/O ports. (In general, it , EZ328's I/O ports · Keyboard matrix - a 4x4 matrix keypad Figure 2 illustrates the detailed circuity of , with minimum I/O port used. In this application, we use a 4x4 matrix keypad as an example. It requires
Motorola
Original
4x4 matrix keypad and diagram simple so do keyboard 4x4 nxn matrix keypad n 1 keypad 4x4 scanning 4x4 keyboard datasheet keypad 4x4 scanning

4x4 matrix keypad block diagram

Abstract: KEYPAD 4 X 4 resistors are provided for pulling up the rows to reflect a logical High. 4x4 Matrix Keypad Description The 4x4 matrix keypad is a general-purpose keypad. It consists of 16 switches arranged in 4 rows and , application note demonstrates how to interface a general-purpose 16-button (4 x 4) matrix keypad with the , ) matrix keypad can be achieved via a couple of I/O pins and firmware. The 4 x 4 matrix keypad is scanned , construction of a typical 4x4 keypad. eZ80AcclaimPlus! Flash MCUs can operate in full 24-bit linear mode
ZiLOG
Original
KEYPAD 4 X 4 4x4 numeric keypad 3 x 4 numeric keypad for interfacing 4*4 matrix keypad KEYPAD linear and matrix keypad 4x4 8 bit Z80F91 AN020003

AN 5522

Abstract: RS-435 keys or 4x4 matrix keypad 26mm Overview Application Boards 5522 and 5523 provide K4 controllers with a , Printer port or 8 x Digital 1/0 or Alphanumeric LCD or 8 individual keys ot 4*4 matrix keypad 7xDgital I/O , connected directly to the 552x, as may matrix keypads of up to 4 rows by 4 columns. 12-bit Analogue Input
-
OCR Scan
RS435 LTC1290 AN 5522 RS-435 Microrobotics Scorpion K4 4x4 matrix keypad and LCD Microrobotics K4 5522 RS232 RS485 V950223

4x4 matrix keypad in pic with c code

Abstract: 4x4 matrix keypad dspic AN1081 Interfacing a 4x4 Matrix Keypad with an 8-Bit GPIO Expander Author: Mike Curran Microchip Technology Inc. INTRODUCTION This application note discusses interfacing a 4x4 matrix keypad , . DS01081A-page 2 © 2007 Microchip Technology Inc. AN1081 KEY SCAN DESCRIPTION The keypad is a 4x4 matrix , DESCRIPTIONS The MCP23X08 devices have several features that make them ideal for controlling a 4x4 matrix , Keypad/LCD Demo Board (GPIODMKPLCD). GPIO Expanders provide easy I/O expansion using standard serial
Microchip Technology
Original
4x4 matrix keypad in pic with c code 4x4 matrix keypad dspic keypad 4x4 c code for pic datasheet keypad 4x4 c code for pic keypad 4x4 c code for dspic interrupt-on-change MCP23X08/17 DS01081A-

4x4 matrix keypad

Abstract: 4x4 matrix keypad and microcontroller Design: * * Features: * * Decodes a 4x4 matrix keypad attached to the low nibble of * * ports A , INTRODUCTION This application note demonstrates the use of a matrix keypad including wakeup from stop mode , release. FEATURES 4 x 4 Matrix Keypad A matrix keypad allows a designer to implement a large number , . Low-Component Count A matrix keypad requires the use of pulldown resistors. These pulldowns have been built , decoding works by combining a matrix of switches with resistor pulldowns. The keypad is to be connected in
Motorola
Original
AN1239 MC68HC705J1A HC705J1A CST4.00MGWA 4 x 4 MATRIX keypad Nippon capacitors HC05 AN1239/D

4x4 matrix keypad

Abstract: 4x4 matrix keypad c Design: * * Features: * * Decodes a 4x4 matrix keypad attached to the low nibble of * * ports A , Introduction This application note demonstrates the use of a matrix keypad including wakeup from stop mode , release. © Motorola, Inc., 1996 AN1239 Application Note Features 4 x 4 Matrix Keypad A matrix keypad allows a designer to implement a large number of inputs with a small number of port pins , would be required instead of eight. Low-Component Count A matrix keypad requires the use of
Motorola
Original
MC34064 MC68HC705J1AP motorola application note

4x4 matrix keypad

Abstract: 4x4 matrix keypad and microcontroller Design: * * Features: * * Decodes a 4x4 matrix keypad attached to the low nibble of * * ports A , Applications Introduction This application note demonstrates the use of a matrix keypad including wakeup , Freescale Semiconductor, Inc. 4 x 4 Matrix Keypad A matrix keypad allows a designer to implement a , . Low-Component Count A matrix keypad requires the use of pulldown resistors. These pulldowns have been built , Freescale Semiconductor, Inc. Application Note Implementation Keypad decoding works by combining a matrix
Freescale Semiconductor
Original
datasheet act keypad 4x4 3 x 4 keypad datasheet for 4x4 keypad keypad 4x4 KeyPad010 act keypad 4x4

4x4 matrix keypad

Abstract: 4x4 matrix keypad and microcontroller Design: * * Features: * * Decodes a 4x4 matrix keypad attached to the low nibble of * * ports A , demonstrates the use of a matrix keypad including wakeup from stop mode with HC05 J and K series , . Application Note Features Freescale Semiconductor, Inc. 4 x 4 Matrix Keypad A matrix keypad , required instead of eight. Low-Component Count A matrix keypad requires the use of pulldown , Implementation Keypad decoding works by combining a matrix of switches with resistor pulldowns. The keypad is
Freescale Semiconductor
Original
r1390 diode matrix rom 4 x 4 mc34064 application note KEYPAD 4 X 4 source code circuit using hc705j1a Application Note AN1239

Interfacing a 4x4 Keyboard to an AT91 Microcontroller

Abstract: 4x4 matrix keypad using ARM Interfacing a 4x4 Keyboard to an AT91 Microcontroller Introduction This Application Note describes programming techniques implemented on the AT91 ARM-based microcontroller for scanning a 4x4 Keyboard matrix usually found in both consumer and industrial applications for numeric data entry. AT91 Keyboard interface In this application, a 4x4 matrix keypad requiring eight Input/Output ports for , . //*-//* File Name: keyboard.c //* Object: Keyboard 4x4 matrix
Atmel
Original
Interfacing a 4x4 Keyboard to an AT91 Microcontroller 4x4 matrix keypad using ARM keyboard matrix 4x4 hexadecimal keyboard 4X4 for 4x4 keyboard keypad 4x4 assembly code

4x3 matrix keypad

Abstract: 4x3 keypad feedback on keystrokes and lock status. 2.1 Keypad The input device is a standard 4x4 matrix keypad , 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 , components. The code lock uses a 4x4 keypad for user input, a piezoelectric buzzer for audible feedback and , . The following approaches are suggested. 5.2.1 Smaller Keypad Consider replacing the 4x4 keypad with
Atmel
Original
4x3 matrix keypad 4x3 keypad keypad 3x4 pin configuration KEYPAD 4x3 pins connection 4x4 keypad c code avr KEYPAD 4X3

16 pin diagram of lcd display 16x2

Abstract: 14 pin diagram of optrex lcd display 16x2 bit more 4 COLUMN LINES - TO MCU INPUT FIGURE 2. 4x4 MATRIX KEYPAD The IRQ service routine , application note include all of those needed to interface a 4x4 matrix keypad and a 16x2 Optrex LCD display , Scanning The keypad scan routine detailed here is for a 16 key, 4 row by 4 column matrix keypad. Four of , with a LCD module containing the Hitachi 00022 ; HD44780 LCD interface chip and a 16 key (4x4 matrix , Harris Semiconductor No. AN9702 Harris Digital February 1997 Keypad Scan and LCD
Harris Semiconductor
Original
16 pin diagram of lcd display 16x2 14 pin diagram of optrex lcd display 16x2 LCD ASCII CODE 16x2 LCD display module 16x2 characters HD44780 16 pin diagram of HD44780 lcd display 16x2 16x2 lcd HD44780 CDP68HC05 CDP68HC05C8B CD0277 6B657900 C0202020

14 pin diagram of optrex lcd display 16x2

Abstract: 65c51 3 4 COLUMN LINES - TO MCU INPUT FIGURE 2. 4x4 MATRIX KEYPAD The IRQ service routine is , 16 key (4x4 matrix) keypad. 00023 ; The main program used to test out these subroutines prints a , The keypad scan routine detailed here is for a 16 key, 4 row by 4 column matrix keypad. Four of the , software routines written for this application note include all of those needed to interface a 4x4 matrix , Keypad Scan and LCD Interface for the CDP68HC05 Application Note May 1997 AN9702
Intersil
Original
65c51 program for 4X4 calculator keypad optrex lcd display 16x2 B605 16x2 hd44780 standard values of hex table in Lcd 16x2 to microcontroller ISO9000

sma connector footprint

Abstract: FT2232D via a jumper if needed. 3.12 Keypad SX1508EVK includes a 4x4 matrix keypad made of 16 individual , . 8 Keypad , ). 12 Keypad , ) . 12 Figure 13: SX1508EVK Keypad Demo Window . 13 Figure 14: SX1508EVK Keypad Demo Jumpers Configuration (keypad position
Semtech
Original
SX1508 sma connector footprint FT2232D 8x8 matrix keypad c USB TO I2C 12 Buttons Keypad Matrix

20x4 line lcd

Abstract: 20x4 line lcd with keypad -232 or Inverted TTL (2400 to 57600 Baud (8,N,1) · Keypad input: 4x4 matrix type · Power , to support baud rates up to 57600. It also provides support for a 4x4 matrix keypad which allos user , interface supports matrix keypads up to 4x4 in size (16 keys). Instead of predefining the keypad's key , a 20x4 display and a built-in port capable of supporting a keypad up to 4x4 in size. It supports an , Embedded SDK", AN1921/D) that focused on interfacing the DSP56824 with an LCD, keypad and an SPI-based
Motorola
Original
TLC2543 DSP56F805 20x4 line lcd 20x4 line lcd with keypad Display LCD 20x4 8X2 LCD DISPLAY DSP56F807 lcd AN1924/D DSP568 MAX3100 RS-232

20x4 line lcd with keypad

Abstract: 8X2 LCD DISPLAY (8,N,1) · Keypad input: 4x4 matrix type · Power requirements: 5V to 15V DC at 9mA (200mA , to support baud rates up to 57600. It also provides support for a 4x4 matrix keypad which allos user , .8 Keypad Interface The keypad interface supports matrix keypads up to 4x4 in size (16 keys). Instead of , of supporting a keypad up to 4x4 in size. It supports an RS-232 interface that can work at either , EMF protection diodes. A.6 Matrix KeyPad Input The keypad input connections (visible in Figure A
Motorola
Original
serial LCD 16X2 LCD ASCII CODE c source code keypad 4x4 16 bit LCD 16X2 5V RS232 Driver 20X4 LCD display lcd 16x2 232 RS-232-

X10 schematic

Abstract: URC-3000 -1 4x4 Matrix Keypad XTAL1 VCC 5 + P27 1.5V (AA) P26 P25 VCC Z86L06 P24 R1 , are used for scanning the keypad. There are also two on-board Counter/Timers. Timer 1 is used to time the IR transmission. Timer 2 is used to scan the keypad. The schematic for the transmitter is , Control IRQ4 - KEY SCAN ROUTINE Scan Keypad Get Key Data Same Key as Last Scan? No Yes , Remote Control APPENDIX A (Listing 1) This program is designed to scan a matrix keyboard and output
ZiLOG
Original
URC-3000 X10 schematic SEP8703-1 X10 home auto RR501 zilog z86E08 11111011B 00000100B 00000010B 11111101B AP96LVO0200

HS190-ND

Abstract: SIP programmer CABLE 10PIN . The edge connector J19 allows the user to connect an external 4x4 matrix Keypad. One stepper motor x1 , This connector can be used to connect to a 4x4 keypad matrix. This is connected to the Port 0 of the
-
Original
HS190-ND SIP programmer CABLE 10PIN FLASH-CAN-100MP-MO6 MATRIX-4X2 MALE PIN HEADER 25X2 resistors pack F2MC-16 MB89PV930
Showing first 20 results.