3*4 MATRIX KEYPAD Search Results

keypad matrix

Abstract: 270 ohm resistor 4 by 3 membrane keypad
Contextual Info: Application Note: Scanning The Keypad Matrix and Driving The LEDs 1 2 3 4 SWITCH MATRIX LED MATRIX RoHS COMPLIANT Row1 PINS 10 Row1 Row2 9 Row2 2 Row3 8 Row3 3 Row4 7 Row4 4 PIN 5 Column1 6 Column1 PIN PINS 1 Scanning The Keypad Matrix The membrane keypad can be interfaced easily to a bi-directional 8 bit port on a microprocessor.

4 by 3 membrane keypad

Abstract: keypad matrix 270 ohm resistor Matrix Membrane Keypad the program keypad scanning
Contextual Info: Application Note: Scanning The Keypad Matrix and Driving The LEDs 2 3 4 5 6 7 8 9 10 11 12 LED MATRIX RoHS COMPLIANT Row2 13 Row2 2 Row3 12 Row3 3 Row4 11 Row4 4 Column3 10 PINS 5 6 7 Column3 9 PINS 1 Column1 PINS 8 Column2 Row1 Column1 PINS Row1 14 Column2

flowcode e-block

Abstract: flowcode "7 Segment Display" led matrix circuits diagram of LED matrix display keypad diode matrix picmicro EB-009-00-1 ribbon cable socket layout diagram of microcontroller
Contextual Info: Matrix Multimedia Adaptor Board Adaptor Board datasheet version 2 board adaptor D E C e blocks A B Contents 1. About this document 2. General information 3. Board Layout 4. Getting Started 5. Circuit description Appendix o Circuit Diagram Copyright 2004 Matrix Multimedia Limited

4x4 keypad Encoder IC

Abstract: 4x4 keypad to bcd 4x4 matrix keypad and microcontroller KEYPAD encoder rs232 ic datasheet keypad 4x4 4x4 matrix keypad EDE1144 KEYPAD encoder ic keypad encoder schematic hex keypad 4x4 hex keypad with microcontroller
Contextual Info: EDE1144 Keypad Encoder IC 4 x 4 Matrix Keypad Encoder IC EDE1144 RS-232 Output 1 XMIT Beep 18 Beeper Output 0=2400, 1=9600 Baud 2 Baud Valid 17 Data Valid Output Connect to +5V 3 +5V OSC1 16 Oscillator Conection Connect to +5V 4 +5V OSC2 15 Oscillator Connection

4x4 matrix keypad and microcontroller

Abstract: 4x4 keypad to bcd 4x4 matrix keypad datasheet keypad 4x4 hex keypad keypad encoder schematic EDE1144 KEYPAD encoder ic KEYPAD 4 X 4 cmos ic for keypad 4X4 keypad Encoder IC
Contextual Info: EDE1144 Keypad Encoder IC 4 x 4 Matrix Keypad Encoder IC EDE1144 RS-232 Output 1 XMIT Beep 18 Beeper Output 0=2400, 1=9600 Baud 2 Baud Valid 17 Data Valid Output Connect to +5V 3 +5V OSC1 16 Oscillator Conection Connect to +5V 4 +5V OSC2 15 Oscillator Connection

3*4 matrix keypad

Abstract: keypad 3*4 apem -2 apem keypad KEYPAD telephone 4*4 matrix keypad
Contextual Info: STANDARD 12 KEYPAD 3+4 MATRIX KEYPAD WITH INSERT POCKETS 76.00 mm 5.00 mm 95.00 mm SEE DETAIL OF KEY CONSTRUCTION BELLOW 3.50 mm R10 mm X4 12, 12.60 mm DIA. CLEAR WINDOWS WITH SILVER PERIMETER EMBOSSING 10.00 mm 49.50 mm TWO 4.00 x 35.50 mm INSET OPENINGS

UM9151

Abstract: UM9151-3 150PF 36KHZ Telephone Dialer Circuit 182
Contextual Info: UMC U M 9 1 S 1 -3 • Direct telephone line operation Redial with either * or # k e y ■ 4 x 3 matrix keyboard interface Dialer reset for line power break > 200 msec ■ Supply voltage range 2. O V to 5.5V Inter-digit pause 800ms ■ Inexpensive RC oscillator

SA9151B

Abstract: AY-5-9151B SA9151 telephone speech circuit keypad pin diagram ay-5-9151 PM16-855 AY5-9151B block diagram of speech recognition Logic diagram circuit
Contextual Info: BACK SA9151B sames SA9151B PULSE DIALLER FEATURES n 2,5 to 5,0V Supply voltage n Pin selectable Break:Make Ratio n 22 digit Last Number Redial LNR n Pin selectable Interdigit Pause n On-chip clock Generator n n Uses 4 x 3 matrix single contact keypad On-chip Input pull-up/pull-down

UM9151

Abstract: 1N4001X4
Contextual Info: UMC UM 9151-3 "BÊHÊnim nÊÊÊKÊÊHnHKÊÊtKÊBÊÊÊÊIÊiÊBÊÊÊm p u/s e dia ler H i Features • Direct telephone line operation ■ Redial with either * or # key ■ 4 x 3 matrix keyboard interface ■ Dialer reset for line power break > 200 msec

4x3 matrix keyboard

Abstract: UM9151-3 4x3 matrix keypad operation of 4x3 keypad UM9151 KEYPAD 4x3 Telephone Dialer Circuit 182 KEYPAD telephone 10PPS 4x3 keypad
Contextual Info: • « ■ « i w ■ UMC •■••• <PUMC Pulse Dialer Features Direct telephone line operation Redial w ith either # or ft key 4 x 3 matrix keyboard interface Dialer reset for line power breaks > 2 0 0 ms Supply voltage range of 2.0 to 5.5 volts 800 ms inter-digit pause

Contextual Info: FEATURES FUNCTIONAL BLOCK DIAGRAM ADP5587 GND 19 VCC C9 21 18 SCL 23 CONTROL INTERFACE CONTROL REGISTERS SDA 22 C8 17 RST 20 15 16 08612-001 14 C7 13 C6 12 C5 11 C4 10 C3 9 C2 8 C1 7 C0 6 R0 5 R1 4 R3 3 R4 2 R5 1 R2 INT 24 R7 18-GPIO port expander or 10 x 8 keypad matrix

circuit diagram of keypad lock system

Abstract: qwerty keypad matrix
Contextual Info: FEATURES FUNCTIONAL BLOCK DIAGRAM ADP5587 GND 19 VCC C9 21 18 SCL 23 CONTROL INTERFACE CONTROL REGISTERS SDA 22 C8 17 RST 20 15 16 08612-001 14 C7 13 C6 12 C5 11 C4 10 C3 9 C2 8 C1 7 C0 6 R0 5 R1 4 R3 3 R4 2 R5 1 R2 INT 24 R7 18-GPIO port expander or 10 x 8 keypad matrix

keypad diode matrix

Abstract: 12 Buttons Keypad Matrix 12C508 TIMER CONTROLLERS gp542 14 Buttons Keypad Matrix pic 12c508 applications transistor ZY 12c508 timer DIODE D29 Keypad matrix 12 key internal
Contextual Info: Discrete Logic Replacement A Keypad Controller for Bi-directional Key Matrix Author: Vladimir Velchev AVEX - Vladimir Velchev Sofia, Bulgaria email:avex@iname.com APPLICATION OPERATION: The PIC microcontroller can replace the traditional decoders and encoders that are used for old-fashion

Membrane Matrix Keypad

Abstract: 4 by 3 membrane keypad 16-key M12PARSANSMT HE14 pcb for KEYPAD matrix
Contextual Info: Datasheet 01.2007 M.series keypads EAO, the expert in Human Machine Interfaces, is proud to introduce the new M.series keypad range, designed to operate in varied environments and which can be used in different applications. The main advantage of this new keypad system is its

FA04

Abstract: VK204-24-USB
Contextual Info: PK202-24-USB Technical Manual Revision: 1.0 Contents Contents ii 1 Introduction 1.1 What to Expect From the PK202-24-USB . . 1.2 What Not to Expect From the PK202-24-USB 1.3 Keypad Interface . . . . . . . . . . . . . . . 1.4 Setup for Testing . . . . . . . . . . . . . . .

VK204-25

Abstract: 12 Key Numeric Keypad matrix converter number keypad EIA-232 GLK24064-25 LCD0821 LCD2021 LK204-25 VFD2041
Contextual Info: VK204-25 Technical Manual Revision: 1.0 Contents Contents ii 1 Introduction 1.1 What to Expect From the VK204-25 . . . 1.2 What Not to Expect From the VK204-25 . 1.3 Keypad Interface . . . . . . . . . . . . . 1.4 Setup for Testing . . . . . . . . . . . . .

LK404-55

Abstract: matrix de leds 5x7 numeric keypad i2c to RS-232 converter EIA232 LCD0821 LK204-25 VFD2041 dot matrix LCD ASCII CODE led matrix 5x7 using microcontroller
Contextual Info: LK404-55 Technical Manual Revision: 1.0 Contents Contents ii 1 Introduction 1.1 What to Expect From the LK404-55 . . 1.2 What Not to Expect From the LK404-55 1.3 Keypad Interface . . . . . . . . . . . . 1.4 Setup for Testing . . . . . . . . . . . . 1.5 Trying Out the LK404-55 . . . . . . . .

VK204-24-USB

Abstract: LK202-24-USB molex mx mx-5 relay DS18S20 FA04 vfd20
Contextual Info: VK204-24-USB Technical Manual Revision: 1.0 Contents Contents ii 1 Introduction 1.1 What to expect from the VK204-24-USB . . 1.2 What not to expect from the VK204-24-USB 1.3 Keypad Interface . . . . . . . . . . . . . . . 1.4 Setup for Testing . . . . . . . . . . . . . . .

vfd20

Abstract: 12 element LED bar display 12 Key Numeric Keypad LK204-25 led matrix 5X7 CATHODE bs matrix converter numeric keypad pin diagram of LED dot matrix display 5x7 2 color EIA232 GLK24064-25
Contextual Info: LK204-25 Technical Manual Revision: 1.0 Contents Contents ii 1 Introduction 1.1 What to Expect From the LK204-25 . . 1.2 What Not to Expect From the LK204-25 1.3 Keypad Interface . . . . . . . . . . . . 1.4 Setup for Testing . . . . . . . . . . . . 1.5 Trying Out the LK204-25 . . . . . . . .

6554 76

Abstract: EIA232 GLK24064-25 LCD0821 LK204-25 VFD2041
Contextual Info: PK202-25 Technical Manual Revision: 1.0 Contents Contents ii 1 Introduction 1.1 What to Expect From the PK202-25 . . 1.2 What Not to Expect From the PK202-25 1.3 Keypad Interface . . . . . . . . . . . . 1.4 Setup for Testing . . . . . . . . . . . . 1.5 Trying Out the PK202-25 . . . . . . . .

EIA232

Abstract: GLK24064-25 LCD0821 LK204-25 VFD2041 VK202-25
Contextual Info: VK202-25 Technical Manual Revision: 3.0 Contents Contents ii 1 Introduction 1.1 What to Expect From the VK202-25 . . . 1.2 What Not to Expect From the VK202-25 . 1.3 Keypad Interface . . . . . . . . . . . . . 1.4 Setup for Testing . . . . . . . . . . . . .

hex keypad

Abstract: C1308 EIA232 LCD0821 LK204-25
Contextual Info: PK162-12 Technical Manual Revision: 1.0 Contents Contents ii 1 Introduction 1.1 What to Expect From the PK162-12 . . 1.2 What Not to Expect From the PK162-12 1.3 Keypad Interface . . . . . . . . . . . . 1.4 Setup for Testing . . . . . . . . . . . . 1.5 Trying Out the PK162-12 . . . . . . . .

DS18S20

Abstract: FA04 LCD0821 VK204-24-USB LK202-24-USB
Contextual Info: LK202-24-USB Technical Manual Revision: 2.0 Contents Contents ii 1 Introduction 1.1 What to Expect From the LK202-24-USB . . 1.2 What Not to Expect From the LK202-24-USB 1.3 Keypad Interface . . . . . . . . . . . . . . . 1.4 Setup for Testing . . . . . . . . . . . . . . .

LK204-25

Abstract: LK204-25PC VFD2041 EIA232 GLK24064-25 LCD0821 dot matrix display 5x7 to display letters db9f pinout
Contextual Info: LK204-25PC Technical Manual Revision: 1.0 Contents Contents ii 1 Introduction 1.1 What to Expect From the LK204-25PC . . 1.2 What Not to Expect From the LK204-25PC 1.3 Keypad Interface . . . . . . . . . . . . . . 1.4 Setup for Testing . . . . . . . . . . . . . .