The Datasheet Archive

Top Results (6)

Part Manufacturer Description Datasheet Download Buy Part
LTC1472CS#PBF Linear Technology LTC1472 - Protected PCMCIA VCC and VPP Switching Matrix; Package: SO; Pins: 16; Temperature Range: 0°C to 70°C
LTC1472CS Linear Technology LTC1472 - Protected PCMCIA VCC and VPP Switching Matrix; Package: SO; Pins: 16; Temperature Range: 0°C to 70°C
LTC1472CS#TRPBF Linear Technology LTC1472 - Protected PCMCIA VCC and VPP Switching Matrix; Package: SO; Pins: 16; Temperature Range: 0°C to 70°C
LTC1472CS#TR Linear Technology LTC1472 - Protected PCMCIA VCC and VPP Switching Matrix; Package: SO; Pins: 16; Temperature Range: 0°C to 70°C
TIL311 Texas Instruments 4X7 DOT MATRIX DISPLAY, RED, 7.62mm
EMB1428QSQX/NOPB Texas Instruments Switch Matrix Gate Driver for Active Cell Balancing 48-WQFN

keyboard matrix 16*8 Datasheets Context Search

Catalog Datasheet MFG & Type PDF Document Tags
1999 - KW20OP-S

Abstract: KW16CM-S KW16FX-S 24C16 equivalent BC307 versapoint KW16OP-MOD APPLE* adb macintosh usb MOUSE ENCODER logitech HW01-ADB
Text: matrix , external EEPROM Keyboard for 16x8 matrix , external EEPROM Keyboard for 16x8 matrix , external EEPROM, macros Keyboard for 16x8 matrix , external EEPROM, macros Keyboard for 16x8 matrix , external EEPROM, long macros Keyboard for 16x8 matrix , external EEPROM, long macros Keyboard for 20x12 matrix , three functions per key KeyWarrior 16 · 16x8 Key matrix · One function shift key for two functions per key KeyWarrior 20 · 20x12 Key matrix KeyWarrior Combo O · 16x8 Key matrix · One function shift key for


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PDF 20x12 x49-3379-20509-20 x49-33790-20509-30 KW20OP-S KW16CM-S KW16FX-S 24C16 equivalent BC307 versapoint KW16OP-MOD APPLE* adb macintosh usb MOUSE ENCODER logitech HW01-ADB
ic 8279 SPECIFICATION

Abstract: ic 8279 block diagram Block Diagram of 8279 micro processor ic 8279 intel 8279 Block Diagram of 8279 8279 intel microprocessor pin diagram applications of 8279 keyboard decoder Intel 8275
Text: ® microprocessors. The keyboard portion can provide a scanned interface to a 64-contact key matrix . The keyboard , provide the proper Key scan, row scan, keyboard matrix scan, and display scan times. Scan Counter The , Rollover 0 1 1 Decoded Scan Keyboard — N-Key Rollover 1 0 0 Encoded Scan Sensor Matrix 1 0 1 Decoded , rising edge of a CNTL/STB line pulse. Data can come from another encoded keyboard or simple switch matrix , address/ bus\ ïC shift cn int (or _ I low reset cs ao clk £ return lines keyboard matrix 8


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PDF MCS-85â 16-Numerical 16-Character 16-Byte 64-contact AFN-00742B AFN-00742B ic 8279 SPECIFICATION ic 8279 block diagram Block Diagram of 8279 micro processor ic 8279 intel 8279 Block Diagram of 8279 8279 intel microprocessor pin diagram applications of 8279 keyboard decoder Intel 8275
1999 - 0X029E

Abstract: keyboard encoder schematic SH1101FB keyboard matrix laptop LED backlight schematic laptop keyboard matrix 18*8 0x0192 keyboard matrix 16*8 EFO-S6004E5 matrix encoded keypad
Text: keyboard encoder with a userprogrammable keyboard matrix , and an interface that automatically detects a , encodes an 8 x 16 keyboard matrix · Custom / macro keys · Windows® application provided to design , LED interface Power Management Section Keyboard interface Columns RESET Keyboard matrix , Semtech Corporation SH1101-DS-104 4 www.semtech.com MATRIX DESIGN EXAMPLE KEYBOARD MATRIX , diagram of the standard matrix for the Fujitsu FKB7654 laptop-type keyboard . PAUSE (B) Cases where


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PDF SH1101 SH1101-DS-104 0X029E keyboard encoder schematic SH1101FB keyboard matrix laptop LED backlight schematic laptop keyboard matrix 18*8 0x0192 keyboard matrix 16*8 EFO-S6004E5 matrix encoded keypad
1999 - 0x029E

Abstract: EVK-SH1101 keyboard matrix notebook
Text: keyboard encoder with a userprogrammable keyboard matrix , and an interface that automatically detects a USB , mice. FEATURES · User-programmable keyboard matrix · Interfaces to host using USB or PS/2; automatically detects interface type · Scans and encodes an 8 x 16 keyboard matrix · Custom / macro keys · , RESET Power-on Reset Keyboard matrix 16 Rows 8 16-bit Timer Serial Interface to EEPROM Host USB , DESIGN Here are some factors that need to be considered when designing a keyboard matrix . Because of the


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PDF SH1101 16-column SH1101-DS-104 0x029E EVK-SH1101 keyboard matrix notebook
8279 intel microprocessor pin diagram

Abstract: intel 8279 Block Diagram of 8279 micro processor ic 8279 block diagram of intel 8279 chip Block Diagram of 8279 8279 applications of 8279 intel 8279 programming 8279 chip
Text: interface to a 64-contact key matrix . The keyboard portion will also interface to an array of sensors or a , to provide the proper key scan, row scan, keyboard matrix scan, and display scan times. Output Modes , int data bus rd wr reset JL aq clk keyboard matrix return lines 8 columns 8 rows "7V shift , intJ 8279/8279-5 PROGRAMMABLE KEYBOARD /DISPLAY INTERFACE Simultaneous Keyboard Display Operations Scanned Keyboard Mode Scanned Sensor Mode Strobed Input Entry Mode 8-Character Keyboard FIFO


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PDF 16-Numerical 16-Character 16-Byte 64-contact 8279 intel microprocessor pin diagram intel 8279 Block Diagram of 8279 micro processor ic 8279 block diagram of intel 8279 chip Block Diagram of 8279 8279 applications of 8279 intel 8279 programming 8279 chip
ic 8279 block diagram

Abstract: 8279 intel microprocessor pin diagram ic 8279 Block Diagram of 8279 applications of 8279 8279 ic 8279 intel intel 8279 8279 decoder m8279a
Text: -contact key matrix . The keyboard portion will also interface to an array of sensors or a strobed interface , , keyboard matrix scan, and display scan times. Input Modes · Scanned Keyboard-with encoded (8 x 8 key , edge of a CNTL/STB line pulse. Data can come from another encoded keyboard or simple switch matrix . The , in te i 8 2 7 9 /8 2 7 9 -5 PROGRAMMABLE KEYBOARD /DISPLAY INTERFACE Simultaneous Keyboard Display Operations Scanned Keyboard Mode Scanned Sensor Mode Strobed Input Entry Mode 8-Character Keyboard


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PDF 16-Numerical 16-Character 16-Byte 64-contact ic 8279 block diagram 8279 intel microprocessor pin diagram ic 8279 Block Diagram of 8279 applications of 8279 8279 ic 8279 intel intel 8279 8279 decoder m8279a
TMP8279P-5

Abstract: TMP8279 keyboard matrix toshiba keyboard matrix 16*8 line scan sensor 16X4 n-key rollover 16x8 dual ram tmp8279p
Text: interface to a 64-contact key matrix . Also, the keyboard portion can interface to an array of sensors or a , €¢ Scanned Keyboard mode. • Scanned Sensor Matrix mode. • Strobed Input Entry mode. • Buil in 8 , the following state. (1) 16X8 bit character display, left entry. (2) Encode scan keyboard , 2 key , to provide the proper keyboard matrix scan and display scan timings. 6.3 SCAN COUNTER Two modes are , Ap CLK SHJFT CONTROL RETURN LINE 8 / KEYBOARD MATRIX 8 COLUMNS 8 ROWS RESET SHIFT CNTL RL0~7


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PDF TMP8279 TMP8279P-5 TMP8279) TLCS-85 64-contact MPU85-314 MPU85-31 TMP8279P-5 TMP8279 keyboard matrix toshiba keyboard matrix 16*8 line scan sensor 16X4 n-key rollover 16x8 dual ram tmp8279p
Block Diagram of 8279 micro processor

Abstract: ic 8279 block diagram ic 8279 Block Diagram of 8279 intel 8279 applications of 8279 8279 intel microprocessor pin diagram 8279 chip of 8279 ic 8279 intel
Text: interface to a 64-contact key matrix . The keyboard portion will also interface to an array of sensors or a , frequency to provide the proper key scan, row scan, keyboard matrix scan, and display scan times. Output , . msb_lsb cntl shift scan return SCANNED KEYBOARD DATA FORMAT In Sensor Matrix mode, the data on the , keyboard or simple switch matrix . The return lines can also be used as a general purpose strobed input , RETURN LINES KEYBOARD MATRIX 8 COLUMNS 8 ROWS 7Y SHIFT CNTL INT 0-7 IOR iöw RESET CS A0 CLK


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PDF 16-Numericai 16-Character 16-Byte 64-contact Block Diagram of 8279 micro processor ic 8279 block diagram ic 8279 Block Diagram of 8279 intel 8279 applications of 8279 8279 intel microprocessor pin diagram 8279 chip of 8279 ic 8279 intel
TMP8279

Abstract: *82c79 TMP8279P-5 intel 8279 TLCS-85 n-key rollover 8279-5 display port TMP82C79 ssop40
Text: interface. The keyboard portion can provide a scanned interface up to 64-contact key matrix . Also, the , €¢ Simultaneous Keyboard Display operation. • Scanned Keyboard mode. • Scanned Sensor matrix mode. â , to provide the proper key scan, row scan, keyboard matrix scan and display scan timings. 6.3 SCAN , Mode 0 0 8x8 bit character display-Left entry * 0 0 0 Encoded Scan Keyboard -2-Key Lockout 0 1 16x8 , interface to a 64-contact key matrix . Also, the keyboard portion can interface to an array of sensors or a


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PDF TMP82C79 TMP82C79P-2/TMP82C79M-2 TMP82C79P-2/M-2 TMP82C79) 64-contact OR20H. MPU85-313 TMP8279 DIP40-P-600 MPU85-314 TMP8279 *82c79 TMP8279P-5 intel 8279 TLCS-85 n-key rollover 8279-5 display port TMP82C79 ssop40
TMP82C79P-2

Abstract: 82c79 TMP82C79 fifo ram 8bit ssop40 16X4 TMP82C79M-2 toshiba signal multiplexing D-B73C
Text: interface. The keyboard portion can provide a scanned interface up to 64-contact key matrix . Also, the , €¢ Simultaneous Keyboard Display operation. • Scanned Keyboard mode. • Scanned Sensor matrix mode. â , to provide the proper key scan, row scan, keyboard matrix scan and display scan timings. 6.3 SCAN , CS A0 CLK SHIFT CONTROL RETURN LINE KEYBOARD MATRIX 8 COLUMNS 8 ROWS RESET SHIFT CNTL RLq~7 , TOSHIBA TMP82C79 PROGRAMMABLE KEYBOARD /DISPLAY INTERFACE TMP82C79P-2/TMP82C79M-2 1. GENERAL


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PDF TMP82C79 TMP82C79P-2/TMP82C79M-2 TMP82C79P-2/M-2 TMP82C79) 64-contact MPU85-291 40PIN DIP40-P-600 MPU85-292 TMP82C79P-2 82c79 TMP82C79 fifo ram 8bit ssop40 16X4 TMP82C79M-2 toshiba signal multiplexing D-B73C
82C79

Abstract: TMP82C79 SSOP40 fifo ram 8bit TMP82C79P-2 line scan sensor SSOP40 package 16X4 MPU85-272 D-B73C
Text: interface. The keyboard portion can provide a scanned interface up to 64-contact key matrix . Also, the , €¢ Simultaneous Keyboard Display operation. • Scanned Keyboard mode. • Scanned Sensor matrix mode. â , , row scan, keyboard matrix scan and display scan timings. 6.3 SCAN COUNTER Two modes are available , CS A0 CLK SHIFT CONTROL RETURN LINE KEYBOARD MATRIX 8 COLUMNS 8 ROWS RESET SHIFT CNTL RLq~7 , TOSHIBA TMP82C79 PROGRAMMABLE KEYBOARD /DISPLAY INTERFACE TMP82C79P-2/TMP82C79M-2 1. GENERAL


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PDF TMP82C79 TMP82C79P-2/TMP82C79M-2 TMP82C79P-2/M-2 TMP82C79) 64-contact MPU85-291 40PIN DIP40-P-600 MPU85-292 82C79 TMP82C79 SSOP40 fifo ram 8bit TMP82C79P-2 line scan sensor SSOP40 package 16X4 MPU85-272 D-B73C
1999 - eeprom 24c02 led driver

Abstract: Commander CV 150 FID-820 124C02 S15.1 mouse chips
Text: KeyWarriorComboH Keyboard /Mouse combo controller chip using A/D converter for mouse input Supplement to the KeyWarrior data sheet 1. Features · USB and PS/2 keyboard /mouse interfaces · Auto detects active interface · Supports up to 128 keys in 16x8 matrix · Full USB V1.1/2.0 compliance · Full USB HID 1.1 compliance · Supports diodes in the key matrix · User defineable matrix · In system programmable , reeiver Source EOP width Differential driver jitter Differential driver jitter Keyboard Matrix Scan Timing


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PDF x49-3379-20509-20 x49-33790-20509-30 eeprom 24c02 led driver Commander CV 150 FID-820 124C02 S15.1 mouse chips
1999 - SH1101

Abstract: keyboard matrix 18*8 3*4 matrix keypad 0X029E
Text: keyboard encoder with a userprogrammable keyboard matrix , and an interface that automatically detects a USB , keyboard matrix · Interfaces to host using USB or PS/2; automatically detects interface type · Scans and encodes an 8 x 16 keyboard matrix · Custom / macro keys · Windows® application provided to design keyboard , Management Section Keyboard interface Columns RESET Power-on Reset Keyboard matrix 16 Rows 8 , SH1101 scans a keyboard organized as an 8 row by 16 column matrix for a maximum of 128 keys. Smaller size


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PDF SH1101 16-column keyboard matrix 18*8 3*4 matrix keypad 0X029E
1999 - strain gauge sensor interface

Abstract: CTS109 N860 LMV321M5 led emergency LED backlight schematic laptop intel 3301 ROM fujitsu keyboard N860 COL10 BKLT100
Text: keyboard and mouse encoder which offers a programmable keyboard matrix and a PixiPoint® strain gauge , . The SH2165 scans and encodes an 8-row by 18-column keyboard matrix . The encoder retrieves matrix , Bootable USB mouse device · Programmable 8 x 18 keyboard matrix · Multimedia key support · Windows applications provided to design and load keyboard matrix · Up to 22 custom / macro keys · Provides direct , Backlight Control LED Interface _RESET Power On Reset Keyboard Matrix 18 8 16 Bit


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PDF SH2165 18-column strain gauge sensor interface CTS109 N860 LMV321M5 led emergency LED backlight schematic laptop intel 3301 ROM fujitsu keyboard N860 COL10 BKLT100
1998 - R134

Abstract: EPX10 R73 KP A1 630 f9114
Text: Appendix B Default keyboard matrix and layout Appendix C Mechanicals (80-pin QFP) 8-2 8-3 9-1 A , consumes 1µA · Scans a fully programmable 8 X 16 keyboard matrix · Supports Japanese, English and European , Mode Serial Communications Port Keyboard Matrix Scanner ROW 0-7 COL 0-15 10 _ATN/_CTS , key press in the scanned keyboard matrix (active-low) or drives the pin high when running Rows R0 , 70 69 68 67 66 65 64 63 I I I I I I I I Keyboard matrix row Keyboard matrix row Keyboard matrix


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PDF UR8HC007-001 DOC8-007-001-TR-075 R134 EPX10 R73 KP A1 630 f9114
mathematics for high school

Abstract: 8 digit lcd scientific calculator display lcd scientific calculator display circuit imprime de tv CE-451L EL-9900 BX-1-101 sharp calculator transistor substitution chart varian
Text: main features of this graphing calculator are as follows: · Reversible Keyboard to suit the needs of , . Introduction Reversible Keyboard This calculator comes equipped with a reversible keyboard . Reverse the keyboard to select Basic Mode or Advanced Mode. Basic Mode A green background color keyboard with , Introduction Advanced Mode (Default mode) A blue background color keyboard with advanced mathematical , . 4 Reversible Keyboard


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PDF EL-9900 02JGK TINSE0511EH01) 1-800-BE-SHARP ICES-003. NMB003 06JGK mathematics for high school 8 digit lcd scientific calculator display lcd scientific calculator display circuit imprime de tv CE-451L EL-9900 BX-1-101 sharp calculator transistor substitution chart varian
C-PORT

Abstract: keyboard matrix LED drive and keyboard control chip DRV12 DRV15 GL651USB DRV18 USB matrix keyboard controller
Text: to encode/decode the host commands and to decode the keyboard matrix data. Its 8 generalpurpose I/O , supports 20 drive pins to meet the diversity of keyboard matrix . Besides, 5 GPIO pins support the LED , 4 General purpose pin 3 Reset input 1: self-powered. 0: bus-powered Keyboard matrix sense input 1 Keyboard matrix sense input 2 Keyboard matrix sense input 3 Keyboard matrix sense input 4 Keyboard matrix sense input 5 Keyboard matrix sense input 6 Keyboard matrix sense input 7 Keyboard


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PDF GL651USB GL651USB 2N7002 C-PORT keyboard matrix LED drive and keyboard control chip DRV12 DRV15 DRV18 USB matrix keyboard controller
1999 - smd transistor f24 sot23

Abstract: LED backlight schematic laptop elantech touch smd transistor 5d sot-23 EVQ-QS205K strain gauge n6 Diode smd f6 alps encoder transistor SMD making code 3f SMD TRANSISTOR j8
Text: keyboard and mouse encoder which offers a programmable keyboard matrix and a PixiPoint® strain gauge , . The SH2165 scans and encodes an 8-row by 18-column keyboard matrix . The encoder retrieves matrix , Bootable USB mouse device · Programmable 8 x 18 keyboard matrix · Multimedia key support · Windows applications provided to design and load keyboard matrix · Up to 22 custom / macro keys · Provides direct , Keyboard Matrix 18 8 16 Bit Timer Rows SCL I2C Interface to EEPROM XIN Columns


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PDF SH2165 18-column smd transistor f24 sot23 LED backlight schematic laptop elantech touch smd transistor 5d sot-23 EVQ-QS205K strain gauge n6 Diode smd f6 alps encoder transistor SMD making code 3f SMD TRANSISTOR j8
M5L8085AP

Abstract: M5L8085 M5L8279P-5 M5L8279P5 keyboard decoder mitsubishi Image Sensor keyboard matrix 16*8 M5L8279 M5L8279P programmable keyboard
Text: €¢ Keyboard mode • Sensor matrix mode • Strobed mode • Internally provided key bounce protection , RAM. It operates in any one of the scanned keyboard mode, scanned sensor matrix mode or strobed entry , data entered into the FIFO In each of the above modes are described in the following: Keyboard matrix , RESET CS Ao CLK So~Sî BD OBo~ob3 QAo~OA3 40 CONTROL cuict 8X8 KEY bHIM KEYBOARD 8-ROW MATRIX , ) PROGRAMMABLE KEYBOARD /DISPLAY INTERFACE DESCRIPTION The M5L8279P-5 is a programmable keyboard and display


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PDF M5L8279P-5 M5L8279P-5 8-bit/16-bit 40-pin 16-DIGITS M5L8085AP M5L8085 M5L8279P5 keyboard decoder mitsubishi Image Sensor keyboard matrix 16*8 M5L8279 M5L8279P programmable keyboard
1999 - wireless mouse using ir sensors

Abstract: 24c16 EEPROM CYWM6935 24c16 programmer optical quadrature encoder mouse encoder keypad 16x8 SSOP48 SOIC24 CYWUSB6935
Text: receiver · Auto detects active interface · Supports up to 128 keys in 16x8 matrix · USB V1.1/2.0 , available as a keyboard /mouse combo transmitter supporting optically encoded trackballs and up to 16x8 , KeyWarrior WUSB Wireless keyboard , mouse, and keyboard /mouse combo chipset at 2.4GHz Code , diodes in the key matrix · User defineable matrix · In system programmable keymap · Supports 47 macros with up to 31 codes each · Assignable function shift keys to switch to a second and third matrix


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PDF x49-3379-20509-20 x49-33790-20509-30 wireless mouse using ir sensors 24c16 EEPROM CYWM6935 24c16 programmer optical quadrature encoder mouse encoder keypad 16x8 SSOP48 SOIC24 CYWUSB6935
1995 - 48 pin laptop keyboard

Abstract: laptop keyboard schematic laptop keyboard schematic matrix keyboard schematic xt keyboard matrix laptop IBM PC xt schematics chicony COP943C chicony laptop keyboard 26 pin laptop keyboard
Text: hardware keyrollover (diodes in matrix ) FIGURE 2 MF-2 Keyboard Schematics with a 44-Pin COP888CL 2 , or a ceramic clock The keyboard is organized as an 8 input by 16 output matrix The COP888CL's L , feature which allows an event driven keyboard scanning The key matrix is therefore continuously scanned , should be removed if keyboard has hardware keyrollover (diodes in matrix ) FIGURE 3 MF-2 Keyboard , make code ``14 TL DD 11091 ­ 13 FIGURE 4 Keyboard Matrix COP888CL AT Code Set 5 matrix


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PDF COP888CL COP943C COP880CL COP880C 20-3A 48 pin laptop keyboard laptop keyboard schematic laptop keyboard schematic matrix keyboard schematic xt keyboard matrix laptop IBM PC xt schematics chicony chicony laptop keyboard 26 pin laptop keyboard
2001 - CSC0108A-07

Abstract: keyboard matrix keyboard matrix 8 x 18 multimedia keyboard CSC0108A HID keyboard scanning keyboard controller Keyboard matrix 3*4 USB keyboard ic K131
Text: matrix scanning output Keyboard matrix scanning output LED output M/Mode Volume control KNOBP/ EL , : volume control knob function GND: EL light function External reset Keyboard matrix scanning output Keyboard matrix scanning output Keyboard matrix scanning output Keyboard matrix scanning output Keyboard matrix scanning output Keyboard matrix scanning output Keyboard matrix scanning output Keyboard matrix scanning output Keyboard matrix scanning output Keyboard matrix scanning output Keyboard matrix scanning


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PDF CSC0108A-07 CSC0108A-07 keyboard matrix keyboard matrix 8 x 18 multimedia keyboard CSC0108A HID keyboard scanning keyboard controller Keyboard matrix 3*4 USB keyboard ic K131
M5L8085AP

Abstract: M5L8085 M5L8279P m5l8279 M5L8279P-5 M5L8085a Key rollover key matrix BL W08 Two Digit entry counter keyboard decoder
Text: €¢ Keyboard mode • Sensor matrix mode • Strobed mode • Internally provided key bounce protection , entry 1 1 16—8 -bit character display—right entry K K K ( Keyboard mode set command) 0 0 0 Encoded , -key matrix that Is obtained by combining the return line inputs with the scan timing. For the keyboard , described in the following: Keyboard matrix MSB LSB 7v CNTL SHIFT L. .ENCODED RETURN INPUT SCAN , ~Sî RD WR RESET CS Ao CLK OBo~OB3.QAO~OA3 40 CONTROL cuict 8X8 KEY bHIM KEYBOARD 8-ROW MATRIX


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PDF b54Tfl2Ã M5L8279P-5 M5L8279P-5 8-bit/16-bit 40-pin con21 16-DIGITS M5L8085AP M5L8085 M5L8279P m5l8279 M5L8085a Key rollover key matrix BL W08 Two Digit entry counter keyboard decoder
RS-232 DB9F connector

Abstract: 400.128.2004 Populated RGBs mouse serial rs232
Text: non-blocking 128 x 128 matrix switch. Up to 128 video, keyboard /mouse, serial, and audio sources can be , Matrix Size: Connector Type: Communication: Maximum Data Rate: Power: KEYBOARD /MOUSE Matrix Size , MATRIX-HUB 128 2 LARGE SCALE MULTI-INTERFACE MATRIX SWITCH The Matrix-Hub 1282 is a large-scale multi-interface 128 x 128 (maximum) matrix switch for high performance graphics environments , users. Route video, keyboard and mouse, serial, and audio signals quickly and easily to optimize


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PDF grap47-63Hz RS-232, RS-422) RS-232 DB9F connector 400.128.2004 Populated RGBs mouse serial rs232
1997 - ht9205

Abstract: keyboard matrix 16*8 9305FC HT3810 HT9305F keypad keyboard driver keyboard TIMING DIAGRAMS rk21
Text: matrix which can perform keyboard input detection and dialing specification setting functions. When , V1, V2, . Vn: Harmonic signals (BW=300Hz~3500Hz) Functional Description Keyboard matrix C1~C5 and R1~R4 form a keyboard matrix . Together with a 4×5+1 keyboard , the keyboard matrix is used for dialing entries. In addition, the keyboard matrix provides resistor options for different dialing , selected by adding resistors across keyboard matrix pins. The allowable option resistor connections are


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PDF HT9305F 58MHz ht9205 keyboard matrix 16*8 9305FC HT3810 keypad keyboard driver keyboard TIMING DIAGRAMS rk21
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