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Part Manufacturer Description Datasheet BUY
ISL29021IROZ-EVALZ Intersil Corporation Eval Board for ISL29021 Digital Proximity Sensor with Interrupt Function visit Intersil
ISL12082IUZ Intersil Corporation I2C-Bus™ Real Time Clock with Two Interrupts, Alarm, and Timer Low Power RTC with Battery ReSeal™, 2 IRQs, Hundredths of a Second Time, and Crystal Compensation; MSOP10, SOIC8; Temp Range: -40° to 85°C visit Intersil Buy
ISL12082IUZ-T Intersil Corporation I2C-Bus™ Real Time Clock with Two Interrupts, Alarm, and Timer Low Power RTC with Battery ReSeal™, 2 IRQs, Hundredths of a Second Time, and Crystal Compensation; MSOP10, SOIC8; Temp Range: -40° to 85°C visit Intersil Buy
ISL29021IROZ-T7 Intersil Corporation Digital Proximity Sensor with Interrupt Function; ODFN8; Temp Range: -40° to 85°C visit Intersil Buy
ISL29023IROZ-T7 Intersil Corporation Integrated Digital Light Sensor with Interrupt; AddressSelectionPins::No; Temp Range: -40° to 85°C visit Intersil Buy
ISL29035IROZ-T7A Intersil Corporation Integrated Digital Light Sensor with Interrupt; ODFN6; Temp Range: -40° to 85°C visit Intersil Buy

Digital Alarm Clock using 8051 interrupt

Catalog Datasheet MFG & Type PDF Document Tags

talking energy KWH meter introduction

Abstract: talking energy meter circuit diagram debugging. Real-time clock/calendar (RTC) with on-chip digital calibration and separate battery backup pin , Indicates how many samples are left (until nsamp), before the next interrupt is generated. Using this , clock/calendar (RTC) for complex tariff functions such as time-of-use or maximum demand billing and a , analog front-end and programmable Digital Signal Processor (DSP) from which active energy, mains voltage , -bit 8051 compatible microcontroller is freely programmable and provides user access to the various
austriamicrosystems AG
Original

Digital Alarm Clock using 8051 interrupt

Abstract: Digital Alarm Clock using 8051 generates alarm interrupt which can close or start some function of alarm clock through corresponding alarm , , timing alarm clock and clock adjustment. Built-in 8-bit timer for max. 256 seconds long time timing , system still work under clock. CPU can be waken up by allowed interrupt events caused by external , 12MHz oscillator provides clock for IO, interrupt extension module intc_e. RTC and external interrupt , , oscillator control, clock control and interrupt extension control, etc. About 15ms time delay is needed for
Silan Microelectronics
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ir sensor interface with 8051

Abstract: 8051 ps2 keyboard circuit general CMOS register by either the 8051 or the Host). The day alarm is programmed to wake up the 8051 , software RTC_EN bit. The host programs the FDC37N958FR RTC. The FDC37N958FR RTC alarm goes off. The 8051 , lid. A general purpose input pin (IN[7,2:0]) that generates an 8051 interrupt on either edge is , duty cycle and clock rate. Under the 8051 control, this output can function as the system speaker , GPIOx/INx pin (nON_OFF) can be connected to a front panel main power switch that can interrupt the 8051
Standard MicroSystems
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ir sensor interface with 8051 8051 ps2 keyboard circuit interfacing ps2 keyboard with 8051 Digital Alarm Clock using 8051 pwm fan speed control 8051 interfacing 8051 with temperature sensor 82371AB 16C550A

c program keypad keyboard interfacing 8051

Abstract: Digital Alarm Clock using 8051 a software register (put in a general CMOS register by either the 8051 or the Host). The day alarm , the 8051 programs the hardware CMOS alarm registers. The ACPI RTC_EN and RTC_STS bits are not , alarm goes off. The 8051 checks if the software RTC_EN bit is set. If set, then the 8051 generates an , interrupt on either edge is recommended to be used for this application. Under the 8051 control, system , under the 8051 control; The 8051 programs PMW1 Register (0x7F26) with the PWM duty cycle and clock rate
Standard MicroSystems
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c program keypad keyboard interfacing 8051 pc keyboard interfacing with 8051 8051 interfacing keypad PIN202 3FD12 c code for mouse interfacing 8051

talking energy KWH meter introduction

Abstract: 9323h -bit 8051 compatible microcontroller (MCU). - Programmable MCU clock with optional low power , system reset pin. - Real-time clock/calendar (RTC) with on-chip digital calibration and separate , /D-conversion and digital signal processor (DSP). - Low current consumption of 5mA, depending on MCU activity. - Digital phase correction and selectable gain on both current channels for use with two , ), programmable multi-purpose Inputs/Outputs (MPIO), a real time clock/calendar (RTC) for complex tariff
austriamicrosystems AG
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AS8218 AS8228 talking energy KWH meter introduction 9323h microcontroller based energy meters 8051 9515h OS 470 88, VARISTOR

talking energy meter circuit diagram

Abstract: talking energy KWH meter introduction Customer programmable 8-bit 8051 compatible microcontroller (MCU). - Programmable MCU clock for , modulators for A/D-conversion and digital signal processor (DSP). - Low current consumption of 5mA, depending on MCU activity. - Digital phase correction and selectable gain on both current channels , Programmable watchdog timer (WDT) and external system reset pin. - Real-time clock/calendar (RTC) with on-chip digital calibration and separate battery supply pin. - On-chip temperature sensor for
austriamicrosystems AG
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talking energy meter circuit diagram 9115H 9338h talking energy meter block diagram 9330h 8051 microcontroller data sheet AS8267 AS8268

B40 B2 RECTIFIER

Abstract: Xtal 11.0592mhz CRYSTAL oscillator pin features Watchdog timer Real-time clock and alarm function Bootstrap ROM to reprogram external FLASH Customised memory versions available from CML 1.1 · · · · · · · Standard 8051 UART and timers , -bit ADC with threshold comparators and internal bandgap reference Real time clock and alarm Watchdog , CMX850 Interrupts The 8051 µC interrupt logic has been extended, so that the original five , April 2007 · · · · · · · · · · · · · · · · Features 8051 µC with internal 8K XRAM
CML Microcircuits
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CMX860 B40 B2 RECTIFIER Xtal 11.0592mhz CRYSTAL oscillator pin td2007 OSC XTAL 32.768KHZ 2068 dd D/850/7 5TCLCL-175 3TCLCL-115 3TCLCL-40 6TCLCL-40
Abstract: operation Advanced power management features Watchdog timer Real-time clock and alarm function Bootstrap , internal bandgap reference Real time clock and alarm Watchdog timer Dual pulse-width modulators , Controller 1.5.5 CMX850 Interrupts The 8051 µC interrupt logic has been extended, so that the , 8051 µC with internal 8K XRAM and up to 35 GPIO 64K address, bank switchable to many Mbytes , '¢ â'¢ â'¢ â'¢ â'¢ Standard 8051 UART and timers 2 input 10-bit A to D converter Keyboard CML Microcircuits
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2TCLCL-60 TCLCL-25 2TCLCL-40 10TCLCL-40 CMX850L8

plc-3 programming instruction

Abstract: DTMF fsk cli circuit source CAS Detect Interrupt 0 input pin (P3.2) DSP Modem 8051 timer 0 Keyboard encoder Interrupt 1 input pin (P3.3) A/D converter 8051 timer 1 RTC time interrupt RI or TI from 8051 serial port RTC alarm , Watchdog timer Real-time clock and alarm function Bootstrap ROM to reprogram external FLASH Customised , Interrupts The 8051 µC interrupt logic has been extended, so that the original five interrupt sources , : 7 Int9 (pin D6) interrupt enable 6 Int8 interrupt enable Watchdog 5 Int7 interrupt enable RTC alarm
CML Microcircuits
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plc-3 programming instruction DTMF fsk cli circuit D/850/5

P440 C 05

Abstract: B40 B2 RECTIFIER Real-time clock and alarm function · · · · · · · · · · · · Standard 8051 UART and timers 2 input 10 , (P3.3) A/D converter 8051 timer 1 RTC time interrupt RI or TI from 8051 serial port RTC alarm , interrupt. Address latch enable. The digital negative supply rail (ground). With pin MUXAD tied to DVSS , -bit ADC with threshold comparators and internal bandgap reference Real time clock and alarm Watchdog timer , Interrupts The 8051 interrupt logic has been extended, so that the original five interrupt sources (Int0
CML Microcircuits
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P440 C 05 kbc 1070 transistor BC 550 D/850/4 9TCLCL-175 5TCLCL-115

TD2003

Abstract: full text convertor modem features Watchdog timer Real-time clock and alarm function Bootstrap ROM to reprogram external FLASH , -bit ADC with threshold comparators and internal bandgap reference Real time clock and alarm Watchdog , CMX850 Interrupts The 8051 µC interrupt logic has been extended, so that the original five , ) 8051 timer 1 $1B 8 Int6 RTC time interrupt $53 9 (Serial) RI or TI from 8051 serial port $23 10 Int7 RTC alarm interrupt $5B 11 Int8 Watchdog timeout $63
CML Microcircuits
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TD2003 full text convertor modem transformer 36v 4.8 4*4 matrix keypad 8051 1N4004 1N914 D/850/6

em 154* "stepping motor"

Abstract: 8051 Keyboard Controller Interrupt Sources - Sixteen 8 Bit, Host/8051 Mailbox Registers - 19 Maskable Hardware Wake-Up Events , PS/2 ports; real-time clock; SMSC's true CMOS 765B FDC with advanced digital data separator and 16 , /O24 SERIAL IRQ / UART IRQS Serial Interrupt UART1 Interrupt PCI Clock input UART2 Interrupt , CONTROL INPUTS MAILBOX REGISTERS PWRGOOD 8051 32KHz_OUT PLL CLOCK 24MHz_OUT OUT I/O I , ) Mode - Continuous (Idle) Mode 8051 Controller uses Parallel Port to Reprogram the Flash ROM IR
Standard MicroSystems
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em 154* "stepping motor" 8051 Keyboard Controller 8051 midi BIOS 8051 ps2 keyboard interfacing with 8051 8086 addressing 8051/H

keyboard matrix using 8051 IC

Abstract: microcontroller 8051 application of alarm clock · Real-time clock and alarm function 1.1 Advance Information · · · · · Standard 8051 , $53 9 (Serial) RI or TI from 8051 serial port $23 10 Int7 RTC alarm interrupt , -bit ADC with threshold comparators and internal bandgap reference Real time clock and alarm Watchdog , D/850/2 Communications Controller 1.5.5 CMX850 Interrupts The 8051 interrupt logic , ) Interrupt 0 input pin (P3.2) $03 2 Int3 DSP Modem $3B 3 (Timer0) 8051 timer 0 $0B
CML Microcircuits
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keyboard matrix using 8051 IC microcontroller 8051 application of alarm clock PLC coupling transformer 1024 QAM modulator demodulator keyboard encoder 16*8 dps 8000

delta dps 298 cp 2A

Abstract: 8051 microcontroller interface with ps2 keyboard Integrated TX/RX Serial Interface - Eleven 8051 Interrupt Sources - Thirty-Two 8 Bit, Host/8051 Mailbox , .140 8051 CLOCK CONTROLS , . 382 HIGH PERFORMANCE 8051 EXTENDED INTERRUPT UNIT , Serial Clock 8051 RX Input VCC1 IOD16/ IOD16/I General Purpose I/O PS2 Serial Data 8051 TX , (see section 8051 Internal PARALLEL on page 170). This interrupt is masked by INT1 Mask Register bit 3
Standard MicroSystems
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delta dps 298 cp 2A 8051 microcontroller interface with ps2 keyboard delta dps 298 cp Delta Electronics dps -300HB A Delta Electronics dps -350MB A FDC37N971 FDC37N972

fdc37n971

Abstract: delta dps 298 cp 2A Integrated TX/RX Serial Interface - Eleven 8051 Interrupt Sources - Thirty-Two 8 Bit, Host/8051 Mailbox , ; a real-time clock; SMSC's true CMOS 765B floppy disk controller with advanced digital data , .140 8051 CLOCK CONTROLS , . 382 HIGH PERFORMANCE 8051 EXTENDED INTERRUPT UNIT , Serial Clock 8051 RX Input VCC1 IOD16/ IOD16/I General Purpose I/O PS2 Serial Data 8051 TX
Standard MicroSystems
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delta dps 298 cp A 8051 keyboard ps2 circuit microprocessor 8086 opcode sheet 8051 timing diagram fmc802 MOTHERBOARD Chip Level MANUAL mbx 204

wireless keyboard 8051

Abstract: 8051 ps2 keyboard circuit Bit Timer/Counter - Integrated TX/RX Serial Interface - Six 8051 Interrupt Sources - Sixteen 8 Bit , 8051 based keyboard controller; a Flash Interface; four PS/2 ports; real-time clock; SMSC's true CMOS , Interrupt UART1 Interrupt PCI Clock input UART2 Interrupt VCC2 VCC2 VCC2 I/O24 /O24 I I/O24 /O24 4 , 16 x 8 MATRIX KEYBOARD INTERFACE CONTROL INPUTS MAILBOX REGISTERS 8051 32KHz_OUT PLL CLOCK , - Quiet (Active) Mode - Continuous (Idle) Mode Floppy Disk Interface on Parallel Port 8051
Standard MicroSystems
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wireless keyboard 8051 X8051

wireless keyboard 8051

Abstract: Integrated TX/RX Serial Interface Eleven 8051 Interrupt Sources Thirty-Two 8 Bit, Host/8051 Mailbox , . 140 8051 CLOCK C O N T R O L S , .379 HIGH PERFORMANCE 8051 EXTENDED INTERRUPT U N IT , 108/1 General Purpose I/O PS2 Serial Clock 8051 RX Input VCC1 IOD16/ IOD16/I General , Interface on Parallel Port 8051 C ontroller uses Parallel Port to Reprogram the Flash ROM Advanced
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OCR Scan

BIOS 8051

Abstract: 8051 Keyboard Controller Keyboard Scan Matrix - Two 16 Bit Timer/Counter - Integrated TX/RX Serial Interface - Six 8051 Interrupt , 8051 based keyboard controller; a Flash Interface; four PS/2 ports; real-time clock; SMSC's true CMOS , Interrupt UART1 Interrupt PCI Clock input UART2 Interrupt VCC2 VCC2 VCC2 I/O24 /O24 I I/O24 /O24 4 , 16 x 8 MATRIX KEYBOARD INTERFACE CONTROL INPUTS MAILBOX REGISTERS 8051 32KHz_OUT PLL CLOCK , 8051 Controller uses Parallel Port to Reprogram the Flash ROM IR Interface Fully Compliant to IrDA 1.1
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GPI013

Abstract: Integrated TX/RX Serial Interface Eleven 8051 Interrupt Sources Thirty-Two 8 Bit, Host/8051 Mailbox , 8051-based keyboard controller; a 512k byte Flash ROM interface; four PS/2 ports; a real-time clock , .140 8051 CLOCK CONTROLS , .379 HIGH PERFORMANCE 8051 EXTENDED INTERRUPT U N IT , General Purpose I/O PS2 Serial Clock 8051 RX Input VCC1 IOD16/ IOD16/I General Purpose I/O
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OCR Scan
GPI013

em 154* "stepping motor"

Abstract: 8051 microcontroller interface with ps2 keyboard PCI Clock input VCC2 I 100 PSBDAT UART2 Interrupt VCC2 I/O24 /O24 FDD , · · · · · Two Pulse Width Modulators - Independent Clock Rates - 7-bit Duty Cycle , Drivers - Licensed CMOS 765B Floppy Disk Controller - Advanced Digital Data Separator - Software and , Logic - Data Rate and Drive Control Registers Enhanced Digital Data Separator - · · · , INTERRUPT MODE OPERATION . .
Standard MicroSystems
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82077AA FDC37C957FR ar8051 8259 interface with 8051 Peripheral 16C550
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