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12C508 APPLICATION

Catalog Datasheet MFG & Type PDF Document Tags

M007

Abstract: M009 , and a dedicated piece of the main routine will handle the events in its own time. APPLICATION , Let's say you have implemented some sort of button debounce in your application. When the debounce , #include // Define controller #pragma ramdef 0x10:0x17 remove #define MDEloc 0x10 , #ifdef _12C508 Z|=0xE0; // Compensate for 5-bit FSR #endif #ifdef _12C509 Z|=0xC0; // Compensate , EQU EQU EQU EQU EQU EQU EQU 12C508 0x00 0x04 0 2 0x09 0x0A 0x07 0x08 0x07 GOTO
Microchip Technology
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M007 M009 fsr temperature pic12c508 source PIC16CXX movlw DS40160A/4

12c508 timer

Abstract: 12C508 Consumer Appliance, Widget, Gadget Debouncing 8 Buttons in 7 Clock Cycles Author: Marc Hoffknecht Aachen, Germany email: hoffknecht@online.de APPLICATION OPERATION: The code fragment described here is capable of protecting against noise and debouncing with eight button inputs (five only on PIC12C5xx due to limited inputs) in only seven clock cycles. A variable called '_GPIO' is provided which , * ;* processor 12c508 radix dec include "p12c508.inc" #define _12C508 CBLOCK 0x0C ENDC ; start of RAM
Microchip Technology
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12c508 timer debouncing 12C508 APPLICATION P12C508 DS40160A 12c508 based timer PIC12C5 DS40160A/5

pseudo-random noise generator i.c

Abstract: pseudo-random noise generator capability that can be used to incorporate other customized system functions as needed. APPLICATION , about 50 kHz. processor 12c508; define processor ; #include "pic12c508.inc"; include standard , off ; select internal RC oscillator ; specify boot vector ; BOOTC508 equ 0x0000 ; the 12C508
Microchip Technology
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PIC12C508 pseudo-random noise generator i.c pseudo-random noise generator noise generator voice encryption pseudo random noise sequence generator notes prbs noise generator DS40160A/6

16c84

Abstract: pic 12c508 motor Eveningware, Inc. Sterling Heights, MI email: sasumner@bigfoot.com APPLICATION OPERATION Overview The , resistor for testing purposes. In a real application, the LED and resistor would be replaced by some , purposes. Software The software was originally written for a PIC12C508 or PIC16C84 application. For , the application is described and only in the most general terms for ease of understanding. Things , ; list p=16C84 ;build code for 16C84 microcontroller list p=12C508 ;build code for 12C508
Microchip Technology
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pic 12c508 motor ac motor speed control using 12c508 pic 12c508 applications application note PIC12C508 12C508 Electromechanical Timer Replacement 16Cxx DS1202 DS40160A/2

block diagram of 74LS138 3 to 8 decoder

Abstract: 74LS138 3 to 8 decoder notes Consumer Appliance, Widget, Gadget SPF Monitor Author: APPLICATION OPERATION: Lloyd Lee Boonsboro, Maryland email: dale@fred.net INTRODUCTION: With the growing health concerns of ultraviolet exposure, this application's intent is to suggest a UV monitor based on the PIC12C508. This discussion does not cover calibration and actual commercially related suggested SPF values. The PIC12C508 must be , provided by the TSL230 in response to the current UV level is sent to the 12C508. The 12C508 can then
Microchip Technology
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74LS138 NJM78L05A block diagram of 74LS138 3 to 8 decoder 74LS138 3 to 8 decoder notes 74LS138 DATASHEET block diagram of 74LS138 1 line to 16 line of 74LS138 3 to 8 decoder

12C508

Abstract: 12c508.h using interrupts or timers. APPLICATION OPERATION The concept is extremely simple and easy to use , ReadKeyboard() function at appropriate intervals for your application. MICROCHIP TOOLS USED Assembler , \progs\12c508.h" #define BOOL bit #pragma #pragma #pragma #pragma BOOL BOOL BOOL BOOL COL0 , . Buffer for de-bouncing. Set this buffer to whatever your application requires. /* This function will , KBuf2 EQU KBuf3 EQU KBuf4 EQU k EQU 12C508 2 0 1 2 3 0x08 0x09 0x0A 0x0B 0x0C
Microchip Technology
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12c508.h M001 timer M005 DATASHEETS ram 4002 display 4002 RS-232

12c508 timer

Abstract: 12C508 without using interrupts or timers. APPLICATION OPERATION: The concept is extremely simple and easy to , the char ReadKeyboard() function at appropriate intervals for your application. MICROCHIP TOOLS , : A.1 CC5X v2.1H C-source #include "c: ruker\dag_s\progs\12c508.h" #define BOOL bit #pragma , whatever your application requires. /* This function will check the current contents of the buffer , EQU k EQU 12C508 2 0 1 2 3 0x08 0x09 0x0A 0x0B 0x0C 0x0D 0x07 GOTO main ; FILE C
Microchip Technology
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DS40160A/3

TRIAC dimmer microchip

Abstract: triac 206 discrete components economically. This reference note describes an application where the use of a , applications. All operating parameters, including "Typicals", must be validated for each customer application , , the user must be very careful and assess the risks from line-transients in his application location , application is able to handle lamps up to a maximum of 100W. The power supply used for this design uses , -Bit, CMOS, Microcontroller 1 U1 12C508, Microchip Technology, Inc. (602) 786-7200 Logic Triac
Microchip Technology
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TRIAC dimmer microchip triac 206 TRIAC dimmer microchip lamp 1N5231BCT BF3-1000 zero crossing dimmer PIC12CXXX PIC16C5X PIC12C5XX DS40171A-

project on water level control

Abstract: water level sensor resulting in a flooded basement. SOLUTION APPLICATION OPERATION Two water level sensors are used , REPRESENTATION BILL OF MATERIALS Ref Manufacture 12C508 Q1 Part# Microchip Technology L4004L3 , Controler" Subtitle"Version 1.0" ; ; Written by Brian Iehl 7/12/97 Last modified 7/25/97 list p=12C508
Microchip Technology
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project on water level control water level sensor circuit diagram water level sensor water level sensor circuit diagram sump pump level controller circuit diagram water level control circuit diagram

TRIAC dimmer microchip

Abstract: PICREF-4 discrete components economically. This reference note describes an application where the use of a , applications. All operating parameters, including "Typicals", must be validated for each customer application , , the user must be very careful and assess the risks from line-transients in his application location , application is able to handle lamps up to a maximum of 100W. The power supply used for this design uses , -Bit, CMOS, Microcontroller 1 U1 12C508, Microchip Technology, Inc. (602) 786-7200 Logic Triac
Microchip Technology
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PICREF-4 triac dimmer microcontroller with zero crossing c TRIAC motor microchip microcontroller triac control 0170 v1 10F triac

Buzzer

Abstract: 12C508 Electromechanical Timer Replacement defroster.) APPLICATION OPERATION Since a user usually needs the device (ventilation, defroster, etc.) only for a certain period of time, this application features a timer function. STANDARD OPERATION , * ;* processor 12c508 radix dec include "p12c508.inc" #define #define zero #define carry #define TRUE #define FALSE _12C508 _config _WDT_ON & _IntRC_OSC & _MCLRE_OFF & _CP_ON STATUS, 2 STATUS, 0 0
Microchip Technology
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Buzzer electromechanical switch B000111 200B 5060 LED

12c508 timer

Abstract: 12C508 wake up from sleep Electromechanical Timer Replacement Reminder Timer for Changing Chemicals in a Water Softener (IRON) Author: Michael MacDonald Mikaurie Prescott, WI USA email: mikemd@pressenter.com APPLICATION OPERATION: When the battery is plugged in the unit flashes the LED for 1 second to verify good , line switch: ; C:\ MPASM MYFILE.ASM /P12C508 ; 2. LIST directive in the source file ; LIST P=12C508 , ; ;= IFNDEF _12C508 MESSG "Processor-header file mismatch. Verify selected processor." ENDIF
Microchip Technology
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12C508 wake up from sleep p12C509 BT 816 12C5XX PIC12C508 tmr0 Electromechanical Timer Replacement DS40160A/1

12C508

Abstract: 12C508 APPLICATION Consumer Appliance, Widget, Gadget Stepper Motor Driver Author: This application may be used as a standalone or as a part of a bigger application. As a standalone application, it may be used to , Hardware Representation: APPLICATION OPERATION: This application describes the way to drive a stepper , can be driven by one way. This application drives a 4 phase stepper motor and needs 5 interface , ; ;* LIST p=12C508 #include "inc\p12c508.inc" _config _WDT_OFF & _IntRC_OSC & _MCLRE_OFF &
Microchip Technology
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12C508 stepper PIC12C509 PIC12C509 source code 4 phase stepper motor step motor stepper motor application notes

7-segment countdown timer

Abstract: modulo 8 gray code up down counter powerful structure provides a variety of unexpected possibilities. FIGURE 1: APPLICATION OPERATION , ;* * processor 12c508 radix dec include "p12c508.inc" #define _12C508 _config _WDT_OFF & _IntRC_OSC & , inputs counter rollover feature ; sample application: five stage PWM generator ; bit 2.0 output , RS = repeat sequence or EOS = end of sequence 4+8 4+8 4+8 4+8+RS ; 2nd sample application
Microchip Technology
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7-segment countdown timer modulo 8 gray code up down counter 12C508 equivalent 12c508 COUNTDOWN timer Modulo 7 counter MPASM code macro endm

millionspot

Abstract: H500S04-2-C Automate the Home Phone Remote Control Unit Author: Mirkov Milos Kikinda, Yugoslavia email: mmki@sezampro.yu APPLICATION OPERATION: This device is for a remote on and off switch for up to three home devices. It consists of two separate parts, a remote control and a main unit. The main unit is connected , R 5 6 DD 8 VSS PIC12C508 PIC 12C508 OR OR PIC12C509 PIC12C509 V 1 DD , 4K7 RED D1 1N4148 SW2 PIC 12C508 PIC12C508 OR OR PIC12C509 PIC12C509 D 2
Microchip Technology
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millionspot H500S04-2-C h500s DS40160 2N2222 PIC12C509 source code sleep DS40160A/7

lm2951

Abstract: "Piezoelectric Sensor" Consumer Appliance, Widget, Gadget The Electronic Whoopie Cushion Author: Michael Kirkhart Farmington Hills, Michigan email: kirkhart@rust.net APPLICATION OPERATION: Overview Most of us who have , common mode rejection as the instrumentation amplifier, it might be good enough for this application , ) * ;* list p=12C508 ;specifies 12C508 microcontroller list r=DEC ;specifies decimal radix as default , ;* ;* Reset vector * ;* ; For 12C508, this location contains movlw XX, where XX is the
Microchip Technology
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ISD1000A lm2951 sound detector circuit using OP-AMP piezoelectric sensor Piezo sensor

12C508

Abstract: PIC12C508-04/P Discrete Logic Replacement Logic Level Divisor by Factor of 1 to 15 or 255 Author: Philippe Labonne Quebec, Canada email: destroy@infotek.qc.ca Block Diagram : PIC12C508-04/P Signal Input APPLICATION OPERATION : The operation is very simple. The signal input on GP1 is divided by the factor selected at the input S3-S0. The max frequecy input is about 25 KHz or more depending on the internal RC , ;* list p=12c508, f=inhx8m ;uC number ;and inhx8m output format file gpio equ 0x06 ; adrs io tmr0
Microchip Technology
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INHX8M shaw

12c508 POTENTIOMETER

Abstract: ELECTROMECHANICAL SWITCH . APPLICATION OPERATION The usual wiper control in a car has two problems, both of which this application can , times wiping), readjust the period and so on. This application uses a single switch and a PIC12C508 to , * ;* processor 12c508 radix dec include "p12c508.inc" #define #define zero #define carry #define TRUE #define FALSE _12C508 _config _WDT_OFF & _IntRC_OSC & _MCLRE_OFF & _CP_ON STATUS, 2 STATUS, 0 0
Microchip Technology
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12c508 POTENTIOMETER windscreen wiper driver rain WIPER cars

ic741

Abstract: datasheet of ic741 Sensor Interface Light Meter Author: B. M. Dhananjaya Karnataka, India email: teekays@pentagon.com APPLICATION OPERATION To keep the circuit simple and small the internal 4MHz clock is used with satisfying accuracy. In case of very high accuracy measurements an external oscillator is , this application. The timer is configured to measure the input frequency at TOCKI pin of PIC12C508 , Technology Inc. Sensor Interface APPENDIX A: SOURCE CODE title "Light Meter" list p=12c508
Microchip Technology
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ic741 datasheet of ic741 Ic-741 IC741 datasheet light meter block diagram heart rate sensor TSL220

12c508 timer

Abstract: DS40160 Automate the Home Game - Electronic Dice with Last Number Recall Author: Block Diagram: Philippe Labonne Quebec, Canada email: destroy@infotek.qc.ca Switch (Sw1)-A GP3 A APPLICATION OPERATION: GP5 LED A, LED D PIC12C508 When you press the switch for a short time, a random number is displayed for a few seconds. If you press the switch for a long time (about 3 secs) the last , LIST P=12C508 INDF TMR0 PCL STATUS Z FSR OSCCAL GPIO DICENUM TMR1 TMR2 ROLL COUNTER
Microchip Technology
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PIC12C508 sleep electronic dice H0006 GP3A L282 12C50 PLAB97
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