Please enter a valid full or partial manufacturer part number with a minimum of 3 letters or numbers

    PIC16F877A CIRCUITS WITH Search Results

    PIC16F877A CIRCUITS WITH Result Highlights (5)

    Part ECAD Model Manufacturer Description Download Buy
    TLP2701 Toshiba Electronic Devices & Storage Corporation Photocoupler (photo-IC output), 5000 Vrms, 4pin SO6L Visit Toshiba Electronic Devices & Storage Corporation
    74HC4053FT Toshiba Electronic Devices & Storage Corporation CMOS Logic IC, SPDT(1:2)/Analog Multiplexer, TSSOP16B, -40 to 125 degC Visit Toshiba Electronic Devices & Storage Corporation
    74HC4051FT Toshiba Electronic Devices & Storage Corporation CMOS Logic IC, SP8T(1:8)/Analog Multiplexer, TSSOP16B, -40 to 125 degC Visit Toshiba Electronic Devices & Storage Corporation
    TCKE800NA Toshiba Electronic Devices & Storage Corporation eFuse IC (electronic Fuse), 4.4 to 18 V, 5.0 A, Auto-retry, WSON10B Visit Toshiba Electronic Devices & Storage Corporation
    TCKE800NL Toshiba Electronic Devices & Storage Corporation eFuse IC (electronic Fuse), 4.4 to 18 V, 5.0 A, Latch, WSON10B Visit Toshiba Electronic Devices & Storage Corporation

    PIC16F877A CIRCUITS WITH Datasheets Context Search

    Catalog Datasheet MFG & Type Document Tags PDF

    PIC16F877A pin

    Abstract: PIC16F877A Microcontroller PIC16F877A SPECIFICATIONS PIC16F877A PIN diagram PIC16F877A block diagram PWM using PIC16F877a c code PWM Inverter using PIC Microcontroller control dc motor speed using Pic16F877A PIC16F877A circuit diagram PIC16F877A connect to 16 pin LCD
    Text: MINI-MAX/PIC Single Board Computer Technical Manual Document Revision: 1.03 Date: 06 September 2004 BiPOM Electronics, Inc. 16301 Blue Ridge Road, Missouri City, Texas 77489 Telephone: 1-713-283-9970 Fax: 1-281-416-2806 E-mail: info@bipom.com Web: www.bipom.com


    Original     		com/files/mm51c/loader/WinLoad MCP100 PIC16C58 PIC16F877A RS-232 PIC16F877A pin PIC16F877A Microcontroller PIC16F877A SPECIFICATIONS PIC16F877A PIN diagram PIC16F877A block diagram PWM using PIC16F877a c code PWM Inverter using PIC Microcontroller control dc motor speed using Pic16F877A PIC16F877A circuit diagram PIC16F877A connect to 16 pin LCD PDF

    interfacing pic16f877a with ir sensors

    Abstract: PIC16F877A SPECIFICATIONS PIC16F72 interfacing with LCD PIC16F877A Microcontroller energy meter circuit interfacing PIC16F877A with lcd PIC16F877a SAMPLE C pwm program PIC16F877A pin lcd tutorial for pic16f877a PIC16F877A digital voltmeter pic
    Text: Utility Metering Design Solutions Complete Utility Metering Solutions Design Innovation in Gas, Water, Heat and Energy Meters Engineers face a variety of design challenges as they push new innovations within their own applications. In meter designs, innovation usually rests with increasing accuracy


    Original     		DS01008A DS01008A* interfacing pic16f877a with ir sensors PIC16F877A SPECIFICATIONS PIC16F72 interfacing with LCD PIC16F877A Microcontroller energy meter circuit interfacing PIC16F877A with lcd PIC16F877a SAMPLE C pwm program PIC16F877A pin lcd tutorial for pic16f877a PIC16F877A digital voltmeter pic PDF

    vending machine pic microcontroller

    Abstract: PIC16F877a SAMPLE C ir sensor counter program pic16f877a projects PIC16F877A connect to 16 pin LCD EMBEDDED C BOOKS IN PIC16F877A PIC16F877A pic16f877a manual vending machine schematic diagram PIC16F877a Programmer circuit diagram Projects and Circuits for Data Logger
    Text: MCP215X/40 Data Logger Demo Board User’s Guide 2006 Microchip Technology Inc. DS51516B Note the following details of the code protection feature on Microchip devices: • Microchip products meet the specification contained in their particular Microchip Data Sheet.


    Original     		MCP215X/40 DS51516B DS51516B-page vending machine pic microcontroller PIC16F877a SAMPLE C ir sensor counter program pic16f877a projects PIC16F877A connect to 16 pin LCD EMBEDDED C BOOKS IN PIC16F877A PIC16F877A pic16f877a manual vending machine schematic diagram PIC16F877a Programmer circuit diagram Projects and Circuits for Data Logger PDF

    7x5 dot matrix led displays

    Abstract: arduino uno ASM117 28BYJ-48 mg995 ASM117-3 28BYJ48 4x4 matrix keypad in pic with c code PIC16F877A manual PIC 24C16
    Text: PPIC IC DDevelopment Board Ultra 2 IC + Arduino UNO USER'S GUIDE WIDE.HK page 2 PIC Development Board Ultra 2 Table of content Introduction Connectivity Introduction to PIC . . . . . . . . . . . . . . . . . . . . . . . . . . . .03 PIC sockets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .


    Original     		WU-003 ILI9325 WU-005 WU-007 28BYJ-48 WU-004 KS0108 128x64 WU-006 MG995 7x5 dot matrix led displays arduino uno ASM117 ASM117-3 28BYJ48 4x4 matrix keypad in pic with c code PIC16F877A manual PIC 24C16 PDF

    interfacing of PIC16F877A with 2X16 lcd

    Abstract: P16F877A PIC16F877A 2x16 LCD zero crossing detector PIC dimmer interfacing PIC16F877A with lcd pic microcontroller triac control x10 pic an236 2X16 lcd module pic16f84 PIC16F877A using temperature sensor PIC16F877a instruction clock timing diagram
    Text: AN236 X-10 Home Automation Using the PIC16F877A Author: HARDWARE OVERVIEW Jon Burroughs Microchip Technology Inc. The home controller application described in this application note allows the user to program on and off times for up to sixteen devices, using a 2 x 16 liquid crystal


    Original     		AN236 PIC16F877A D-85737 DS00236A-page interfacing of PIC16F877A with 2X16 lcd P16F877A PIC16F877A 2x16 LCD zero crossing detector PIC dimmer interfacing PIC16F877A with lcd pic microcontroller triac control x10 pic an236 2X16 lcd module pic16f84 PIC16F877A using temperature sensor PIC16F877a instruction clock timing diagram PDF

    PIC Light Dimmer

    Abstract: x10 pic an236 zero crossing detector PIC dimmer TRIAC dimmer pic PIC18F452 PWM example codes interfacing of PIC16F877A with 2X16 lcd pic triac PIC16F877A 2x16 LCD PWM GENERATION using Pic16F877A PIC16F877A circuit diagram
    Text: AN236 X-10 Home Automation Using the PIC16F877A Author: HARDWARE OVERVIEW Jon Burroughs Microchip Technology Inc. The home controller application described in this application note allows the user to program on and off times for up to sixteen devices, using a 2 x 16 liquid crystal


    Original     		AN236 PIC16F877A DS00236B-page PIC Light Dimmer x10 pic an236 zero crossing detector PIC dimmer TRIAC dimmer pic PIC18F452 PWM example codes interfacing of PIC16F877A with 2X16 lcd pic triac PIC16F877A 2x16 LCD PWM GENERATION using Pic16F877A PIC16F877A circuit diagram PDF

    Optoisolator

    Abstract: PIC16F877A circuit diagram PIC16F877A block diagram PIC16F877A assembly programming PIC16F877A Microcontroller datasheet of 16F877A microcontroller 16F877A microcontroller OPTO-ISOLATOR 16f877A assembly PIC16F877A datasheet
    Text: E-blocksTM Optoisolator board Document code: EB035-30-1 Opto-isolator board datasheet EB-035-00-1 CONTENTS 1. 2. 3. 4. 5. About this document ……………………………………………………… General Information ………………………………………………………


    Original     		EB035-30-1 EB-035-00-1 TLP620-4 Optoisolator PIC16F877A circuit diagram PIC16F877A block diagram PIC16F877A assembly programming PIC16F877A Microcontroller datasheet of 16F877A microcontroller 16F877A microcontroller OPTO-ISOLATOR 16f877A assembly PIC16F877A datasheet PDF

    control dc motor using Pic16F877A

    Abstract: control dc motor speed using Pic16F877A interfacing PIC16F877A with lcd dc motor drive circuit pic16f877a x10 pic an236 PIC16F877A keypad interfacing microchip AN857 Dc motor speed Controlled with Pic16F877A PIC16F877A Microcontroller PIC18 example codes lcd
    Text: Home Appliance Solutions Electronic Solutions for Today’s Appliance Designers • • • 8-bit PIC Microcontrollers Analog Peripherals Interface Products User Interface • Touch Pads • Bar Codes • Key Pads • LED • LCD Basic Control • Clocks and Timers


    Original     		16-bit DS00241A QS-9000 control dc motor using Pic16F877A control dc motor speed using Pic16F877A interfacing PIC16F877A with lcd dc motor drive circuit pic16f877a x10 pic an236 PIC16F877A keypad interfacing microchip AN857 Dc motor speed Controlled with Pic16F877A PIC16F877A Microcontroller PIC18 example codes lcd PDF

    relay 5 pin 12v 6a

    Abstract: 12v relay drive with microcontroller microcontroller relay interfacing 12v relay 6 pin 5 pins relay pin diagram 5 pin 12v relay datasheet 5v 12v relay 5 pin relay 12v PIC16F877A circuit diagram 12v relay 5 pin
    Text: E-blocks TM Quad relay board Document code: EB038-30-1 Quad relay board datasheet EB038-00-1 CONTENTS 1. 2. 3. 4. 5. About this document………………………………………………………. 2 General Information………………………………………………………. 3


    Original     		EB038-30-1 EB038-00-1 EB-038 EB006 relay 5 pin 12v 6a 12v relay drive with microcontroller microcontroller relay interfacing 12v relay 6 pin 5 pins relay pin diagram 5 pin 12v relay datasheet 5v 12v relay 5 pin relay 12v PIC16F877A circuit diagram 12v relay 5 pin PDF

    interfacing pic16f877a with ir sensors

    Abstract: can bus schematic mcp2551 microchip pic16f877a uart MCP2551 application note can bus schematic mcp2551 example mcp2510 mcp2515 interfacing PIC16F877A with encoder PIC16F877A using temperature sensor pic16f877a based spi MCP2551
    Text: Analog and Interface Product Solutions Interface Products Design Guide Using CAN, LIN and Infrared Connectivity Design ideas in this guide are based on many of the interface devices available from Microchip Technology. A complete device list and corresponding data sheets for these products can be found at www.microchip.com


    Original     		MCP2515 MCP2551 MCP250xx MCP201 MCP23016 PIC12F675 PIC18F6680 MCP2120 MCP2140 MCP215x interfacing pic16f877a with ir sensors can bus schematic mcp2551 microchip pic16f877a uart MCP2551 application note can bus schematic mcp2551 example mcp2510 mcp2515 interfacing PIC16F877A with encoder PIC16F877A using temperature sensor pic16f877a based spi MCP2551 PDF

    PIC16F84A Free Projects metal detector

    Abstract: PIC16F628A Free Projects of LED PIC16F84A Free Projects of LED PIC16F877A Free Projects of LED METAL DETECTOR PROGRAM PIC16F84 simple heart rate monitor circuit diagram electronic PIC16F877A code lock project PIC16F876A free projects PIC16F73 Free Projects of interface with lcd PIC16F877A metal detector
    Text: Version 3 PICmicro microcontroller development board An advanced solution for learning and developing PICmicro MCU technology HP488-60-3 matrix multimedia Improvements over version 2 development board include: • USB programmable • Can be powered via USB no need for


    Original     		HP488-60-3 16F88 PIC16F84 outF877, PIC16F87, PIC16F88 PIC18F242, PIC18F248, PIC18F252, PIC18F258, PIC16F84A Free Projects metal detector PIC16F628A Free Projects of LED PIC16F84A Free Projects of LED PIC16F877A Free Projects of LED METAL DETECTOR PROGRAM PIC16F84 simple heart rate monitor circuit diagram electronic PIC16F877A code lock project PIC16F876A free projects PIC16F73 Free Projects of interface with lcd PIC16F877A metal detector PDF

    PIC16F877A connect to 16 pin LCD

    Abstract: PIC18F4520 LED pic16f690 connected with lcd PIC16F887 POTENTIOMETER ADC PIC16F877A circuit programmer PIC18f4520 adc LCD connection to pic16F877A PIC16F73 header file 40-pin ribbon lcd pic16f684 LCD
    Text: THE KANDA PIC BOARD Introduction Here we will discuss the features of the Kanda PIC hardware, and how to use them. Device Support Here is a list of all the PIC devices that were in production at the time of development Dec 2011 . Many other PIC devices will work too – provided that


    Original     		PIC12F683 PIC12F508 PIC12F609 PIC12F519 PIC12F509 PIC12F629 PIC12F635 PIC12F675 PIC12F510 PIC12F615 PIC16F877A connect to 16 pin LCD PIC18F4520 LED pic16f690 connected with lcd PIC16F887 POTENTIOMETER ADC PIC16F877A circuit programmer PIC18f4520 adc LCD connection to pic16F877A PIC16F73 header file 40-pin ribbon lcd pic16f684 LCD PDF

    Z-Wave Application Programming Guide

    Abstract: GSM based remote water pump control system circuit diagram PIC16F877A Microcontroller energy meter circuit PIC16F877A advantages gsm based energy meter billing IEC1107 Digital Weighing Scale using PIC microcontroller prepaid energy meter block diagram GSM based home appliance control circuit diagram PIC Microcontroller GSM Modem
    Text: Introduction to Utility Metering Tutorial 2005 Microchip Technology Inc. DS39757A Note the following details of the code protection feature on Microchip devices: • Microchip products meet the specification contained in their particular Microchip Data Sheet.


    Original     		DS39757A DS39757A-page Z-Wave Application Programming Guide GSM based remote water pump control system circuit diagram PIC16F877A Microcontroller energy meter circuit PIC16F877A advantages gsm based energy meter billing IEC1107 Digital Weighing Scale using PIC microcontroller prepaid energy meter block diagram GSM based home appliance control circuit diagram PIC Microcontroller GSM Modem PDF

    IC PIC16F877A working

    Abstract: Projects and Circuits for Data Logger connect water level sensor to msp430 PIC18F452 Free Projects pressure sensor interface with AT89C51 pic16f877a projects water pressure project avr ATMEL 80C31 RD2 ds1307 avr PIC18F458 Free Projects
    Text: A T M E L A P P L I C A T I O N S J O U R N A L Under the Sea IT’S JUNE, AND DAVID IS HEADING TO THE BEACH. SCUBA DIVERS TYPICALLY CHART THEIR DIVE DATA THE OLD-FASHIONED WAY, WITH PENCIL AND PAPER. BUT, ENGINEERS ALWAYS LOOK FOR A CHALLENGE, RIGHT? COMBINING HIS TALENTS, DAVID


    Original     		AT90S4433 8xC196CB, 8xC196NT W77C32/58; W77E58, W77L32, W77LE58, W78C54, W78C58, W78E516B, IC PIC16F877A working Projects and Circuits for Data Logger connect water level sensor to msp430 PIC18F452 Free Projects pressure sensor interface with AT89C51 pic16f877a projects water pressure project avr ATMEL 80C31 RD2 ds1307 avr PIC18F458 Free Projects PDF

    PIC16F877A Free Projects of LED

    Abstract: picdem 2 plus demo board pic18f4520 examples picdem 2 plus demo board examples pic16f877a projects DS51553 EMBEDDED C BOOKS IN PIC16F877A pic18f4520 pin diagram PIC16F877A Free Projects of LCD PIC16F877A circuit diagram PIC16F877A PIN diagram
    Text: 44-PIN DEMO BOARD USER’S GUIDE 2006 Microchip Technology Inc. DS41296A Note the following details of the code protection feature on Microchip devices: • Microchip products meet the specification contained in their particular Microchip Data Sheet. •


    Original     		44-PIN DS41296A DS41296A-page PIC16F877A Free Projects of LED picdem 2 plus demo board pic18f4520 examples picdem 2 plus demo board examples pic16f877a projects DS51553 EMBEDDED C BOOKS IN PIC16F877A pic18f4520 pin diagram PIC16F877A Free Projects of LCD PIC16F877A circuit diagram PIC16F877A PIN diagram PDF

    square Wave Generator using pic16f877a

    Abstract: what is f and a in PIC 16 F 877A 16F873A pic16f877a full instruction set pic16f877a projects PIR SENSOR PIC18F87XA PIC16F877a SAMPLE C ir sensor counter program PIC16F877a SAMPLE C pwm program interfacing pic16f877a with speaker PIC16F877A metal detector
    Text: PIC16F87XA 28/40/44-Pin Enhanced Flash Microcontrollers Devices Included in this Data Sheet: • PIC16F873A • PIC16F874A Analog Features: • 10-bit, up to 8-channel Analog-to-Digital Converter A/D • Brown-out Reset (BOR) • Analog Comparator module with:


    Original     		PIC16F87XA 28/40/44-Pin PIC16F873A PIC16F874A PIC16F876A PIC16F877A 10-bit, of78-366 DS39582C-page square Wave Generator using pic16f877a what is f and a in PIC 16 F 877A 16F873A pic16f877a full instruction set pic16f877a projects PIR SENSOR PIC18F87XA PIC16F877a SAMPLE C ir sensor counter program PIC16F877a SAMPLE C pwm program interfacing pic16f877a with speaker PIC16F877A metal detector PDF

    pic16f676 based inverter circuit

    Abstract: PIC16F877 Free Projects of lcd keyboard PIC16F877a pwm project with assembly language PIC16F877a LED project with assembly language PIC16f628A inverter assembly code pic16f877a H-bridge motor drive source code PIC16F877A Free Projects of LED digital clock using pic simulator IDE pic16f877a connection of PIC16F877A with 2X16 lcd PIC16F877A Free Projects of LED dot matrix
    Text: Introduction . 1 Introduction . 1 Microchip Internet Connections . 2


    Original     		DK-2750 D-85737 DS30177R-page pic16f676 based inverter circuit PIC16F877 Free Projects of lcd keyboard PIC16F877a pwm project with assembly language PIC16F877a LED project with assembly language PIC16f628A inverter assembly code pic16f877a H-bridge motor drive source code PIC16F877A Free Projects of LED digital clock using pic simulator IDE pic16f877a connection of PIC16F877A with 2X16 lcd PIC16F877A Free Projects of LED dot matrix PDF

    TEAclipper

    Abstract: square Wave Generator using pic16f877a DS41287 PIC16F875A DS41284 PIC16F875 DS39025 DS39607 DS41266 Millennium Board PIC
    Text: TEAclipper/PIC Firmware delivery for Microchip PIC microcontrollers FlexiPanel Summary TEAclipper/PIC is a portable, target-powered firmware programmer for Microchip’s PIC microcontrollers. About the same weight and size as a nickel US 5¢ coin , it can


    Original     		DS41204 PIC12F6XX/PIC16F6XX DS41284 PIC12F61X/PIC16F61X DS41221 PIC12F508/509 DS30500 PIC18F2331/2431/4331/4431 DS41191 PIC12F629/675/PIC16F630/676 TEAclipper square Wave Generator using pic16f877a DS41287 PIC16F875A PIC16F875 DS39025 DS39607 DS41266 Millennium Board PIC PDF

    pic16f87a

    Abstract: DS39582 pic16f877a full instruction set pic16f877a manual PIC16F877A ARCHITECTURE PIC16F87A7 PIC16F876A programmer circuit diagram PIC16F877AP PIC16f873a example code to config spi PIC16F877a SAMPLE C pwm program
    Text: M PIC16F87XA Data Sheet 28/40-pin Enhanced FLASH Microcontrollers  2001 Microchip Technology Inc. Advance Information DS39582A Note the following details of the code protection feature on PICmicro MCUs. • • • • • • The PICmicro family meets the specifications contained in the Microchip Data Sheet.


    Original     		PIC16F87XA 28/40-pin DS39582A PIC16F877A-I/L PIC16F877AI/ML PIC16F877AI/P PIC16F877AI/PT PIC16F877AT44 pic16f87a DS39582 pic16f877a full instruction set pic16f877a manual PIC16F877A ARCHITECTURE PIC16F87A7 PIC16F876A programmer circuit diagram PIC16F877AP PIC16f873a example code to config spi PIC16F877a SAMPLE C pwm program PDF

    PIC16F876A free projects

    Abstract: No abstract text available
    Text: PIC16F87XA Data Sheet 28/40/44-Pin Enhanced Flash Microcontrollers  2003 Microchip Technology Inc. DS39582B Note the following details of the code protection feature on Microchip devices: • Microchip products meet the specification contained in their particular Microchip Data Sheet.


    Original     		PIC16F87XA 28/40/44-Pin DS39582B DK-2750 D-85737 NL-5152 PIC16F876A free projects PDF

    PIC16F87XA

    Abstract: f87xa 16F873A small servo motor control pic16f876a pic16f877a projects PIR SENSOR free download pic 16f87xa datasheet PIC16F876A free projects interfacing of PIC16F877A with 2X16 lcd pic16f877A full instruction set PIC16f873a example code to config spi
    Text: PIC16F87XA Data Sheet 28/40/44-Pin Enhanced Flash Microcontrollers  2003 Microchip Technology Inc. DS39582B Note the following details of the code protection feature on Microchip devices: • Microchip products meet the specification contained in their particular Microchip Data Sheet.


    Original     		PIC16F87XA 28/40/44-Pin DS39582B DK-2750 D-85737 NL-5152 PIC16F87XA f87xa 16F873A small servo motor control pic16f876a pic16f877a projects PIR SENSOR free download pic 16f87xa datasheet PIC16F876A free projects interfacing of PIC16F877A with 2X16 lcd pic16f877A full instruction set PIC16f873a example code to config spi PDF

    PIC16f873a example code to config spi

    Abstract: 16F873A pic16f877A full instruction set pic16f877a manual PIC 877A pic16f877a projects PIR SENSOR DS39582B PIC16F877A PIN diagram and its in pd PWM GENERATION using Pic16F877A PIC16F877A lcd keypad interfacing
    Text: PIC16F87XA Data Sheet 28/40/44-Pin Enhanced Flash Microcontrollers  2003 Microchip Technology Inc. DS39582B Note the following details of the code protection feature on Microchip devices: • Microchip products meet the specification contained in their particular Microchip Data Sheet.


    Original     		PIC16F87XA 28/40/44-Pin DS39582B DK-2750 D-85737 NL-5152 PIC16f873a example code to config spi 16F873A pic16f877A full instruction set pic16f877a manual PIC 877A pic16f877a projects PIR SENSOR DS39582B PIC16F877A PIN diagram and its in pd PWM GENERATION using Pic16F877A PIC16F877A lcd keypad interfacing PDF

    pic16f716 based sine wave inverter

    Abstract: pic16f73 sine wave inverter pic16f72 SINE WAVE inverter schematic diagram pic16f73 sinewave inverter source code PIC16F73 sine inverter IR dual full bridge DRIVER IC PWM MOTOR CONTROL PIC16F84A Free Projects of LED PIC16F628A Free Projects of LED PIC16F876A free projects PIC16F877A Free Projects of LED
    Text: Table of Contents Introduction . 1 Microchip Internet Connections .2


    Original     		D-85737 NL-5152 DS30177S-page pic16f716 based sine wave inverter pic16f73 sine wave inverter pic16f72 SINE WAVE inverter schematic diagram pic16f73 sinewave inverter source code PIC16F73 sine inverter IR dual full bridge DRIVER IC PWM MOTOR CONTROL PIC16F84A Free Projects of LED PIC16F628A Free Projects of LED PIC16F876A free projects PIC16F877A Free Projects of LED PDF

    PIC16f873a example code to config spi

    Abstract: PIC16F876A free projects PIC16F877a parallel slave port sample code pic16f87a PIC16F876A programmer circuit diagram pic16f877a minimal config 16lf87 pic16f877a projects PIC16F877A Microcontroller PWM GENERATION using Pic16F877A
    Text: M PIC16F87XA Data Sheet 28/40-pin Enhanced FLASH Microcontrollers  2001 Microchip Technology Inc. Advance Information DS39582A Note the following details of the code protection feature on PICmicro MCUs. • • • • • • The PICmicro family meets the specifications contained in the Microchip Data Sheet.


    Original     		PIC16F87XA 28/40-pin DS39582A D-81739 DS39582A-page PIC16f873a example code to config spi PIC16F876A free projects PIC16F877a parallel slave port sample code pic16f87a PIC16F876A programmer circuit diagram pic16f877a minimal config 16lf87 pic16f877a projects PIC16F877A Microcontroller PWM GENERATION using Pic16F877A PDF