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    CRYSTAL OSCILLATOR IN PIC16F876A MICROCONTROLLER Search Results

    CRYSTAL OSCILLATOR IN PIC16F876A MICROCONTROLLER Result Highlights (5)

    Part ECAD Model Manufacturer Description Download Buy
    TMP89FS60AUG Toshiba Electronic Devices & Storage Corporation 8-bit Microcontroller/Processing Performance Equivalent to a 16-bit MCU/LQFP64-P-1010-0.50E Visit Toshiba Electronic Devices & Storage Corporation
    TMP89FS63AUG Toshiba Electronic Devices & Storage Corporation 8-bit Microcontroller/Processing Performance Equivalent to a 16-bit MCU/LQFP52-P-1010-0.65 Visit Toshiba Electronic Devices & Storage Corporation
    TMP89FS60BFG Toshiba Electronic Devices & Storage Corporation 8-bit Microcontroller/Processing Performance Equivalent to a 16-bit MCU/P-LQFP64-1414-0.80-002 Visit Toshiba Electronic Devices & Storage Corporation
    TMP89FS63BUG Toshiba Electronic Devices & Storage Corporation 8-bit Microcontroller/Processing Performance Equivalent to a 16-bit MCU/P-LQFP52-1010-0.65-002 Visit Toshiba Electronic Devices & Storage Corporation
    TMP89FS62AUG Toshiba Electronic Devices & Storage Corporation 8-bit Microcontroller/Processing Performance Equivalent to a 16-bit MCU/LQFP44-P-1010-0.80A Visit Toshiba Electronic Devices & Storage Corporation

    CRYSTAL OSCILLATOR IN PIC16F876A MICROCONTROLLER Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    PIC16F877A assembly programming

    Abstract: PIC16F877A flowcode programming flowcode PIC16F877 and Parallel port interfacing circuit cost of PIC16F877A Microcontroller PIC16F877A Microcontroller free pic16f877a PIC16F84 usb programmer circuit PIC16F877A circuit programmer PROGRAM PIC16F73
    Text: E-blocks Multiprogrammer PICmicro microcontroller programmer and development board EB006 matrix multimedia • E-blocks compatible • Can be used as a programmer and as a development board • Programs a wide range of PICmicro MCU devices • RC or Xtal operation


    Original     		PDF EB006 PIC16F88 IC16C765, PIC16C77, PIC16C773, PIC16C774, PIC16C84, PIC16CE623, PIC16CE624, PIC16CE625, PIC16F877A assembly programming PIC16F877A flowcode programming flowcode PIC16F877 and Parallel port interfacing circuit cost of PIC16F877A Microcontroller PIC16F877A Microcontroller free pic16f877a PIC16F84 usb programmer circuit PIC16F877A circuit programmer PROGRAM PIC16F73

    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     		PDF 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

    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     		PDF 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

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

    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     		PDF 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

    PIC16F877a parallel slave port sample code

    Abstract: interfacing PIC16F877A with buffer PIC 877A PIC16F874A/877A DATASHEET PIC 16 F 877A PIC16F877A PIN diagram PIC16f877a example code spi PIC16F877A 40 pin MICROCHIP PIC16F874A/877A port pin details of pic16f877a
    Text: PIC16F87XA PIC16F87XA Rev. B0 Silicon/Data Sheet Errata The PIC16F87XA Rev. B0 parts you have received conform functionally to the Device Data Sheet DS39582A , except for the anomalies described below. This Errata Sheet supersedes any previously published Errata for PIC16F87XA Rev. B0.


    Original     		PDF PIC16F87XA PIC16F87XA DS39582A) 0242xxx) 28-pin PIC16F873A PIC16F876A) PIC16F877a parallel slave port sample code interfacing PIC16F877A with buffer PIC 877A PIC16F874A/877A DATASHEET PIC 16 F 877A PIC16F877A PIN diagram PIC16f877a example code spi PIC16F877A 40 pin MICROCHIP PIC16F874A/877A port pin details of pic16f877a

    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     		PDF 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

    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     		PDF 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

    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     		PDF 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

    PIC16F873A-876A

    Abstract: PIC16F873A PIC16Fxxx PIC16F873A programming for dc motor speed control PIC16F876A only circuit diagram Programming 8-bit pic16f876a microcontrollers PIC16F876A MPASM PIC 16 EEPROM I2C crystal oscillator in pic16F876A microcontroller pic16f873a pwm motor
    Text: PIC16F873A/876A 28-Pin Enhanced FLASH Microcontroller Product Brief High Performance RISC CPU: Pin Diagram: MCLR/VPP RA0/AN0 RA1/AN1 RA2/AN2/VREF-/CVREF RA3/AN3/VREF+ RA4/T0CKI RA5/AN4/SS VSS OSC1/CLKIN OSC2/CLKOUT RC0/T1OSO/T1CKI RC1/T1OSI/CCP2 RC2/CCP1 RC3/SCK/SCL


    Original     		PDF PIC16F873A/876A 28-Pin 28-pin D-81739 D-82152 DS30303C-page PIC16F873A-876A PIC16F873A PIC16Fxxx PIC16F873A programming for dc motor speed control PIC16F876A only circuit diagram Programming 8-bit pic16f876a microcontrollers PIC16F876A MPASM PIC 16 EEPROM I2C crystal oscillator in pic16F876A microcontroller pic16f873a pwm motor

    frequency counter using PIC16F73

    Abstract: pic18f6680 example PIC16F877 interrupt PIC16F628A counter PIC18 example code interrupt PIC16C62B PIC16C63 PIC16C64A PIC16C65A PIC16C66
    Text: TIMER1 MODULE Timer1 Module Silicon Errata Sheet The PICmicro microcontrollers you have received all exhibit anomalous behavior in their Timer1 modules, as described in this document. They otherwise conform functionally to the descriptions provided in their respective Device Data Sheets and Reference Manuals, as


    Original     		PDF DS80233B-page frequency counter using PIC16F73 pic18f6680 example PIC16F877 interrupt PIC16F628A counter PIC18 example code interrupt PIC16C62B PIC16C63 PIC16C64A PIC16C65A PIC16C66

    EB-006

    Abstract: EB006
    Text: PICmicro MCU multiprogrammer www.matrixltd.com EB006V9 Contents About this document General information Board layout Circuit description Protective cover PICmicro microcontroller pin out details Bus connections Circuit diagram 2 3 4 5 6 7 8 9 11 Copyright 2014 Matrix TSL


    Original     		PDF EB006V9 EB006V9 40-way EB006-30-9 EB-006 EB006

    PIC16F57 programming examples

    Abstract: pic18f6680 example frequency counter using PIC16F73 PIC16F628A counter pic16f73 circuit PIC18 example code interrupt PIC16C55 PIC18C452 PIC16C57C PIC16C62A
    Text: TIMER1 MODULE Timer1 Module Silicon Errata Sheet The PICmicro microcontrollers you have received all exhibit anomalous behavior in their Timer1 modules, as described in this document. They otherwise conform functionally to the descriptions provided in their respective Device Data Sheets and Reference Manuals, as


    Original     		PDF DS80233A-page PIC16F57 programming examples pic18f6680 example frequency counter using PIC16F73 PIC16F628A counter pic16f73 circuit PIC18 example code interrupt PIC16C55 PIC18C452 PIC16C57C PIC16C62A

    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     		PDF 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

    EB006-00-7

    Abstract: eb-006 EB006 pic programmer schematic pic16f84a programmer schematic ICD2 PIC16F877 PIC16F684 mplab programmer circuit PIC16F73 programmer circuit diagram pic*16f72 c program PIC16F74 usb programmer circuit diagram PIC16F886 block diagram
    Text: E-blocks PICmicro Multiprogrammer board Document code: EB006-30-7 PICmicro MCU Multiprogrammer EB006-00-7 Technical datasheet Contents 1. 2. 3. 4. 5. 6. 7. Appendix 1 About this document General information Board layout Testing this product Circuit description


    Original     		PDF EB006-30-7 EB006-00-7 EB006 EB006. 40-way EB006-00-7 eb-006 pic programmer schematic pic16f84a programmer schematic ICD2 PIC16F877 PIC16F684 mplab programmer circuit PIC16F73 programmer circuit diagram pic*16f72 c program PIC16F74 usb programmer circuit diagram PIC16F886 block diagram

    PIC16F816

    Abstract: PIC16F86 pic16f877a full instruction set program for pic16c54c digital clock RFID pic16f876 PIC16F73 Bootloader 4mhz crystal to pic16f877 PCM16XC0 FUNCTION circuit pic16f874 pic16f84a
    Text: PRODUCT LINE CARD Including Development Tools FIRST QUARTER 2001 CURRENT MICROCHIP PRODUCT LINE PICmicro MICROCONTROLLER FAMILY PRODUCTS Program Memory Analog Digital MAX Speed BOR/ CCP/ Serial I/O MHz ICSPTM PBOR PLVD ECCP Timers/WDT PIC12CXXX: 400ns Instruction Execution, 33/35 Instructions, 8-Pin Package, 4MHz Internal Oscillator, 4/5 Oscillator Selections


    Original     		PDF PIC12CXXX: 400ns PIC12C508A 512x12 PIC12C509A 1024x12 PIC12CR509A PIC12CE518 PIC16F816 PIC16F86 pic16f877a full instruction set program for pic16c54c digital clock RFID pic16f876 PIC16F73 Bootloader 4mhz crystal to pic16f877 PCM16XC0 FUNCTION circuit pic16f874 pic16f84a

    3 phase pwm pic16f877

    Abstract: 1X16 lcd module pic16f877a based spi sm 0038 ir receiver lcd 2*16 Side Brazed Ceramic Dual-In-Line Packages 28 One-chip telephone IC audio Amp. mosfet 1000 watt 400 Watt Audio amplifier IC control dc motor using Pic16F877A
    Text: PRODUCT LINE CARD INCLUDING DEVELOPMENT TOOLS 2ND HALF 2003 MOST CURRENT VERSION AVAILABLE ON WWW.MICROCHIP.COM WWW.MICROCHIP.COM Product Profile PICmicro Microcontrollers Microchip’s PICmicro® family of microcontrollers combine high performance, low cost and small package size to offer the best


    Original     		PDF DS00148H3 3 phase pwm pic16f877 1X16 lcd module pic16f877a based spi sm 0038 ir receiver lcd 2*16 Side Brazed Ceramic Dual-In-Line Packages 28 One-chip telephone IC audio Amp. mosfet 1000 watt 400 Watt Audio amplifier IC control dc motor using Pic16F877A

    PIC16f877a example code spi master configuration

    Abstract: 4431 mosfet PIC12f675 adc example codes RS485 communication with pic18f4520 PIC16f627 example codes pwm PIC18f452 example uart codes PIC12f509 example codes PIC16f877a example codes transceiver pic16f877a c code programming example for temperature monitoring pic16f72 3 PHASE MOTOR CONTROL
    Text: 2nd Half 2004 July - September 2004 Product Selector Guide Product Profile PICmicro Microcontrollers Microchip’s PICmicro® family of microcontrollers combine high performance, low cost and small package size to offer the best price/ performance ratio in the industry. Based on a powerful RISC core, the PICmicro architecture provides users an easy migration path


    Original     		PDF DS00148J3 PIC16f877a example code spi master configuration 4431 mosfet PIC12f675 adc example codes RS485 communication with pic18f4520 PIC16f627 example codes pwm PIC18f452 example uart codes PIC12f509 example codes PIC16f877a example codes transceiver pic16f877a c code programming example for temperature monitoring pic16f72 3 PHASE MOTOR CONTROL

    PIC16f690 example codes

    Abstract: PIC18f4520 enc28j60 spi example codes PIC18f4431 PWM example codes PIC16f877a example code spi master configuration PIC16f876 example codes PIC18f4520 PWM example codes RF transmitter 433.92 3 pin 12v PIC16f877a example uart codes PIC16F84 example codes picdem 2 plus demo board pic18f4520 examples
    Text: 1st Half 2005 January - March 2005 Product Selector Guide Product Profile PICmicro Microcontrollers Microchip’s PICmicro® family of microcontrollers combine high performance, low cost and small package size to offer the best price/ performance ratio in the industry. Based on a powerful RISC core, the PICmicro architecture provides users an easy migration path


    Original     		PDF DS00148K1 PIC16f690 example codes PIC18f4520 enc28j60 spi example codes PIC18f4431 PWM example codes PIC16f877a example code spi master configuration PIC16f876 example codes PIC18f4520 PWM example codes RF transmitter 433.92 3 pin 12v PIC16f877a example uart codes PIC16F84 example codes picdem 2 plus demo board pic18f4520 examples

    PIC18f4431 PWM example codes

    Abstract: PIC18F2680 Dc motor speed Controlled with Pic16F877A PIC12f675 example codes PIC16F84 PHOTOS PIC16f690 spi example codes PIC18F4550 example C18 lcd codes TC7107 microchip mcp3221 application PIC18f4520 PWM example codes
    Text: 2nd Half 2004 October - December 2004 Product Selector Guide Product Profile PICmicro Microcontrollers Microchip’s PICmicro® family of microcontrollers combine high performance, low cost and small package size to offer the best price/ performance ratio in the industry. Based on a powerful RISC core, the PICmicro architecture provides users an easy migration path


    Original     		PDF DS00148J4 PIC18f4431 PWM example codes PIC18F2680 Dc motor speed Controlled with Pic16F877A PIC12f675 example codes PIC16F84 PHOTOS PIC16f690 spi example codes PIC18F4550 example C18 lcd codes TC7107 microchip mcp3221 application PIC18f4520 PWM example codes

    PIC16F765

    Abstract: PIC16F816 pic16f745 MPC3202 programming specification for pic18fxxx PIC16F73 I2C communication code in assembly PIC18F653 usart pic16f877a CAN protocol program with pic18f458 PIC16F872A
    Text: Future PICmicro Microcontroller Products Guide 2000  2000 Microchip Technology Inc. DS00168C DATA SHEET MARKINGS Microchip uses various data sheet markings to designate each document phase as it relates to the product development stage. The markings appear at the bottom of the data sheet, between the copyright and document and


    Original     		PDF DS00168C PIC16F765 PIC16F816 pic16f745 MPC3202 programming specification for pic18fxxx PIC16F73 I2C communication code in assembly PIC18F653 usart pic16f877a CAN protocol program with pic18f458 PIC16F872A

    RS-485 to usart pic interface circuit

    Abstract: PIC16F690 PWM c programming 433 mhz ask rf module RFID Entry Door Lock Access Control System control dc motor using Pic16F877A rs232 parallel flash programmer data sheet IC 7106 3.5 digit 7 segment lcd display pin configuration control dc motor speed using pwm Pic16F877A RFID passive tag
    Text: April - June 2005 Update 2005 Product Selector Guide Product Profile PICmicro Microcontrollers Microchip’s PICmicro® family of microcontrollers combine high performance, low cost and small package size to offer the best price/ performance ratio in the industry. Based on a powerful RISC core, the PICmicro architecture provides users an easy migration path


    Original     		PDF DS00148K2 RS-485 to usart pic interface circuit PIC16F690 PWM c programming 433 mhz ask rf module RFID Entry Door Lock Access Control System control dc motor using Pic16F877A rs232 parallel flash programmer data sheet IC 7106 3.5 digit 7 segment lcd display pin configuration control dc motor speed using pwm Pic16F877A RFID passive tag

    PIC16F887 Free Projects

    Abstract: PIC18F45k20 examples PIC16F628A Free Projects of LED pwm liquid level alarm using pic16f877a PIC16F877A ultrasonic sensor keypad 4x4 c code for pic16f887 PIC16F72 ups SOURCE CODE PIC16f877a c code for ethernet module enc28j60 RS-485 PIC16f688 example code digital blood pressure circuit using pic
    Text: 8-Bit PIC Microcontrollers Fall 2008 8-bit PIC® Microcontrollers www.microchip.com/8bit Did you know? – Microchip Technology is the #1 supplier of 8-bit microcontrollers worldwide. In fact, we’ve recently surpassed 6 billion devices shipped – That’s one PIC® microcontroller for every person on earth!


    Original     		PDF DS39630F DS39630E* PIC16F887 Free Projects PIC18F45k20 examples PIC16F628A Free Projects of LED pwm liquid level alarm using pic16f877a PIC16F877A ultrasonic sensor keypad 4x4 c code for pic16f887 PIC16F72 ups SOURCE CODE PIC16f877a c code for ethernet module enc28j60 RS-485 PIC16f688 example code digital blood pressure circuit using pic

    IR RC5 encoder PIC

    Abstract: PIC18F45K20 demo board PIC16F877A Microcontroller architecture 15x10-bit PIC16F877A for sensor DM183022 48v battery charger lead pic16f877a based spi PIC18F96J60 PICmicro Reference Manual
    Text: October - December 2005 Update 2005 Product Selector Guide Product Profile 8-bit PICmicro Microcontrollers Microchip’s PICmicro® family of microcontrollers combine high performance, low cost and small package size to offer the best price/ performance ratio in the industry. Based on a powerful RISC core, these 8-bit PIC® microcontrollers fall into three product architecture


    Original     		PDF 12-bit 14-bit 896-14K PIC18) DS00148K4 IR RC5 encoder PIC PIC18F45K20 demo board PIC16F877A Microcontroller architecture 15x10-bit PIC16F877A for sensor DM183022 48v battery charger lead pic16f877a based spi PIC18F96J60 PICmicro Reference Manual