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    PIC16F690 DIGITAL LCD CLOCK Search Results

    PIC16F690 DIGITAL LCD CLOCK Result Highlights (6)

    Part ECAD Model Manufacturer Description Download Buy
    TB67S539FTG Toshiba Electronic Devices & Storage Corporation Stepping Motor Driver/Bipolar Type/Vout(V)=40/Iout(A)=2/Clock Interface Visit Toshiba Electronic Devices & Storage Corporation
    TB67S149AFTG Toshiba Electronic Devices & Storage Corporation Stepping Motor Driver/Unipolar Type/Vout(V)=84/Iout(A)=3/Clock Interface Visit Toshiba Electronic Devices & Storage Corporation
    TB67S549FTG Toshiba Electronic Devices & Storage Corporation Stepping Motor Driver/Bipolar Type/Vout(V)=40/Iout(A)=1.5/Clock Interface Visit Toshiba Electronic Devices & Storage Corporation
    TB67S589FTG Toshiba Electronic Devices & Storage Corporation Stepping Motor Driver / Bipolar Type / Vout(V)=50 / Iout(A)=3.0 / CLK input type / VQFN32 Visit Toshiba Electronic Devices & Storage Corporation
    TB67S589FNG Toshiba Electronic Devices & Storage Corporation Stepping Motor Driver / Bipolar Type / Vout(V)=50 / Iout(A)=3.0 / CLK input type / HTSSOP28 Visit Toshiba Electronic Devices & Storage Corporation
    TB67S569FTG Toshiba Electronic Devices & Storage Corporation Stepping Motor Driver / Bipolar Type / Vout(V)=40 / Iout(A)=2.0 / CLK input type / VQFN32 Visit Toshiba Electronic Devices & Storage Corporation

    PIC16F690 DIGITAL LCD CLOCK Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    code for pulse oximeter using PIC microcontroller

    Abstract: digital blood pressure circuit using pic glucometer PIC microcontroller interfacing circuit pulse oximeter digital thermometer PIC program pulse oximeter using microcontroller heart rate monitor using PIC microcontroller finger pulse oximeter oxygen sensor using PIC pulse oximetry sensor circuit
    Text: Medical Application Solutions Solutions for Medical Applications www.microchip.com/medical Enabling New Technologies in Medical Applications Table of Contents Enabling New Technologies in Medical Applications. 2 Microchip for Medical Applications . 3


    Original     		PDF DS01062B DS01062B* code for pulse oximeter using PIC microcontroller digital blood pressure circuit using pic glucometer PIC microcontroller interfacing circuit pulse oximeter digital thermometer PIC program pulse oximeter using microcontroller heart rate monitor using PIC microcontroller finger pulse oximeter oxygen sensor using PIC pulse oximetry sensor circuit

    3 phase ac motor speed control pic code

    Abstract: pic c code 3 phase induction PWM AC MOTOR CONTROl with pic microcontroller PWM generator based microcontroller pic pic16f690 digital lcd clock power factor correction using PIC single phase ac motor pic speed control AC LAMP DIMMER fsk modulator using 555 pic16f690 pwm output on 2 pins
    Text: Integrated Peripheral Highlights Next Generation Peripherals For 8-bit PIC Microcontrollers Unique integrated peripherals for 8-bit PIC microcontrollers. www.microchip.com/8bit 8-bit Peripheral Highlights Overview Microchip is the leader in 8-bit microcontrollers by continually investing and expanding upon the PIC® microcontroller


    Original     		PDF DS41565C DS41565C* 3 phase ac motor speed control pic code pic c code 3 phase induction PWM AC MOTOR CONTROl with pic microcontroller PWM generator based microcontroller pic pic16f690 digital lcd clock power factor correction using PIC single phase ac motor pic speed control AC LAMP DIMMER fsk modulator using 555 pic16f690 pwm output on 2 pins

    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

    Capacitive touch waterproof

    Abstract: PIC24F256GB110 PIC16f887 interfacing with graphical lcd proximity sensor interfacing with microcontroller PIC16f690 interfacing keypad and lcd LCD connection to PIC16f1939 touch screen based dc motor speed control microchip pic18 spi dma example microchip pic18 graphic lcd speex* dspic equalizer
    Text: Human Interface Solutions Human Interface Solutions Touch Sensing, Display and Audio & Speech www.microchip.com/humaninterface Human Interface Solutions Looking to Add New and Stylish Interfaces to Differentiate Your Product? Need to Get to Market Quicker with Proven, Turnkey Solutions?


    Original     		PDF DS01214E DS01214D* Capacitive touch waterproof PIC24F256GB110 PIC16f887 interfacing with graphical lcd proximity sensor interfacing with microcontroller PIC16f690 interfacing keypad and lcd LCD connection to PIC16f1939 touch screen based dc motor speed control microchip pic18 spi dma example microchip pic18 graphic lcd speex* dspic equalizer

    EXAMPLE of dsPIC33 pwm

    Abstract: LCD connection to PIC16f1939 microchip pic18 graphic lcd pic16f887 keypad interfacing example PIC16F690 example code i2c master microchip pic18 spi dma example PIC16F887 POTENTIOMETER ADC shift register 7 segment display pic16f LCD control using dsPIC33 echo cancellation audio
    Text: Human Interface Solutions Human Interface Solutions Touch Sensing, Display and Audio & Speech www.microchip.com/humaninterface Human Interface Solutions Looking to Add New and Stylish Interfaces to Differentiate Your Product? Need to Get to Market Quicker with Proven, Turnkey Solutions?


    Original     		PDF DS01214D DS01214D* EXAMPLE of dsPIC33 pwm LCD connection to PIC16f1939 microchip pic18 graphic lcd pic16f887 keypad interfacing example PIC16F690 example code i2c master microchip pic18 spi dma example PIC16F887 POTENTIOMETER ADC shift register 7 segment display pic16f LCD control using dsPIC33 echo cancellation audio

    PIC16F690 PWM c programming

    Abstract: PIC16F690 PWM c programming* motor oxygen sensor using PIC HOW TO PROGRAM PIC16F913 implementing FIR and IIR digital filters AN1211 pic16f690 MCP970X pic16f690 digital lcd clock pic16f690 quadrature encoder 25AAXXX
    Text: 醫療應用解決方案 醫療應用解決方案 www.microchip.com/medical 推動醫療應用中的新技術 目錄 促進醫療設備的發展 推動醫療應用中的新技術. 2 Microchip 醫療應用.3


    Original     		PDF DS01062B* PIC16F690 PWM c programming PIC16F690 PWM c programming* motor oxygen sensor using PIC HOW TO PROGRAM PIC16F913 implementing FIR and IIR digital filters AN1211 pic16f690 MCP970X pic16f690 digital lcd clock pic16f690 quadrature encoder 25AAXXX

    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     		PDF 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

    control dc motor speed using Pic16F877A

    Abstract: zigbee interfacing c code PIC16F877A advantages zigbee to PIC microcontroller interfacing circuit free pic16f877a interfacing AC motor to pic AN1192 MRF24J40 control dc motor speed using pwm Pic16F877A IGBT PIC MICROCONTROLLER bldc motor using pic16f877a
    Text: Home Appliance Solutions Electronic Solutions for Appliance Designers www.microchip.com/appliance Enabling New Technologies in Appliance Applications Appliance manufacturers are facing numerous challenges in today’s ever-changing global market. Government regulations,


    Original     		PDF Technolo886-3-6578-300 DS00241E DS00241E* control dc motor speed using Pic16F877A zigbee interfacing c code PIC16F877A advantages zigbee to PIC microcontroller interfacing circuit free pic16f877a interfacing AC motor to pic AN1192 MRF24J40 control dc motor speed using pwm Pic16F877A IGBT PIC MICROCONTROLLER bldc motor using pic16f877a

    PIC16f690 example codes

    Abstract: PIC16f690 spi example codes PIC16f690 example codes for Serial LCD Interface PIC16f687 spi example codes eeprom tutorial PIC16F687 Assembler programming for PIC 16f690 PIC16F690 LED project with assembly language PIC16F690 Free Projects of LED microchip 16f690 pwm example PIC16F690 example code i2c master
    Text: PIC16F685/687/689/690 Data Sheet 20-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology 2005 Microchip Technology Inc. Preliminary DS41262A 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 PIC16F685/687/689/690 20-Pin DS41262A oper203-1760 DS41262A-page PIC16f690 example codes PIC16f690 spi example codes PIC16f690 example codes for Serial LCD Interface PIC16f687 spi example codes eeprom tutorial PIC16F687 Assembler programming for PIC 16f690 PIC16F690 LED project with assembly language PIC16F690 Free Projects of LED microchip 16f690 pwm example PIC16F690 example code i2c master

    PIC16F690 Free Projects of LED

    Abstract: PIC16F690 LED project with assembly language Assembler programming for PIC 16f690 PIC16f690 example codes DS41262D PIC16F690 lcd PIC16f690 interrupt RB 16f690 speed PIC16F690 Free Projects pic16f690 digital lcd clock
    Text: PIC16F631/677/685/687/689/690 Data Sheet 20-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology 2007 Microchip Technology Inc. DS41262D 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 PIC16F631/677/685/687/689/690 20-Pin DS41262D s6-4803 DS41262D-page PIC16F690 Free Projects of LED PIC16F690 LED project with assembly language Assembler programming for PIC 16f690 PIC16f690 example codes DS41262D PIC16F690 lcd PIC16f690 interrupt RB 16f690 speed PIC16F690 Free Projects pic16f690 digital lcd clock

    power factor calculation by pic microcontroller timer

    Abstract: PIC microcontroller 3 phase energy meter AC voltmeter pic PIC18F46K22 zigbee to PIC microcontroller interfacing circuit SPI mrf24j40ma gas sensor using PIC lcd and pic16f84a tutorial ZG2100 zigbee data acquisition using pic microcontrollers
    Text: Utility Metering Solutions Fall 2010 Complete Utility Metering Solutions www.microchip.com/meter Design Innovation in Energy, Gas, Water and Heat Meters The metering market is facing many challenges in today’s rapidly evolving world. Government regulations, competitive


    Original     		PDF DS01008F DS01008F* power factor calculation by pic microcontroller timer PIC microcontroller 3 phase energy meter AC voltmeter pic PIC18F46K22 zigbee to PIC microcontroller interfacing circuit SPI mrf24j40ma gas sensor using PIC lcd and pic16f84a tutorial ZG2100 zigbee data acquisition using pic microcontrollers

    PIC16F690 LCD project

    Abstract: No abstract text available
    Text: PIC16F631/677/685/687/689/690 Data Sheet 20-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology 2008 Microchip Technology Inc. DS41262E 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 PIC16F631/677/685/687/689/690 20-Pin DS41262E DS41262E-page PIC16F690 LCD project

    PIC16f690 example codes

    Abstract: PIC16F631 PIC16f690 spi example codes PIC16F677 PIC16F687 PIC16F689 thermistor 10k PIC16F690 PWM c programming Assembler programming for PIC 16f690 temperature MPASM 16f690
    Text: PIC16F631/677/685/687/689/690 Data Sheet 20-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology 2006 Microchip Technology Inc. Preliminary DS41262B 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 PIC16F631/677/685/687/689/690 20-Pin DS41262B DS41262B-page PIC16f690 example codes PIC16F631 PIC16f690 spi example codes PIC16F677 PIC16F687 PIC16F689 thermistor 10k PIC16F690 PWM c programming Assembler programming for PIC 16f690 temperature MPASM 16f690

    PIC16f690 example codes

    Abstract: PIC16f690 spi example codes PIC16F690 Free Projects of LED source code pic16f690 with lcd PIC16F631 PIC16F690 Projects Assembler programming for PIC 16f690 rlf 220 PIC16F690 example i2c master PIC16f687 spi example codes
    Text: PIC16F631/677/685/687/689/690 Data Sheet 20-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology 2006 Microchip Technology Inc. Preliminary DS41262C 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 PIC16F631/677/685/687/689/690 20-Pin DS41262C DS41262C-page PIC16f690 example codes PIC16f690 spi example codes PIC16F690 Free Projects of LED source code pic16f690 with lcd PIC16F631 PIC16F690 Projects Assembler programming for PIC 16f690 rlf 220 PIC16F690 example i2c master PIC16f687 spi example codes

    PIC18f45k22

    Abstract: PIC16707 PIC16f887 interfacing with graphical lcd PIC16F690 Free Projects temperature sensor PIC16F1937 Free Projects AN1254 PIC16F887 Free Projects mtouch source code pic16f1827 Capacitive touch waterproof capacitive touch 12 key sensor MCU pic16f1827
    Text: Human Interface Solutions Summer 2010 Human Interface Solutions www.microchip.com/humaninterface Human Interface Solutions Adding a modern, intuitive user interface to your design improves its ease-of-use, functionality and aesthetics. Graphics displays, touch interactivity and


    Original     		PDF DS01214F DS01214F* PIC18f45k22 PIC16707 PIC16f887 interfacing with graphical lcd PIC16F690 Free Projects temperature sensor PIC16F1937 Free Projects AN1254 PIC16F887 Free Projects mtouch source code pic16f1827 Capacitive touch waterproof capacitive touch 12 key sensor MCU pic16f1827

    MPC73832

    Abstract: mcp60021 switch reluctance motor control using pic18F46K20 PIC18FXXKXX mcp61421 MCP3909 LCD AC162 DM164120-3 PIC16f877a c code for ethernet module enc28j60 PIC16F874A SD card
    Text: January - June 2007 2007 Product Selector Guide Product Profile 8-bit PIC Microcontrollers Microchip’s 8-bit PIC® 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 PIC18) 16-bit DS00148M DS00148L2* MPC73832 mcp60021 switch reluctance motor control using pic18F46K20 PIC18FXXKXX mcp61421 MCP3909 LCD AC162 DM164120-3 PIC16f877a c code for ethernet module enc28j60 PIC16F874A SD card

    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

    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

    PIC18F4550 humidity sensor project with assembly

    Abstract: PIC16F888 LCD display using dsPIC33 BLDC motor speed control using PIC18F2550 PIC18F458 Free Projects PIC18f320 PIC16F886 Free Projects thermistor dsc 103 DM164120 PIC16F886 Projects
    Text: Low-Cost Development Tools Low-Cost Development Tools Guide For use with Analog and Interface Products, 8-bit PIC Microcontrollers MCUs , 16-bit MCUs and dsPIC® Digital Signal Controllers (DSCs), Memory and KEELOQ® Products. Microchip offers a wide range of


    Original     		PDF 16-bit DS51560D DS51560D* PIC18F4550 humidity sensor project with assembly PIC16F888 LCD display using dsPIC33 BLDC motor speed control using PIC18F2550 PIC18F458 Free Projects PIC18f320 PIC16F886 Free Projects thermistor dsc 103 DM164120 PIC16F886 Projects

    PIC16F690 PWM c programming

    Abstract: 16F690 thermistor SCK 054 228 PIC16F631 16f6xx pwm ds41204 PIC16F690 PWM C config 20 Mhz pic 16f690 pic16f690 digital lcd clock pic32 PWM
    Text: PIC16F631/677/685/687/689/690 数据手册 采用纳瓦技术的 20 引脚 8 位 CMOS 闪存单片机  2008 Microchip Technology Inc. DS41262E_CN 请注意以下有关 Microchip 器件代码保护功能的要点： • Microchip 的产品均达到 Microchip 数据手册中所述的技术指标。


    Original     		PDF PIC16F631/677/685/687/689/690 DS41262E PIC16F690 PWM c programming 16F690 thermistor SCK 054 228 PIC16F631 16f6xx pwm ds41204 PIC16F690 PWM C config 20 Mhz pic 16f690 pic16f690 digital lcd clock pic32 PWM

    PIC16F886 Free Projects

    Abstract: PIC microcontroller based sensorless speed control PIC microcontroller 3 phase energy meter PIC16F888 PIC18F458 Free Projects buck converter with pic controller 4x4 matrix keypad in pic with c code PIC16F627a Free Projects LED PIC16F690 Free Projects of LED PIC16F690 Free Projects
    Text: Low-Cost Development Tools Low-Cost Development Tools Guide For use with Analog and Interface Products, Microcontrollers, Digital Signal Controllers, Memory, KEELOQ and Wireless Products Microchip offers a wide range of development tools – all designed to


    Original     		PDF DS51560E DS51560E* PIC16F886 Free Projects PIC microcontroller based sensorless speed control PIC microcontroller 3 phase energy meter PIC16F888 PIC18F458 Free Projects buck converter with pic controller 4x4 matrix keypad in pic with c code PIC16F627a Free Projects LED PIC16F690 Free Projects of LED PIC16F690 Free Projects

    PIC16F618

    Abstract: ic pic16f618 led pwm Controlled with Pic16F84 motor control using PIC16f887 LCD AC162 PIC16F877 Data Logger pic16f72 3 PHASE MOTOR CONTROL PIC16f84a to PIC18f PIC18F6522 control dc motor speed using pwm Pic16F877A
    Text: January - March 2006 2006 Product Selector Guide Product Profile 8-bit PIC Microcontrollers Microchip’s PIC® 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) 16-bit DS00148L1 PIC16F618 ic pic16f618 led pwm Controlled with Pic16F84 motor control using PIC16f887 LCD AC162 PIC16F877 Data Logger pic16f72 3 PHASE MOTOR CONTROL PIC16f84a to PIC18f PIC18F6522 control dc motor speed using pwm Pic16F877A

    PIC16F888

    Abstract: pt100 mcp3421 PIC16F886 Projects PIC24fj128ga010 LCD 2.8" TFT LCD DISPLAY programming with pic PIC18F4550 humidity sensor project with assembly PIC16F690 LED project with assembly language PIC16F886 Free Projects BLDC motor speed control using PIC18F2550 PIC12F5XX
    Text: Low-Cost Development Tools Low-Cost Development Tools Guide For use with Analog and Interface Products, Microcontrollers, Digital Signal Controllers, Memory, KEELOQ and Wireless Products Microchip offers a wide range of development tools – all designed to


    Original     		PDF DS51560F ds51560f* PIC16F888 pt100 mcp3421 PIC16F886 Projects PIC24fj128ga010 LCD 2.8" TFT LCD DISPLAY programming with pic PIC18F4550 humidity sensor project with assembly PIC16F690 LED project with assembly language PIC16F886 Free Projects BLDC motor speed control using PIC18F2550 PIC12F5XX

    MCP60421

    Abstract: mcp61421 PIC16F877 stepper motor interfacing PIC16F874A SD card Thermistor 20SP switch reluctance motor control using pic18F46K20 ENC28J60 mplab icd 3 mclr pgd pgc pic16f722 TC1426 rf transmitter and receiver for pic16f887
    Text: July - September 2006 2006 Product Selector Guide Product Profile 8-bit PIC Microcontrollers Microchip’s PIC® 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 PIC18) 16-bit DS00148L2 DS00148L2* MCP60421 mcp61421 PIC16F877 stepper motor interfacing PIC16F874A SD card Thermistor 20SP switch reluctance motor control using pic18F46K20 ENC28J60 mplab icd 3 mclr pgd pgc pic16f722 TC1426 rf transmitter and receiver for pic16f887