MEMORY:

• On-Chip 8K * 14 Words Flash Program Memory

• On-Chip 368 * 8 Bytes RAM Data Memory

• On-Chip 256 * 8 Bytes EEPROM Data Memory

      GENERAL FEATURES:

•  8 Bit Microcontroller CPU Core

•  Based on Microchip pic16f877  microcontroller

•  High Performance RISC CPU  Architecture

•  Clock Frequency 20MHZ.

•  Single +5v Operating Voltage

•  Contains Only 35 Single Word Instructions

      PERIPHERALS:

      Adc

• 8 Channel 10 Bit on-Chip A/D Converter

      Digital I/O

•  33 Numbers of On-Chip Digital I/O Port Lines

•  Port Lines Are Three 8 Bit Wide Ports (PB, PC, PD), One 6 Bit Wide

•  Port (PA) & One 3 Bit Wide Port (PE)

•  Port D Can be Configured As 8 Bit Wide Parallel Slave Port (PSP)

      Timer/Serial Ports

•  3 Numbers of on-Chip Timer/Counter

•  Timer 0 & Timer 2 are 8 Bit Wide ,Timer 1 Sixteen Bit Wide

•  On-Chip Master Synchronous Serial Port (MSSP) with SPI & I²C

•  On-Chip Full Duplex RS232 Compatible Serial Port for Communication with Pc

•  RS232 Operation terminated at 9 pin "D" male Connctor Switch Selectable

•  RS232 Cable Provided to Interface with Pc

      Interrupts

• 14 On-Chip Interrupt Source Capability

      Additional Features

•  On-Chip 2 Channels 16 Bit Capture & Compare Modules

•  On-Chip 2 Channels 10 Bit PWM Outputs

•  On-Chip Watchdog Timer Facility

•  On-Chip Power Saving Sleep Mode Function

•  Normal, Idle & Power-Down Mode of Operation

     PROGRAMMING FACILITIES:

 In Circuit Serial Programming Facility for Downloading HEX Files (Output Files From C/Assembly Language) Into On-Chip Flash Memory,avoids the Need of Separate External Programmer

      EXPANSION SLOTS:

• 50 pin FRC connector (VIPAC BUS) for CPU lines termination ,making it easy to add your own peripherals outside the card

• VIPAC BUS Also Used to Interface Add-on Cards (VIPAC Series) like DC, DAC, Keyboard, Display etc.

      SOFTWARES:

•  Windows Based in System Programming Software for Flash Programming

•  "C" Compiler for PIC Series Families

•  Sample Programs in Assembly & C Languages

      DOCUMENTATION:

•  VPIC-87X Technical Reference Manual

      ACCESSORIES :

      01. SWITCHED MODE POWER SUPPLY [In-Lieu of Low Cost Power Supply][TOC]

•  5 Volt/3.0 Amps

•  ±12 Volt/300mA

•  Short circuit, Over current protected.

      02. VIPAC INTERFACING CABLE

•  FRC Connectors provided in the flat cable of 1 metre length

Note: Switch mode power supply and interface cable should be necessarily purchased, while purchasing the following Add on Application cards.

    APPLICATION CARDS

•  Driver for controlling a stepper motor, Can control Stepper motors ranging from 2Kg to 20Kg

•  Provision for connecting internal (or) external Power supply of 6V, 2V (or) 24V, selectable by jumpers

•  Relevant Software with Manual

•  Baud rate generation for 8251 using 8253/8254

•  Standard RS232 serial port in 9 pin D Male connector

•  All timer input and outputs are terminated in a connector

•  Relevant Software with Manual

•   Incorporates ADC 0809

•   Start of Conversion by manual switch or software

•   End of Conversion (EOC) monitored through Interrupt / Polling

•   All the 8 channel analog inputs terminated at Screw type connector.

•   Trimpot is provided on-board to channel 0 or 3 or 6

•   Provision for test points & fault analysis points

•   Relevant Software with Manual

   5.5. HEXA DECIMAL KEYBOARD (VIPAC 04)                                  [TOC]

•   16 keys in 4 x 4 matrix keyboard

•   Relevant Software with Manual

   5.6. SEVEN SEGMENT DISPLAY BOARD (VIPAC 05)                      [TOC]

•   4 Digit Seven Segment Displays

•   Independent ports for digit selection and issuing digit data.

•   Fully software controlled multiplexed display

•   Relevant Software with Manual

•  Based on MSM 5832 Read Time Clock/Calender Chip

•  Data/Time programmable by Microcontroller

•  Test and fault analysis points for debugging

•  7 Segment Display provided

• COUNTER :

  # This 4 bit binary up/down counter is constructed using flip flop ICs

  # CLK is provided on the board with spring termination

  # One switch is provided for giving Clock pulses to the counter

• Relevant software with Manual

    5.8. FUNCTION GENERATOR USING PIC16F84 (MODEL : VIPAC 07)      [TOC]  

•  Voltage output : 0 to 5V

•  Waveform output : Sine, Square, Triangular, Forward RAMP & Reverse RAMP (with LED indication)

•  Waveform generation using PIC16F84 Micro controller

•  Operating at 3.5 Mhz (4 Mhz)

•  The Waveform is selected through the push to on buttons

•  Port lines are terminated at 26 pin FRC Connector.

•  Relevant Software with Manual

   5.9. FUNCTION GENERATOR USING PIC16F877 (VIPAC 08)                 [TOC]

•  Voltage output : 0 to 5V

•  Waveform output : Sine, Square, Triangular, Forward RAMP & Reverse RAMP (with led    indication)

•  Waveform generation using PIC16F877 Microcontroller

•  The Waveform is selected through the push to on buttons

•  Relevant Software with Manual

  PIC DEVELOPMENT TOOLS

   5.10 PIC PROGRAMMER                                                                  [TOC]

   a. PICSTART Plus (Low-cost Development Kit - Supports all PICmicro MCUs)

•  Operates with PC-compatible host system running Windows under MPLAB IDE environment

•  Reads, programs, verifies EPROM and EEPROM program and data memory

•  Reads, programs, verifies all configuration bits

•  Programs and verifies an address range

•  Displays, edits, and transfers device contents to and from programmer unit

•  MPLAB Project support to automatically download object file to PICSTART Plus

•  MPASM Assembler translates assembler source code to object code for all PICmicro devices

•  MPLAB SIM Windows-based simulator designed to model operation of all PICmicro MCUs

•  Complete with RS-232 cable and 9V power supply

•  PICmicro MCU device sample

•  Complete documentation, User's Guides and CD-ROM

•  PICC LITE C Compiler for PIC16F84 micro controller.

   b. PIC Programmer

•  Make : Leap

•  Supporting all PIC12CXXX, 14000, 16C5X, 16C6X, 16CXXX, 16C7X,16C7XX, 16C8X, 16F8X, 16F87X, 16C9XX, 17CXX and 17CXXX.

    5.11 'C' COMPILER                                                                      [TOC]

•  `C' compiler for PIC series of processors

•  The complete toolset consists of C Compiler, Assembler & Linker