Atmel C51 1.3 Support 1.4 Demo Board Features

Introduction

1-3 C51 Microcontrollers Demo Board User Guide

4119C–8051–3/03

1.3 Support Questions can be sent to: mcu@atmel.com

1.4 Demo Board Features

nAn LCD Display (2 lines of 16 characters)

nAn Eight LED Bar Graph

n128 KB Flash Memory

nThree Different Sockets: PLCC44, PLCC68 & DIL24

nIn-System Programming (ISP) Software to Download HEX Files in Flash Memory

nHardware Capability to Program the Microcontrollers On-Chip Flash Memory

nExtension Connectors for Special Features, Applications, New Products, or Demos

Contents

Main Page Page Page Section 1 Introduction 1.1 Package Contents 1.2 On-line Utilities 1.3 Support 1.4 Demo Board Features Section 2 Hardware Description 2.1 Block Diagram 2.2 Specifications 2.3 Supported Microcontrollers 2.4 Board Supply Considerations 2.5 Board Layout ON battery J1 Power Supply Connector LCD display 2.6 J11 Switches (Set=1, Clear=0) RS232 Cable to Terminal Synchro IN Synchro OUT ON Table 2. J9 Switches Table 3. J16 Switches Figure 2-6. Switch Configuration Socket and Quartz Crystal J9 Page Section 3 Operation Mode 3.1 Flash Products 3.2 ISP External Flash Memory Mode Page Page 3.3 Demo Mode Page Bill of Material C51 Microcontrollers Demo Board User Guide 4-16 Section 4 Bill of Material Page Page Page Page Page Page Page Atmel Headquarters Atmel Operations Corporate Headquarters Europe Asia Japan