Texas-instruments MSC1211 Uživatelský manuál

        April 2003User’s GuideSBAU086

MSC1211 Description1-21.1 MSC1211 DescriptionThe MSC1211 is a precision 24-bit delta-sigma analog-to-digital converter(ADC) with an 8051 microcontroll

Analog Inputs1-3Introduction1.3 Analog InputsAnalog input is supplied through the ten–way screw terminal block, J4. Thenine inputs are connected to th

2-1Getting Started  This chapter guides you through unpacking the MSC1211EVM and setting itup so you can begin working with it immediat

Unpacking the MSC1211EVM2-22.1 Unpacking the MSC1211EVMAfter unpacking the MSC1211EVM kit, check to make sure you received all ofthe items listed here

Quick Start2-3Getting Started2.3 Quick StartOnce the MSC1211EVM has been unpacked from its shipping container, andyou have verified that the board is

Quick Start2-4Figure 2–1. RIDE (Raisonance Integrated Development Environment)Refer to the RIDE documentation and help menus for more information abou

Quick Start2-5Getting StartedFigure 2–2. Tool Advanced OptionsUnCheck the Prompt before running box.All operands should immediately follow the switch

3-1Operation This chapter describes each function of the MSC1211EVM, and how to use theaccompanying software to program and use the MSC1211.T

Jumpers3-23.1 JumpersTable 3–1 shows the function of each jumper on the EVM.Table 3–1.Jumper/Function ReferenceReference DesignatorSetting/Pin Functio

Jumpers3-3Operation3.1.1 JMP1: Short R1In order to allow current output IDAC0 to have full compliance, JMP1 canbe used to short out resistor R1, which

IMPORTANT NOTICETexas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications,enhancements, improvemen

Switches3-43.2 Switches3.2.1 RESET SwitchSwitch SW1 is a miniature pushbutton that, when pressed, forces theMSC1211 RST line high. When released, the

Switches3-5Operation3.2.5 SW5: Emulation and Control SwitchSW5 provides the means to break several signals so that they can be con-trolled by an emula

I/O Connectors and Signals3-63.3 I/O Connectors and SignalsThe various connectors on the MSC1211EVM are described in this section.3.3.1 J8: Serial0 RS

I/O Connectors and Signals3-7Operation3.3.2 J9: Serial1 RS-232 ConnectorThis connector is available for use with the second UART in the MSC1211.Only t

I/O Connectors and Signals3-83.3.3 J6, JMP5, JMP6, B1: Power ConnectorsThe MSC1211EVM features a flexible power supply. Externally generatedpower, the

I/O Connectors and Signals3-9Operation3.3.4 J4: Analog InputsTerminal block J4 is the main analog input to the MSC1211EVM, as is definedin Table 3–8.

I/O Connectors and Signals3-103.3.6 TP1–6: Test PointsThe test points can be used to monitor certain signals on the board.For information on the signa

Circuit Descriptions3-11Operation3.4 Circuit DescriptionsThe MSC1211EVM combines the MSC1211 microcontroller, 128K RAM, theADS8325, 256K EEPROM, a 22.

4-1Physical Description  This chapter contains the schematic drawings and PCB layouts for theMSC1211EVM board.Topic Page4.1 Schema

Schematics4-24.1 SchematicsFigure 4–1. Processor Schematic

EVM IMPORTANT NOTICETexas Instruments (TI) provides the enclosed product(s) under the following conditions:This evaluation kit being sold by TI is int

Schematics4-3Physical DescriptionFigure 4–2. Power and Analog Inputs Schematic

Component Locations4-44.2 Component LocationsFigure 4–3. Printed Circuit Board Layout

Power-Supply CE Certification4-5Physical Description4.3 Power-Supply CE Certification

Bill of Materials4-64.4 Bill of MaterialsTable 4–1.Bill of Materials Item No. Quantity Value Designator Description Vendor Part Number1 13 100Ω R1–R

Bill of Materials4-7Physical DescriptionTable 4–1.Bill of Materials (continued)Item No. Part NumberVendorDescriptionDesignatorValueQuantity19 1 SP1 P

Bill of Materials4-8Table 4–1.Bill of Materials (continued)Item No. Part NumberVendorDescriptionDesignatorValueQuantityNot installed 2 J14 1 x 15 sin

EVM WARNINGS AND RESTRICTIONSIt is important to operate this EVM within the specified input and output ranges described inthe EVM User’s Guide.Exceedi

Contentsiii ContentsPrefaceAbout This ManualThis users guide describes the function and operation of the MSC1211EVM.This manual will

ContentsivRelated Documentation From Texas InstrumentsData Sheets: Literature Number:MSC1211 SBAS267REG1117–5.0,–3.3 SBVS001ADS8325 SBAS226MAX3243CPWR

Contentsv Contents1 Introduction 1-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Contentsvi1–1. MSC1211EVM Block Diagram 1-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1-1Introduction This chapter provides an overview of the MSC1211 evaluation module andsoftware.Topic Page1.1 MSC1211 Description 1-2. . .