Atmel ATmega324PB Bedienungsanleitung

AVR 8-bit Microcontrollers

AT06621: Getting Started with Atmel

ATmega324PB

APPLICATION NOTE

Description

This application note is for getting started with the Atmel® ATmega324PB

AVR® based microcontroller.

Features

•Getting started with the ATmega324PB microcontroller and tools

•Getting started with Atmel ATmega324PB Xplained Pro Kit and Atmel

Studio 7

This application note contains a list of all tools required to start using

ATmega324PB and provides references for additional information.

Atmel-42626A-Getting-Started-with-Atmel-ATmega324PB_AT06621_Application Note-03/2016

Table of Contents

Description.......................................................................................................................1

Features.......................................................................................................................... 1

1. Getting Started with Atmel ATmega324PB................................................................3

1.1. Key Features................................................................................................................................ 3

1.2. Device Related Website Links......................................................................................................3

1.3. ATmega324PB Xplained Pro Kit...................................................................................................5

1.4. Atmel Studio................................................................................................................................. 7

1.4.1. Atmel Studio Webpage ................................................................................................. 7

1.4.2. Atmel Studio Microsite................................................................................................... 7

1.5. Connecting the ATmega324PB Xplained Pro kit.......................................................................... 7

1.5.1. Auto Board Identification of Xplained Pro Kit ................................................................8

1.5.2. Connect the ATmega324PB Xplained Pro UART to the EDBG COM Port....................9

2. Creating an Example Application in Atmel Studio................................................... 10

3. What’s next?............................................................................................................13

4. Revision History.......................................................................................................14

Atmel AT06621: Getting Started with Atmel ATmega324PB [APPLICATION NOTE]

Atmel-42626A-Getting-Started-with-Atmel-ATmega324PB_AT06621_Application Note-03/2016

1. Getting Started with Atmel ATmega324PB

1.1. Key Features

•AVR (Harvard) architecture

•Single level pipelining

•In-system reprogrammable flash memory

•Separate EEPROM section available

•Optional boot code section with independent lock bits

•20MIPS @ 20MHz

•Most single clock cycle execution

•Low-power microcontroller with various sleep modes

•High code density (advanced RISC Instruction Set)

•On-chip hardware multiplier

•Short interrupt latency four clock cycles

•Factory calibrated internal RC oscillator

•Security with fuses and lock bits

•Atmel QTouch® Library support

•Compatibility between devices (portability)

•Peripheral touch controller

•Clock Failure Detection (CFD)

Note: For more information about ATmega324PB, refer to the device datasheet.

1.2. Device Related Website Links

The ATmega324PB product webpage is available at:

http://www.atmel.com/devices/ATMEGA324PB.aspx

Atmel AT06621: Getting Started with Atmel ATmega324PB [APPLICATION NOTE]

Atmel-42626A-Getting-Started-with-Atmel-ATmega324PB_AT06621_Application Note-03/2016

Figure 1-1. Device Webpage

The product webpage has five tabs that provide specific information related to the device.

•The Overview tab provides the basic information related to the device such as Key Parameters,

Datasheet, link to buy the device, etc.

http://www.atmel.com/devices/ATMEGA324PB.aspx?tab=overview

•The Parameters tab provides the details of various configuration parameters for the device.

Atmel AT06621: Getting Started with Atmel ATmega324PB [APPLICATION NOTE]

Atmel-42626A-Getting-Started-with-Atmel-ATmega324PB_AT06621_Application Note-03/2016

http://www.atmel.com/devices/ATMEGA324PB.aspx?tab=parameters

•The Documents tab provides all the related documents such as datasheet and application notes.

http://www.atmel.com/devices/ATMEGA324PB.aspx?tab=documents

–The Datasheet section contains two types of datasheets:

Preliminary / Complete version includes all peripheral descriptions and electrical

characteristics.

Preliminary Summary / Summary version includes ordering information, pin out, and

packaging information.

–The Application Notes section has the device related Application Notes such as Peripheral

Usage, Getting Started, Hardware design considerations, etc. and its associated firmware (if

available).

•The Applications tab provides the recommended application areas (not limited to) for this device.

http://www.atmel.com/devices/ATMEGA324PB.aspx?tab=applications

•The Tools tab, all the related tools such as IDE, Programmer, Debugger, Evaluation Kits, BSDL

files are listed. This tab features the link to ATmega324PB Xplained Pro kit’s webpage.

http://www.atmel.com/devices/ATMEGA324PB.aspx?tab=tools

1.3. ATmega324PB Xplained Pro Kit

The details about ATmega324PB Xplained Pro Kit is available in the following link.

http://www.atmel.com/tools/ATMEGA324PB-XPRO.aspx

Device Ordering Information is available in the bottom section of the page.

Atmel AT06621: Getting Started with Atmel ATmega324PB [APPLICATION NOTE]

Atmel-42626A-Getting-Started-with-Atmel-ATmega324PB_AT06621_Application Note-03/2016

Figure 1-2. ATmega324PB Xplained Pro Webpage

Documents tab displays the kit related documents such as schematics and user guides.

http://www.atmel.com/tools/ATMEGA324PB-XPRO.aspx?tab=documents

Atmel AT06621: Getting Started with Atmel ATmega324PB [APPLICATION NOTE]

Atmel-42626A-Getting-Started-with-Atmel-ATmega324PB_AT06621_Application Note-03/2016

Note: For detailed information about the kit such as headers and connections, refer to ATmega324PB

Xplained Pro User Guide.

1.4. Atmel Studio

1.4.1. Atmel Studio Webpage

The Atmel Studio installer (free IDE) is available at:

http://www.atmel.com/tools/ATMELSTUDIO.aspx

1.4.2. Atmel Studio Microsite

To learn more about Atmel Studio, refer to the following microsite:

http://www.atmel.com/microsite/atmel-studio/

Figure 1-3. Atmel Studio Microsite Webpage

In the Videos tab the getting started videos such as creating a new C (GCC) project, debugging AVR

applications, debugging ARM® applications, etc. are available.

http://www.atmel.com/Microsite/atmel-studio/videos.aspx

1.5. Connecting the ATmega324PB Xplained Pro kit

This section helps the user to connect the ATmega324PB Xplained Pro with the Atmel Studio 7.

1. Download and install Atmel Studio 7 or later versions.

2. Launch the Atmel Studio.

3. Connect the ATmega324PB Xplained Pro to the USB port.It will be visible in the Atmel Studio.

Atmel AT06621: Getting Started with Atmel ATmega324PB [APPLICATION NOTE]

Atmel-42626A-Getting-Started-with-Atmel-ATmega324PB_AT06621_Application Note-03/2016

1.5.1. Auto Board Identification of Xplained Pro Kit

•When the ATmega324PB Xplained Pro kit is connected to the PC, the Windows® Task bar will pop-

up a message, as displayed in the following screenshot.

Figure 1-4. ATmega324PB Xplained Pro Driver Installation

•If the driver installation is successful, EDBG will be listed in the Device Manager, as displayed in the

following screenshot.

Figure 1-5. Successful EDBG Driver Installation

•Open Atmel Studio.

•Go to, View > Available Atmel Tools. The EDBG should be listed in the tools as EDBG and the

tool status should display as Connected. This indicates that the tool is communicating as expected

with the Atmel Studio.

Figure 1-6. EDBG under Available Atmel Tools

Atmel AT06621: Getting Started with Atmel ATmega324PB [APPLICATION NOTE]

Atmel-42626A-Getting-Started-with-Atmel-ATmega324PB_AT06621_Application Note-03/2016

1.5.2. Connect the ATmega324PB Xplained Pro UART to the EDBG COM Port

1. Connect the EDBG USB to the PC.

2. Use the Device Manager to find the COM port number.

3. Default COM port settings are 9600 baud N 8 1. The COM port settings can be changed by using

the Device Manager.

Atmel AT06621: Getting Started with Atmel ATmega324PB [APPLICATION NOTE]

Atmel-42626A-Getting-Started-with-Atmel-ATmega324PB_AT06621_Application Note-03/2016

2. Creating an Example Application in Atmel Studio

1. After connecting the board, to create a new project in Atmel Studio, go to File > New > Project.

Figure 2-1. Creating New Project in Atmel Studio

2. In the New Project wizard displayed, select the GCC C executable Project template, name the

project, and click OK to get the Device Selection wizard.

Figure 2-2. New Project Wizard

3. The Device Selection wizard appears as shown in the following image. Select the ATmega324PB

device from megaAVR® device family and click OK.

Figure 2-3. Device Selection Wizard

4. The new project and the main.c file will be created as follows.

Atmel AT06621: Getting Started with Atmel ATmega324PB [APPLICATION NOTE]

Atmel-42626A-Getting-Started-with-Atmel-ATmega324PB_AT06621_Application Note-03/2016

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