Atmel ATmega168 User Manual (English)

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ATmega168 Xplained Mini User Guide [USER GUIDE]

42250A-MCU-02/2014

Table of Contents

Introduction .................................................................................... 1

1. Getting Started ........................................................................ 3

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

1.2. Design Documentation and Related Links .................................. 3

1.3. Board Assembly .................................................................... 3

1.3.1. In Customer Development Assembly ............................. 3

1.3.2. Connecting an Arduino Shield ..................................... 3

1.3.3. Standalone Node ...................................................... 3

1.4. Connecting the Kit ................................................................. 3

1.4.1. Atmel Studio ............................................................ 3

1.4.2. Connect the ATmega168 UART to the mEBDG COM

Port ........................................................................ 3

1.5. Programming and Debugging .................................................. 3

1.5.1. Programming the Target Using mEDBG ......................... 3

1.5.2. Debugging the Target Using mEDBG ............................ 4

1.5.3. Programming the Target Using an External

Programmer ............................................................. 4

1.5.4. Programming the ATmega32U4 Using an External

Programmer ............................................................. 5

1.5.5. Bootloader ............................................................... 5

1.5.6. How to Install the "Bootloader PC tool" .......................... 6

1.6. Available Example Code ......................................................... 9

2. Hardware User Guide ........................................................... 10

2.1. Board Overview .................................................................. 10

2.2. Clock Distribution ................................................................. 10

2.3. Headers and Connectors ...................................................... 10

2.3.1. JTAG (J100) ........................................................... 10

2.3.2. USB (J101) ............................................................ 11

2.3.3. USART (J102) ........................................................ 11

2.3.4. ATmega168 Digital I/O (J200 and J201) ....................... 11

2.3.5. ATmega168 Analogue I/O (J203) ................................ 12

2.3.6. Power (J202) .......................................................... 12

2.3.7. ATmega168 ISP (J204) ............................................ 12

2.4. Board GUI .......................................................................... 13

2.4.1. LEDs ..................................................................... 13

2.4.2. Button ................................................................... 13

2.5. Factory Programmed Data .................................................... 13

3. Document Revision History ................................................... 14

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