BSEL2 Jumper

The BSEL2 jumper connects the Byte Select 2 signal for high-voltage programming of the devices listed below.

The BSEL2 jumper should be mounted when high-voltage programming:

• ATmega8515

• ATmega8535

• ATmega16

• ATmega161

• ATmega162

• ATmega163

• ATmega164P

• ATmega165

• ATmega165P

• ATmega1650

• ATmega169

• ATmega169P

• ATmega1690

• ATmega32

• ATmega324P

• ATmega325

• ATmega325P

• ATmega3250

• ATmega3250P

• ATmega329

• ATmega329P

• ATmega3290

• ATmega3290P

• ATmega323

• ATmega64

• ATmega640

• ATmega644

• ATmega644P

• ATmega645

• ATmega6450

• ATmega649

• ATmega6490

• ATmega103

• ATmega128

• ATmega1280

• ATmega1281

• ATmega1284P

• AT90CAN32

• AT90CAN64

• AT90CAN128

• ATmega2560

• ATmega2561

• AT90USB162

• AT90USB646

• AT90USB647

• AT90USB1286

• AT90USB1287

When using ATtiny48, ATtiny88, ATmega48(P), ATmega8, ATmega88(P), ATmega168(P) or ATmega328P connect the right BSEL2 pin to PC2. See Figure 1. For descriptions of the Byte Select 2 signal, see the programming section of the corresponding parts datasheet.