Atmel ATmega48PV

245
8025I–AVR–02/09
ATmega48P/88P/168P/328P
Figure 19-22. TWI Address Match Logic, Block Diagram
• Bit 0 – Res: Reserved Bit
This bit is an unused bit in the ATmega48P/88P/168P/328P, and will always read as zero.
Address
Match
Address Bit Comparator 0
Address Bit Comparator 6..1
TWAR0
TWAMR0
Address
Bit 0