33
2545TS–AVR–05/11
ATmega48/88/168
12.15 Rev. 2545F-05/05
12.16 Rev. 2545E-02/05
8.
Updated “Fast PWM mode” on page 120.
9.
Updated “Asynchronous operation of Timer/Counter2” on page 150.
10.
Updated “SPI – Serial peripheral interface” on page 160.
11.
Updated “UCSRnA – USART MSPIM control and status register n A” on page 205.
12.
Updated note in “Bit rate generator unit” on page 215.
13.
Updated “Bit 6 – ACBG: Analog comparator bandgap select” on page 241.
14.
Updated Features in “Analog-to-digital converter” on page 243.
15.
Updated “Prescaling and conversion timing” on page 246.
16.
Updated “Limitations of debugWIRE” on page 260.
17
Added Table 28-1 on page 305.
18.
Updated Figure 15-7 on page 121, Figure 29-45 on page 338.
19.
Updated rev. A in “Errata Atmel ATmega48” on page 22.
20.
Added rev. C and D in “Errata Atmel ATmega48” on page 22.
1.
Added Section 3. “Resources” on page 7
2.
Update Section 8.6 “Calibrated internal RC oscillator” on page 32.
3.
Updated Section 27.8.3 “Serial programming instruction set” on page 299.
4.
Table notes in Section 28.2 “DC characteristics” on page 302 updated.
5.
Updated Section 10. “Errata” on page 22.
1.
MLF-package alternative changed to “Quad Flat No-Lead/Micro Lead Frame Package
QFN/MLF”.
2.
Updated “EECR – The EEPROM control register” on page 21.
3.
Updated “Calibrated internal RC oscillator” on page 32.
4.
Updated “External clock” on page 34.
5.
Updated Table 28-3 on page 306, Table 28-6 on page 308, Table 28-2 on page 305
and Table 27-16 on page 299
6.
Added “Pin change interrupt timing” on page 65
7.
Updated “8-bit timer/counter block diagram.” on page 89.
8.
Updated “SPMCSR – Store program memory control and status register” on page
266.
9.
Updated “Enter programming mode” on page 290.
10.
Updated “DC characteristics” on page 302.
11.
Updated “Ordering information” on page 15.
12.
Updated “Errata Atmel ATmega88” on page 25 and “Errata Atmel ATmega168” on
page 27.