ATMEGA169P-16MUR Atmel, ATMEGA169P-16MUR Datasheet - Page 148

• Manufacturer Part Number: ATMEGA169P-16MUR
• Description: IC MCU AVR 16K 16MHZ IND 64QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA169P-16MUR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SPI, UART/USART, USI
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 54
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-VFQFN, Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

17.7
8018P–AVR–08/10
Timer/Counter Timing Diagrams
The following figures show the Timer/Counter in synchronous mode, and the timer clock (clk
is therefore shown as a clock enable signal. In asynchronous mode, clk
the Timer/Counter Oscillator clock. The figures include information on when Interrupt Flags are
set.
count sequence close to the MAX value in all modes other than phase correct PWM mode.
Figure 17-8. Timer/Counter Timing Diagram, no Prescaling
Figure 17-9
Figure 17-9. Timer/Counter Timing Diagram, with Prescaler (f
Figure 17-10 on page 149
Figure 17-8
TCNTn
(clk
TCNTn
(clk
TOVn
TOVn
clk
clk
clk
clk
I/O
I/O
I/O
Tn
I/O
Tn
/1)
/8)
shows the same timing data, but with the prescaler enabled.
contains timing data for basic Timer/Counter operation. The figure shows the
MAX - 1
MAX - 1
shows the setting of OCF2A in all modes except CTC mode.
MAX
MAX
BOTTOM
BOTTOM
clk_I/O
/8)
ATmega169P
I/O
should be replaced by
BOTTOM + 1
BOTTOM + 1
148
T2
)