ATMEGA649P-MUR Atmel, ATMEGA649P-MUR Datasheet - Page 143

• Manufacturer Part Number: ATMEGA649P-MUR
• Description: AVR, 64KB FLASH, 2KB EE, 4KB SRA
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA649P-MUR

• 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: 64KB (32K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 1.8 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

8284A–AVR–10/10
Table 16-2.
Table 16-3
mode.
Table 16-3.
Note:
Table 16-4
rect PWM mode.
Table 16-4.
Note:
ATmega169A/169PA/329A/329PA/649A/649P/3290A/3290PA/6490A/6490P
COM0A1
COM0A1
COM0A1
0
0
1
1
0
0
1
1
0
0
1
1
1. A special case occurs when OCR0A equals TOP and COM0A1 is set. In this case, the com-
1. A special case occurs when OCR0A equals TOP and COM0A1 is set. In this case, the com-
pare match is ignored, but the set or clear is done at BOTTOM. See
page 125
pare match is ignored, but the set or clear is done at TOP. See
page 127
shows the COM0A1:0 bit functionality when the WGM01:0 bits are set to fast PWM
shows the COM0A1:0 bit functionality when the WGM01:0 bits are set to phase cor-
Compare Output Mode, non-PWM Mode
Compare Output Mode, Fast PWM Mode
Compare Output Mode, Phase Correct PWM Mode
COM0A0
COM0A0
COM0A0
for more details.
for more details.
0
1
0
1
0
1
0
1
0
1
0
1
Description
Normal port operation, OC0A disconnected.
Toggle OC0A on compare match
Clear OC0A on compare match
Set OC0A on compare match
Description
Normal port operation, OC0A disconnected.
Reserved
Clear OC0A on compare match, set OC0A at BOTTOM
(non-inverting mode)
Set OC0A on compare match, clear OC0A at BOTTOM
(inverting mode)
Description
Normal port operation, OC0A disconnected.
Reserved
Clear OC0A on compare match when up-counting. Set OC0A on
compare match when counting down.
Set OC0A on compare match when up-counting. Clear OC0A on
compare match when counting down.
(1)
(1)
”Phase Correct PWM Mode” on
”Fast PWM Mode” on
143