ATmega324P Automotive Atmel Corporation, ATmega324P Automotive Datasheet - Page 150

• Manufacturer Part Number: ATmega324P Automotive
• Manufacturer: Atmel Corporation

Specifications of ATmega324P Automotive

• Flash (kbytes): 32 Kbytes
• Pin Count: 44
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 32
• Ext Interrupts: 32
• Usb Speed: No
• Usb Interface: No
• Spi: 3
• Twi (i2c): 1
• Uart: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 2
• Eeprom (bytes): 1024
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 125
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 6
• Input Capture Channels: 1
• Pwm Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

150
ATmega164P/324P/644P
Figure 15-9 on page 150
Figure 15-9. Timer/Counter Timing Diagram, with Prescaler (f
Figure 15-10 on page 150
Figure 15-10. Timer/Counter Timing Diagram, Setting of OCF2A, with Prescaler (f
Figure 15-11 on page 151
TCNTn
(clk
TOVn
TCNTn
clk
clk
(clk
OCRnx
OCFnx
clk
clk
I/O
I/O
Tn
I/O
/8)
I/O
Tn
/8)
MAX - 1
OCRnx - 1
shows the same timing data, but with the prescaler enabled.
shows the setting of OCF2A and the clearing of TCNT2 in CTC mode.
shows the setting of OCF2A in all modes except CTC mode.
OCRnx
MAX
OCRnx Value
OCRnx + 1
BOTTOM
clk_I/O
/8)
BOTTOM + 1
OCRnx + 2
clk_I/O
7674F–AVR–09/09
/8)