ATmega328P Automotive Atmel Corporation, ATmega328P Automotive Datasheet - Page 303

• Manufacturer Part Number: ATmega328P Automotive
• Manufacturer: Atmel Corporation

Specifications of ATmega328P Automotive

• Flash (kbytes): 32 Kbytes
• Pin Count: 32
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 23
• Ext Interrupts: 24
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• 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: Yes
• 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

Figure 27-8. Serial Programming Instruction example
27.8.4
7810A–AVR–11/09
Byte 1
SPI Serial Programming Characteristics
Load Program Memory Page (High/Low Byte)/
Load EEPROM Memory Page (page access)
Bit 15 B
Byte 2
Adr M M S S B
A
Figure 27-9. Serial Programming Waveforms
For characteristics of the SPI module see “SPI Timing Characteristics” on page 309.
SERIAL DATA OUTPUT
SERIAL CLOCK INPUT
SERIAL DATA INPUT
Byte 3
Adr LSB
Page Offset
SAMPLE
(MOSI)
(MISO)
0
(SCK)
Serial Programming Instruction
Byte 4
Program Memory/
EEPROM Memory
MSB
MSB
Page Buffer
Page N-1
Page 0
Page 1
Page 2
Byte 1
ATmega328P [Preliminary]
Page Number
Bit 15 B
Write Program Memory Page/
Write EEPROM Memory Page
Byte 2
Adr MSB
Byte 3
A A dr r L L SB B
0
Byte 4
LSB
LSB
303