ATmega328P Automotive Atmel Corporation, ATmega328P Automotive Datasheet - Page 341

• 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

7810A–AVR–11/09
18 SPI – Serial Peripheral Interface ......................................................... 158
19 USART0 167
20 USART in SPI Mode ............................................................................. 196
17.3
17.4
17.5
17.6
17.7
17.8
17.9
17.10
17.11
18.1
18.2
18.3
18.4
18.5
19.1
19.2
19.3
19.4
19.5
19.6
19.7
19.8
19.9
19.10
19.11
20.1
20.2
20.3
20.4
20.5
20.6
20.7
Timer/Counter Clock Sources .......................................................................137
Counter Unit ..................................................................................................137
Output Compare Unit .....................................................................................138
Compare Match Output Unit ..........................................................................140
Modes of Operation .......................................................................................141
Timer/Counter Timing Diagrams ...................................................................146
Asynchronous Operation of Timer/Counter2 .................................................147
Timer/Counter Prescaler ...............................................................................149
Register Description ......................................................................................150
Features ........................................................................................................158
Overview ........................................................................................................158
SS Pin Functionality 163
Data Modes ...................................................................................................163
Register Description ......................................................................................164
Features ........................................................................................................167
Overview ........................................................................................................167
Clock Generation ...........................................................................................168
Frame Formats ..............................................................................................171
USART Initialization .......................................................................................173
Data Transmission – The USART Transmitter ..............................................175
Data Reception – The USART Receiver .......................................................177
Asynchronous Data Reception ......................................................................182
Multi-processor Communication Mode ..........................................................185
Register Description ......................................................................................187
Examples of Baud Rate Setting .....................................................................192
Features ........................................................................................................196
Overview ........................................................................................................196
Clock Generation ...........................................................................................196
SPI Data Modes and Timing ..........................................................................197
Frame Formats ..............................................................................................198
Data Transfer .................................................................................................200
AVR USART MSPIM vs. AVR SPI ................................................................202
ATmega328P [Preliminary]
341