ATmega168 Automotive Atmel Corporation, ATmega168 Automotive Datasheet - Page 335

• Manufacturer Part Number: ATmega168 Automotive
• Manufacturer: Atmel Corporation

Specifications of ATmega168 Automotive

• Flash (kbytes): 16 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: No
• Crypto Engine: No
• Sram (kbytes): 1
• Eeprom (bytes): 512
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 150
• 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

7530I–AVR–02/10
13 Timer/Counter0 and Timer/Counter1 Prescalers .............................. 103
14 16-bit Timer/Counter1 with PWM ........................................................ 105
15 8-bit Timer/Counter2 with PWM and Asynchronous Operation ...... 134
16 Serial Peripheral Interface – SPI ......................................................... 156
17 USART0 ................................................................................................. 165
14.1
14.2
14.3
14.4
14.5
14.6
14.7
14.8
14.9
14.10
15.1
15.2
15.3
15.4
15.5
15.6
15.7
15.8
15.9
15.10
16.1
16.2
17.1
17.2
17.3
17.4
17.5
17.6
17.7
17.8
Overview ........................................................................................................105
Accessing 16-bit Registers ............................................................................107
Timer/Counter Clock Sources .......................................................................110
Counter Unit ..................................................................................................111
Input Capture Unit .........................................................................................112
Output Compare Units ...................................................................................114
Compare Match Output Unit ..........................................................................116
Modes of Operation .......................................................................................117
Timer/Counter Timing Diagrams ...................................................................125
16-bit Timer/Counter Register Description ....................................................127
Overview ........................................................................................................134
Timer/Counter Clock Sources .......................................................................136
Counter Unit ..................................................................................................136
Output Compare Unit .....................................................................................137
Compare Match Output Unit ..........................................................................138
Modes of Operation .......................................................................................140
Timer/Counter Timing Diagrams ...................................................................144
8-bit Timer/Counter Register Description ......................................................146
Asynchronous operation of the Timer/Counter ..............................................152
Timer/Counter Prescaler ...............................................................................155
SS Pin Functionality ......................................................................................161
Data Modes ...................................................................................................163
Overview ........................................................................................................165
Clock Generation ...........................................................................................167
Frame Formats .............................................................................................. 170
USART Initialization .......................................................................................171
Data Transmission – The USART Transmitter ..............................................172
Data Reception – The USART Receiver .......................................................175
Asynchronous Data Reception ......................................................................179
Multi-processor Communication Mode ..........................................................183
ATmega48/88/168 Automotive
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