ATmega169P Automotive Atmel Corporation, ATmega169P Automotive Datasheet - Page 73

• Manufacturer Part Number: ATmega169P Automotive
• Manufacturer: Atmel Corporation

Specifications of ATmega169P Automotive

• Flash (kbytes): 16 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 54
• Ext Interrupts: 17
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Segment Lcd: 100
• 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: Yes
• Temp. Range (deg C): -40 to 85
• 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: 4
• Input Capture Channels: 1
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

12.3.1
7735B–AVR–12/07
Alternate Functions of Port A
The Port A has an alternate function as COM0:3 and SEG0:3 for the LCD Controller.
Table 12-3.
Table 12-4
shown in
Table 12-4.
Signal Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
PTOE
DIEOE
DIEOV
DI
AIO
Figure 12-5 on page
Port Pin
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
and
Port A Pins Alternate Functions
Overriding Signals for Alternate Functions in PA7..PA4
Table 12-5
PA7/SEG3
SEG3
LCDEN
0
LCDEN
0
0
0
–
LCDEN
0
–
SEG3 (LCD Front Plane 3)
SEG2 (LCD Front Plane 2)
SEG1 (LCD Front Plane 1)
SEG0 (LCD Front Plane 0)
COM3 (LCD Back Plane 3)
COM2 (LCD Back Plane 2)
COM1 (LCD Back Plane 1)
COM0 (LCD Back Plane 0)
relates the alternate functions of Port A to the overriding signals
Alternate Function
71.
PA6/SEG2
LCDEN
0
LCDEN
0
0
0
–
LCDEN
0
–
SEG2
ATmega169P Automotive
PA5/SEG1
LCDEN
0
LCDEN
0
0
0
–
LCDEN
0
–
SEG1
PA4/SEG0
LCDEN
0
LCDEN
0
0
0
–
LCDEN
0
–
SEG0
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