ATmega169P Automotive Atmel Corporation, ATmega169P Automotive Datasheet - Page 73
ATmega169P Automotive
Manufacturer Part Number
ATmega169P Automotive
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT90CAN128_AUTOMOTIVE.pdf
(225 pages)
2.ATMEGA169P_AUTOMOTIVE.pdf
(373 pages)
3.ATMEGA169P_AUTOMOTIVE.pdf
(14 pages)
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
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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
73
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