ATmega169P Automotive Atmel Corporation, ATmega169P Automotive Datasheet - Page 297

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ATmega169P Automotive

Manufacturer Part Number
ATmega169P Automotive
Description
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
7735B–AVR–12/07
When pulsing WR or OE, the command loaded determines the action executed. The different
Commands are shown in
Figure 26-1. Parallel Programming
Table 26-9.
Table 26-10. Pin Values Used to Enter Programming Mode
in Programming Mode
Signal Name
RDY/BSY
PAGEL
DATA
BS1
XA0
XA1
BS2
WR
OE
PAGEL
XA1
XA0
BS1
Pin
Pin Name Mapping
RDY/BSY
Table
Pin Name
PAGEL
+12 V
PB7-0
BS1
XA0
XA1
BS2
PD1
PD2
PD3
PD4
PD5
PD6
PD7
PA0
WR
OE
26-12.
I/O
I/O
O
PD1
PD2
PD3
PD4
PD5
PD6
RESET
XTAL1
GND
PD7
PA0
I
I
I
I
I
I
I
Prog_enable[3]
Prog_enable[2]
Prog_enable[1]
Prog_enable[0]
Symbol
Function
0: Device is busy programming, 1: Device is ready for
new command.
Output Enable (Active low).
Write Pulse (Active low).
Byte Select 1 (“0” selects low byte, “1” selects high
byte).
XTAL Action Bit 0
XTAL Action Bit 1
Program Memory and EEPROM data Page Load.
Byte Select 2 (“0” selects low byte, “1” selects 2’nd high
byte).
Bi-directional Data bus (Output when OE is low).
ATmega169P Automotive
PB7 - PB0
AVCC
VCC
+5V
+5V
DATA
Value
0
0
0
0
297

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