ATmega32C1 Automotive Atmel Corporation, ATmega32C1 Automotive Datasheet - Page 360

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ATmega32C1 Automotive

Manufacturer Part Number
ATmega32C1 Automotive
Description
Manufacturer
Atmel Corporation

Specifications of ATmega32C1 Automotive

Flash (kbytes)
32 Kbytes
Pin Count
32
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
12
Hardware Qtouch Acquisition
No
Max I/o Pins
27
Ext Interrupts
27
Usb Speed
No
Usb Interface
No
Spi
1
Uart
1
Can
1
Lin
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
11
Adc Resolution (bits)
10
Adc Speed (ksps)
125
Analog Comparators
4
Resistive Touch Screen
No
Dac Channels
1
Dac Resolution (bits)
10
Temp. Sensor
Yes
Crypto Engine
No
Sram (kbytes)
2
Eeprom (bytes)
1024
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
2
Output Compare Channels
4
Input Capture Channels
1
Pwm Channels
4
32khz Rtc
No
Calibrated Rc Oscillator
Yes
34. Table of Contents
360
Atmel ATmega16/32/64/M1/C1
1
2
3
4
5
Features .................................................................................................. 1
Pin Configurations ................................................................................ 3
Overview ................................................................................................ 8
AVR CPU Core
Memories .............................................................................................. 20
System Clock ....................................................................................... 29
1.1
2.1
2.2
2.3
2.4
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
4.1
4.2
4.3
4.4
4.5
5.1
5.2
5.3
5.4
5.5
5.6
5.7
5.8
5.9
Low Power Crystal Oscillator .......................................................................31
128 kHz Internal Oscillator ...........................................................................36
Pin Descriptions .............................................................................................5
Block Diagram ................................................................................................8
Automotive Quality Grade ..............................................................................9
Pin Descriptions ...........................................................................................10
About Code Examples .................................................................................11
Introduction ..................................................................................................12
Architectural Overview .................................................................................12
ALU – Arithmetic Logic Unit .........................................................................13
Status Register .............................................................................................14
General Purpose Register File .....................................................................15
Stack Pointer ................................................................................................16
Instruction Execution Timing ........................................................................17
Reset and Interrupt Handling .......................................................................17
In-System Reprogrammable Flash Program Memory ..................................20
SRAM Data Memory ....................................................................................21
EEPROM Data Memory ...............................................................................22
I/O Memory ..................................................................................................28
General Purpose I/O Registers ....................................................................28
Clock Systems and their Distribution ............................................................29
Clock Sources ..............................................................................................30
Default Clock Source ...................................................................................31
Calibrated Internal RC Oscillator ..................................................................33
PLL ...............................................................................................................34
External Clock ..............................................................................................36
Clock Output Buffer ......................................................................................37
................................................................................. 12
7647G–AVR–09/11

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