ATmega32C1 Automotive Atmel Corporation, ATmega32C1 Automotive Datasheet - Page 59

• Manufacturer Part Number: ATmega32C1 Automotive
• 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

7647G–AVR–09/11
When the BOOTRST Fuse is unprogrammed, the Boot section size set to 2K bytes and the
IVSEL bit in the MCUCR Register is set before any interrupts are enabled, the most typical
a n d g e n e r a l p r o g r a m s e t u p f o r t h e R e s e t a n d I n t e r r u p t V e c t o r A d d r e s s e s i n
ATmega16/32/64/M1/C1 is:
When the BOOTRST Fuse is programmed and the Boot section size set to 2K bytes, the most
typical and general program setup for the Reset and Interrupt Vector Addresses in
ATmega16/32/64/M1/C1 is:
0x02C
0x02E
0x030
0x032
0x034
0x036
0x038
0x03A
0x03C
;
0x03ERESET:
0x03F
0x040
0x041
0x042
0x043
Address Labels Code
0x000
0x001
0x002
0x003
0x004
0x005
;
.org 0xC02
0xC02
0xC04
...
0xC3C
Address Labels Code
.org 0x002
0x002
0x004
...
0x03C
;
.org 0xC00
0xC00
0xC01
...
RESET: ldi
RESET: ldi
...
out
sei
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
jmp
ldi
out
ldi
<instr>
out
ldi
out
sei
<instr>
jmp
jmp
...
jmp
jmp
jmp
...
jmp
out
...
SPL,r16
...
PCINT0
PCINT1
PCINT2
PCINT3
SPI_STC
ADC
WDT
EE_RDY
SPM_RDY
r16, high(RAMEND); Main program start
SPH,r16
r16, low(RAMEND)
r16,high(RAMEND); Main program start
SPH,r16
r16,low(RAMEND)
SPL,r16
ANA_COMP_0
ANA_COMP_1
...
SPM_RDY
ANA_COMP_0
ANA_COMP_1
...
SPM_RDY
r16,high(RAMEND); Main program start
SPH,r16
xxx
xxx
Atmel ATmega16/32/64/M1/C1
Comments
; Enable interrupts
; Pin Change Int Request 0 Handler
; Pin Change Int Request 1 Handler
; Pin Change Int Request 2 Handler
; Pin Change Int Request 3 Handler
; SPI Transfer Complete Handler
; ADC Conversion Complete Handler
; Watchdog Timer Handler
; EEPROM Ready Handler
; Store Program Memory Ready Handler
; Set Stack Pointer to top of RAM
Comments
; Set Stack Pointer to top of RAM
; Enable interrupts
; Analog Comparator 0 Handler
; Analog Comparator 1 Handler
;
; Store Program Memory Ready Handler
; Analog Comparator 0 Handler
; Analog Comparator 1 Handler
;
; Store Program Memory Ready Handler
; Set Stack Pointer to top of RAM
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