ATmega406 Atmel Corporation, ATmega406 Datasheet - Page 53

• Manufacturer Part Number: ATmega406
• Manufacturer: Atmel Corporation

Specifications of ATmega406

• Flash (kbytes): 40 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 1 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 8
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 18
• Ext Interrupts: 4
• Usb Speed: No
• Usb Interface: No
• Twi (i2c): 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 11
• Adc Resolution (bits): 12
• Adc Speed (ksps): 1.9
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 2
• Eeprom (bytes): 512
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -30 to 85
• I/o Supply Class: 4.0 to 25
• Operating Voltage (vcc): 4.0 to 25
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 3
• Pwm Channels: 2
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

When the BOOTRST Fuse is unprogrammed, the Boot section size set to 2K bytes and the IVSEL bit in the MCUCR Reg-
ister is set before any interrupts are enabled, the most typical and general program setup for the Reset and Interrupt Vector
Addresses 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 is:
When the BOOTRST Fuse is programmed, 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 and general program setup for the Reset and Interrupt Vector
Addresses is:
2548E–AVR–07/06
Address Labels
0x0000
0x0001
0x0002
0x0003
0x0004
0x0005
;
.org 0x4C02
0x4C02
0x4C04
...
0x4C2C
Address Labels
.org 0x0002
0x0002
0x0004
...
0x002C
;
.org 0x4C00
0x4C00
0x4C01
0x4C02
0x4C03
0x4C04
0x4C05
Address Labels Code
;
.org 0x4C00
0x4C00
0x4C02
0x4C04
...
0x4C2C
;
0x4C2E
RESET:
RESET:
RESET:
jmp
Code
ldi
out
ldi
out
sei
<instr>
jmp
jmp
...
jmp
Code
jmp
jmp
...
ldi
out
ldi
out
sei
<instr>
jmp
jmp
jmp
...
jmp
ldi
SPM_RDY
r16,high(RAMEND); Main program start
SPH,r16
r16,low(RAMEND)
SPL,r16
BPINT
EXT_INT0
...
SPM_RDY
BPINT
EXT_INT0
...
r16,high(RAMEND); Main program start
SPH,r16
r16,low(RAMEND)
SPL,r16
RESET
BPINT
EXT_INT0
...
SPM_RDY
r16,high(RAMEND); Main program start
xxx
xxx
; Store Program Memory Ready Handler
Comments
Comments
; Set Stack Pointer to top of RAM
; Enable interrupts
; Battery Protection Interrupt Handler
; External Interrupt Request 0 Handler
;
; Store Program Memory Ready Handler
Comments
; Battery Protection Interrupt Handler
; External Interrupt Request 0 Handler
;
; Set Stack Pointer to top of RAM
; Enable interrupts
; Reset handler
; Battery Protection Interrupt Handler
; External Interrupt Request 0 Handler
;
; Store Program Memory Ready Handler
ATmega406
53