AT90PWM81-16MF Atmel, AT90PWM81-16MF Datasheet - Page 63

• Manufacturer Part Number: AT90PWM81-16MF
• Description: IC MCU AVR 8K FLASH ISP 32QFN
• Manufacturer: Atmel
• Series: AVR® 90PWM Lightingr

Specifications of AT90PWM81-16MF

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SPI
• Peripherals: Brown-out Detect/Reset, PWM, WDT
• Number Of I /o: 20
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 11x10b; D/A 1x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 32-MLF®, QFN
• For Use With: ATSTK600-SOIC - STK600 SOCKET/ADAPTER FOR SOIC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7734P–AVR–08/10
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 and general program setup
for the Reset and Interrupt Vector Addresses in AT90PWM81 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 AT90PWM81 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 in AT90PWM81 is:
0x020RESET:
0x021
0x022
0x023
0x024
0x025
Address Labels Code
0x000
0x001
0x002
0x003
0x004
0x005
;
.org 0xC01
0xC01
0xC02
...
0xC1F
Address Labels Code
.org 0x001
0x001
0x002
...
0x01F
;
.org 0xC00
0xC00
0xC01
0xC02
0xC03
0xC04
0xC05
Address Labels Code
;
...
RESET: ldi
RESET: ldi
...
out
ldi
out
ldi
sei
<instr>
out
ldi
out
sei
<instr>
rjmp
rjmp
...
rjmp
rjmp
rjmp
...
rjmp
out
ldi
out
sei
<instr>
...
SPL,r16
...
r16, high(RAMEND); Main program start
SPH,r16
r16, low(RAMEND)
r16,high(RAMEND); Main program start
SPH,r16
r16,low(RAMEND)
SPL,r16
PSC2_CAPT
PSC2_EC
...
SPM_RDY
PSC2_CAPT
PSC2_EC
...
SPM_RDY
r16,high(RAMEND); Main program start
SPH,r16
r16,low(RAMEND)
SPL,r16
xxx
xxx
xxx
Comments
; Set Stack Pointer to top of RAM
; Enable interrupts
Comments
; Set Stack Pointer to top of RAM
; Enable interrupts
; PSC2 Capture event Handler
; PSC2 End Cycle Handler
;
; Store Program Memory Ready Handler
; PSC2 Capture event Handler
; PSC2 End Cycle Handler
;
; Store Program Memory Ready Handler
; Set Stack Pointer to top of RAM
; Enable interrupts
Comments
AT90PWM81
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