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ATTINY817-MFR. Datasheet(PDF) 90 Page - Microchip Technology

Part # ATTINY817-MFR.
Description  AVR짰 Microcontroller with Core Independent Peripherals and picoPower짰 Technology
PDF  492 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

ATTINY817-MFR. Datasheet(HTML) 90 Page - Microchip Technology

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13.4
Register Summary - CPUINT
Offset
Name
Bit Pos.
0x00
CTRLA
7:0
IVSEL
CVT
LVL0RR
0x01
STATUS
7:0
NMIEX
LVL1EX
LVL0EX
0x02
LVL0PRI
7:0
LVL0PRI[7:0]
0x03
LVL1VEC
7:0
LVL1VEC[7:0]
13.5
Register Description
13.5.1
Control A
Name: 
CTRLA
Offset:  0x00
Reset: 
0x00
Property:
 
Configuration Change Protection
Bit
7
6
5
4
3
2
1
0
IVSEL
CVT
LVL0RR
Access
R/W
R/W
R/W
Reset
0
0
0
Bit 6 – IVSEL: Interrupt Vector Select
If boot section is defined, it will be placed before application section. The actual start address of the
application section is determined by the BOOTEND Fuse.
This bit is protected by the Configuration Change Protection mechanism.
Value
Description
0
Interrupt vectors are placed at the start of the application section of the Flash.
1
Interrupt vectors are placed at the start of the boot section of the Flash.
Bit 5 – CVT: Compact Vector Table
This bit is protected by the Configuration Change Protection mechanism.
Value
Description
0
Compact Vector Table function is disabled
1
Compact Vector Table function is enabled
Bit 0 – LVL0RR: Round-Robin Priority Enable
This bit is not protected by the Configuration Change Protection mechanism.
Value
Description
0
Priority is fixed for priority level 0 interrupt requests: The lowest interrupt vector address has
highest priority.
1
Round Robin priority scheme is enabled for priority level 0 interrupt requests.
13.5.2
Status
ATtiny417/817
© 2017 Microchip Technology Inc.
Datasheet Complete
DS40001901B-page 90



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