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AN1493

Title
Title
AVR072: Accessing 16-bit I/O Registers
Name
Name
AN1493
Date
Date
05/15/2019
Description
Description
This Application Note describes the routine for accessing the 16-bit I/O Registers and the associated macros for the AVR- and IAR Assembler.

Silicon Products


Description
Product
Description
AT90CAN128
AT90CAN128
AT90CAN32
AT90CAN32
AT90CAN64
AT90CAN64
AT90PWM1
AT90PWM1
AT90PWM161
AT90PWM161
AT90PWM216
AT90PWM216
AT90PWM2B
AT90PWM2B
AT90PWM316
AT90PWM316
AT90PWM3B
AT90PWM3B
AT90PWM81
AT90PWM81
AT90USB1286
AT90USB1286
AT90USB1287
AT90USB1287
AT90USB162
AT90USB162
AT90USB646
AT90USB646
AT90USB647
AT90USB647
AT90USB82
AT90USB82
ATmega128
ATmega128
ATmega1280
ATmega1280
ATmega1281
ATmega1281
ATmega1284
ATmega1284
ATMEGA1284P
ATMEGA1284P
ATmega1284RFR2
ATmega1284RFR2
ATmega128A
ATmega128A
ATmega128RFA1
ATmega128RFA1
ATmega128RFR2
ATmega128RFR2
ATmega16
ATmega16
ATMEGA1608
ATMEGA1608
ATMEGA1608 ATMEGA1608
ATMEGA1609
ATMEGA1609
ATMEGA1609 ATMEGA1609
ATMEGA162
ATMEGA162
ATmega164A
ATmega164A
ATmega164P
ATmega164P
ATmega164PA
ATmega164PA
ATmega165P
Newer Device Available ATMEGA165PA
ATmega165P Newer Device Available ATMEGA165PA
ATmega165PA
ATmega165PA
ATmega168
ATmega168
ATmega168A
ATmega168A
ATmega168P
ATmega168P
ATmega168PA
ATmega168PA
ATmega168PB
ATmega168PB
ATmega168PB ATmega168PB
ATmega169A
ATmega169A
ATmega169P
Newer Device Available ATMEGA169PA
ATmega169P Newer Device Available ATMEGA169PA
ATmega169PA
ATmega169PA
ATMEGA16A
ATMEGA16A
ATMEGA16M1
ATMEGA16M1
ATmega16U2
ATmega16U2
ATmega16U4
ATmega16U4
ATmega2560
ATmega2560
ATmega2561
ATmega2561
ATmega2564RFR2
ATmega2564RFR2
ATmega256RFR2
ATmega256RFR2
ATmega32
Newer Device Available ATMEGA32A
ATmega32 Newer Device Available ATMEGA32A
ATMEGA3208
ATMEGA3208
ATMEGA3208 ATMEGA3208
ATMEGA3209
ATMEGA3209
ATMEGA3209 ATMEGA3209
ATmega324A
ATmega324A
ATmega324P
ATmega324P
ATmega324PA
ATmega324PA
ATMEGA324PB
ATmega324PB
ATMEGA324PB ATmega324PB
ATmega325
Newer Device Available ATMEGA325A
ATmega325 Newer Device Available ATMEGA325A
ATmega3250
ATmega3250
ATmega3250A
ATmega3250A
ATmega3250P
Newer Device Available ATMEGA3250PA
ATmega3250P Newer Device Available ATMEGA3250PA
ATmega3250PA
ATmega3250PA
ATmega325A
ATmega325A
ATmega325P
Newer Device Available ATMEGA325PA
ATmega325P Newer Device Available ATMEGA325PA
ATmega325PA
ATmega325PA
ATmega328
Not Recommended for new designs
ATmega328 Not Recommended for new designs
ATmega328P
‎Not Recommended for new designs
ATmega328P ‎Not Recommended for new designs
ATMEGA328PB
ATmega328PB
ATMEGA328PB ATmega328PB
ATmega329
Newer Device Available ATMEGA329A
ATmega329 Newer Device Available ATMEGA329A
ATmega3290
Newer Device Available ATMEGA3290A
ATmega3290 Newer Device Available ATMEGA3290A
ATmega3290A
ATmega3290A
ATmega3290P
Newer Device Available ATMEGA3290PA
ATmega3290P Newer Device Available ATMEGA3290PA
ATMEGA3290PA
ATMEGA3290PA
ATmega329A
ATmega329A
ATmega329P
Newer Device Available ATMEGA329PA
ATmega329P Newer Device Available ATMEGA329PA
ATmega329PA
ATmega329PA
ATmega32A
ATmega32A
ATMEGA32M1
ATMEGA32M1
ATmega32U2
ATmega32U2
ATmega32U4
ATmega32U4
ATMEGA48
ATMEGA48
ATMEGA4808
ATMEGA4808
ATMEGA4808 ATMEGA4808
ATMEGA4809
ATMEGA4809
ATMEGA4809 ATMEGA4809
ATmega48A
ATmega48A
ATmega48P
ATmega48P
ATmega48PA
ATmega48PA
ATmega48PB
ATmega48PB
ATmega48PB ATmega48PB
ATmega64
Newer Device Available ATMEGA64A
ATmega64 Newer Device Available ATMEGA64A
ATmega640
ATmega640
ATmega644
Newer Device Available ATMEGA644A
ATmega644 Newer Device Available ATMEGA644A
ATmega644A
ATmega644A
ATmega644P
Newer Device Available ATMEGA644PA
ATmega644P Newer Device Available ATMEGA644PA
ATmega644PA
ATmega644PA
ATmega644RFR2
ATmega644RFR2
ATmega645
Newer Device Available ATMEGA645A
ATmega645 Newer Device Available ATMEGA645A
ATmega6450
Newer Device Available ATMEGA6450A
ATmega6450 Newer Device Available ATMEGA6450A
ATmega6450
Newer Device Available ATMEGA6450A
ATmega6450 Newer Device Available ATMEGA6450A
ATmega6450A
ATmega6450A
ATmega6450P
ATmega6450P
ATmega645A
ATmega645A
ATmega645P
ATmega645P
ATmega649
Newer Device Available ATMEGA649A
ATmega649 Newer Device Available ATMEGA649A
ATmega6490
Newer Device Available ATMEGA6490A
ATmega6490 Newer Device Available ATMEGA6490A
ATmega6490A
ATmega6490A
ATmega6490P
ATmega6490P
ATmega649A
ATmega649A
ATmega649P
ATmega649P
ATmega64A
ATmega64A
ATmega64M1
ATmega64M1
ATmega64RFR2
ATmega64RFR2
ATmega8
ATmega8
ATMEGA808
ATMEGA808
ATMEGA808 ATMEGA808
ATMEGA809
ATMEGA809
ATMEGA809 ATMEGA809
ATmega8515
ATmega8515
ATmega8535
ATmega8535
ATmega88
ATmega88
ATmega88A
ATmega88A
ATmega88P
ATmega88P
ATmega88PA
ATmega88PA
ATmega88PB
ATmega88PB
ATmega88PB ATmega88PB
ATmega8A
ATmega8A
ATmega8U2
ATmega8U2
ATMEGAET128
ATmegaET128
ATMEGAET128 ATmegaET128
ATMEGAET64M1
ATmegaET64M1
ATMEGAET64M1 ATmegaET64M1
ATMEGAS128
Radiation Tolerant AVR8 MCU
ATMEGAS128 Radiation Tolerant AVR8 MCU
ATMEGAS64M1
Radiation Tolerant AVR8 MCU
ATMEGAS64M1 Radiation Tolerant AVR8 MCU
ATxmega128A1
Not Recommended for new designs
ATxmega128A1 Not Recommended for new designs
ATxmega128A1
Not recommended for new designs
ATxmega128A1 Not recommended for new designs
ATxmega128A1U
ATxmega128A1U
ATxmega128A3
ATxmega128A3
ATxmega128A3U
ATxmega128A3U
ATxmega128A4U
ATxmega128A4U
ATxmega128B1
ATxmega128B1
ATxmega128B3
ATxmega128B3
ATxmega128C3
ATxmega128C3
ATxmega128D3
ATxmega128D3
ATXMEGA128D4
ATXMEGA128D4
ATxmega16A4
ATxmega16A4
ATxmega16A4U
ATxmega16A4U
ATXMEGA16C4
ATXMEGA16C4
ATxmega16D4
ATxmega16D4
ATxmega16E5
ATxmega16E5
ATxmega192A3
ATxmega192A3
ATxmega192A3U
ATxmega192A3U
ATxmega192C3
ATxmega192C3
ATxmega192D3
ATxmega192D3
ATxmega256A3
ATxmega256A3
ATxmega256A3B
ATxmega256A3B
ATxmega256A3BU
ATxmega256A3BU
ATxmega256A3U
ATxmega256A3U
ATxmega256C3
ATxmega256C3
ATxmega256D3
ATxmega256D3
ATxmega32A4
ATxmega32A4
ATxmega32A4U
ATxmega32A4U
ATXMEGA32C3
ATXMEGA32C3
ATxmega32C4
ATxmega32C4
ATxmega32D3
ATxmega32D3
ATxmega32D4
ATxmega32D4
ATxmega32E5
ATxmega32E5
ATxmega384C3
ATxmega384C3
ATxmega384D3
ATxmega384D3
ATxmega64A1
Not Recommended for new designs
ATxmega64A1 Not Recommended for new designs
ATxmega64A1
ATxmega64A1
ATxmega64A1U
ATxmega64A1U
ATxmega64A3
ATxmega64A3
ATxmega64A3U
ATxmega64A3U
ATXMEGA64A4U
ATXMEGA64A4U
ATxmega64B1
ATxmega64B1
ATxmega64B3
ATxmega64B3
ATXMEGA64C3
ATXMEGA64C3
ATxmega64D3
ATxmega64D3
ATxmega64D4
ATxmega64D4
ATxmega8E5
ATxmega8E5
ATZBS1256
ATZBS1256

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