SAM3N00B Atmel Corporation, SAM3N00B Datasheet - Page 95
![no-image](/images/manufacturer_photos/0/0/79/atmel_corporation_sml.jpg)
SAM3N00B
Manufacturer Part Number
SAM3N00B
Description
Manufacturer
Atmel Corporation
- Current page: 95 of 752
- Download datasheet (17Mb)
10.12.5
10.12.5.1
10.12.5.2
10.12.5.3
11011A–ATARM–04-Oct-10
LDR, PC-relative
Syntax
Operation
Restrictions
Load register from memory.
where:
type
cond
Rt
Rt2
label
LDR loads a register with a value from a PC-relative memory address. The memory address is
specified by a label or by an offset from the PC.
The value to load or store can be a byte, halfword, or word. For load instructions, bytes and half-
words can either be signed or unsigned. See
label must be within a limited range of the current instruction.
offsets between label and the PC.
Table 10-19. Offset ranges
You might have to use the .W suffix to get the maximum offset range. See
selection” on page
In these instructions:
When Rt is PC in a word load instruction:
Instruction type
Word, halfword, signed halfword, byte, signed
byte
Two words
• Rt can be SP or PC only for word loads
• Rt2 must not be SP and must not be PC
• Rt must be different from Rt2.
LDR{type}{cond} Rt, label
LDRD{cond} Rt, Rt2, label
B
SB
H
SH
-
is one of:
unsigned byte, zero extend to 32 bits.
signed byte, sign extend to 32 bits.
unsigned halfword, zero extend to 32 bits.
signed halfword, sign extend to 32 bits.
omit, for word.
is an optional condition code, see
is the register to load or store.
is the second register to load or store.
is a PC-relative expression. See
86.
“Address alignment” on page
; Load two words
Offset range
− 4095 to 4095
− 1020 to 1020
“PC-relative expressions” on page
“Conditional execution” on page
Table 10-19
83.
shows the possible
“Instruction width
84.
SAM3N
84.
95
Related parts for SAM3N00B
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![SAM3N](/images/no-image3.png)
Part Number:
Description:
Cortex M3 Flash Microcontroller Converges Performance and Simplicity
Manufacturer:
ATMEL [ATMEL Corporation]
Datasheet:
![U641B](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
INTERVAL AND WIPE/WASH WIPER CONTROL IC WITH DELAY
Manufacturer:
ATMEL Corporation
Datasheet:
![U4082B](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
Low-Voltage Voice-Switched IC for Hands-Free Operation
Manufacturer:
ATMEL Corporation
Datasheet:
![U4089B](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
MONOLITHIC INTEGRATED FEATUREPHONE CIRCUIT
Manufacturer:
ATMEL Corporation
Datasheet:
![U4255BM-M](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
AM-FM Receiver IC U4255BM-M
Manufacturer:
ATMEL Corporation
Datasheet:
![U4089B-P](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
Monolithic Integrated Feature Phone Circuit
Manufacturer:
ATMEL Corporation
Datasheet:
![TDA4470](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
Multistandard Video-IF and Quasi Parallel Sound Processing
Manufacturer:
ATMEL Corporation
Datasheet:
![ATF22V10B-25PC](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
High-performance EE PLD
Manufacturer:
ATMEL Corporation
Datasheet:
![AT89C51ED2-IM](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
8-bit Flash Microcontroller
Manufacturer:
ATMEL Corporation
Datasheet:
![AT24C01](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
2-Wire Serial EEPROM
Manufacturer:
ATMEL Corporation
Datasheet: