ATSAM3U-EK Atmel, ATSAM3U-EK Datasheet - Page 112

• Manufacturer Part Number: ATSAM3U-EK
• Description: KIT EVAL FOR AT91SAM3U CORTEX
• Manufacturer: Atmel
• Type: MCUr

Specifications of ATSAM3U-EK

• Contents: Board
• Processor To Be Evaluated: SAM3U
• Data Bus Width: 32 bit
• Interface Type: RS-232, USB
• Operating Supply Voltage: 3 V
• Silicon Manufacturer: Atmel
• Core Architecture: ARM
• Core Sub-architecture: Cortex - M3
• Silicon Core Number: SAM3U4E
• Silicon Family Name: SAM3U
• Kit Contents: Board CD Docs
• Rohs Compliant: Yes
• For Use With/related Products: AT91SAM3U
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

13.11.5.4
13.11.5.5
112
LDR
LDRSB
SAM3U Series
Condition flags
Examples
R0, LookUpTable
R7, localdata
These instructions do not change the flags.
• bit[0] of the loaded value must be 1 for correct execution, and a branch occurs to this
• if the instruction is conditional, it must be the last instruction in the IT block.
halfword-aligned address
; Load R0 with a word of data from an address
; labelled as LookUpTable
; Load a byte value from an address labelled
; as localdata, sign extend it to a word
; value, and put it in R7
6430D–ATARM–25-Mar-11