ATSAM3U-EK Atmel, ATSAM3U-EK Datasheet - Page 164

• 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

13.17.11 WFE
13.17.11.1
13.17.11.2
13.17.11.3
13.17.11.4
164
WFE
SAM3U Series
Syntax
Operation
Condition flags
Examples
; Wait for event
Wait For Event.
where:
cond
WFE is a hint instruction.
If the event register is 0, WFE suspends execution until one of the following events occurs:
If the event register is 1, WFE clears it to 0 and returns immediately.
For more information see
This instruction does not change the flags.
• an exception, unless masked by the exception mask registers or the current priority level
• an exception enters the Pending state, if SEVONPEND in the System Control Register is set
• a Debug Entry request, if Debug is enabled
• an event signaled by a peripheral or another processor in a multiprocessor system using the
SEV instruction.
WFE{cond}
is an optional condition code, see
“Power management” on page
“Conditional execution” on page
89.
6430D–ATARM–25-Mar-11
100.