Atmel SAM4S Xplained Pro Starter and Evaluation Kit ATSAM4S-XPRO ATSAM4S-XPRO 데이터 시트
제품 코드
ATSAM4S-XPRO
193
SAM4S Series [DATASHEET]
Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14
12.6.11.9SEV
Send Event.
Syntax
Syntax
SEV{cond}
where:
condis an optional condition code, see
condis an optional condition code, see
.
Operation
SEV is a hint instruction that causes an event to be signaled to all processors within a multiprocessor system. It
SEV is a hint instruction that causes an event to be signaled to all processors within a multiprocessor system. It
also sets the local event register to 1, see
.
Condition Flags
This instruction does not change the flags.
Examples
This instruction does not change the flags.
Examples
SEV ; Send Event
12.6.11.10SVC
Supervisor Call.
Syntax
Syntax
SVC{cond} #imm
where:
condis an optional condition code, see
condis an optional condition code, see
.
immis an expression evaluating to an integer in the range 0-255 (8-bit value).
Operation
The SVC instruction causes the SVC exception.
imm
Operation
The SVC instruction causes the SVC exception.
imm
is ignored by the processor. If required, it can be retrieved by the exception handler to determine what service
is being requested.
Condition Flags
This instruction does not change the flags.
Examples
Condition Flags
This instruction does not change the flags.
Examples
SVC
0x32
; Supervisor Call (SVC handler can extract the immediate value
; by locating it via the stacked PC)