S912XEQ384J3MALR Freescale Semiconductor, S912XEQ384J3MALR Datasheet - Page 427

• Manufacturer Part Number: S912XEQ384J3MALR
• Description: S912XEQ Series 16 Bit 50 Mhz 384 KB Flash 24 KB Ram Microcontroller - LQFP-112
• Manufacturer: Freescale Semiconductor

CSEM
Operation
Unlocks a semaphore that was locked by the RISC core.
In monadic address mode, bits RS[2:0] select the semaphore to be cleared.
CCR Effects
Code and CPU Cycles
Freescale Semiconductor
N:
Z:
V:
C:
CSEM #IMM3
CSEM RS
—
N
Not affected.
Not affected.
Not affected.
Not affected.
—
Z
—
V
Source Form
—
C
MC9S12XE-Family Reference Manual Rev. 1.24
Address
Mode
IMM3
MON
Clear Semaphore
0
0
0
0
0
0
0
0
0
0
IMM3
Machine Code
RS
1
1
1
1
1
1
Chapter 10 XGATE (S12XGATEV3)
1
1
CSEM
0
0
0
0
0
0
0
1
Cycles
PA
PA
427