S912XET512J3VALR Freescale Semiconductor, S912XET512J3VALR Datasheet - Page 450

• Manufacturer Part Number: S912XET512J3VALR
• Description: 16-bit Microcontrollers - MCU 16 BIT,512K FLASH
• Manufacturer: Freescale Semiconductor

Specifications of S912XET512J3VALR

• Rohs: yes
• Core: HCS12X
• Processor Series: MC9S12XE
• Data Bus Width: 16 bit
• Maximum Clock Frequency: 50 MHz
• Program Memory Size: 512 KB
• Data Ram Size: 32 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 3.13 V to 5.5 V
• Operating Temperature Range: - 40 C to + 105 C
• Package / Case: LQFP-112
• Mounting Style: SMD/SMT

Chapter 10 XGATE (S12XGATEV3)
SSEM
Operation
Attempts to set a semaphore. The state of the semaphore will be stored in the Carry-Flag:
In monadic address mode, bits RS[2:0] select the semaphore to be set.
CCR Effects
Code and CPU Cycles
450
N:
Z:
V:
C:
SSEM #IMM3
SSEM RS
—
N
Not affected.
Not affected.
Not affected.
Set if semaphore is locked by the RISC core; cleared otherwise.
—
Z
1 = Semaphore is locked by the RISC core
0 = Semaphore is locked by the S12X_CPU
—
V
Source Form
C
∆
MC9S12XE-Family Reference Manual Rev. 1.25
Address
Mode
IMM3
MON
Set Semaphore
0
0
0
0
0
0
0
0
0
0
IMM3
Machine Code
RS
1
1
1
1
1
1
1
1
0
0
SSEM
Freescale Semiconductor
0
0
1
1
0
1
Cycles
PA
PA