MC9S12XD256VAG Freescale Semiconductor, MC9S12XD256VAG Datasheet - Page 214
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MC9S12XD256VAG
Manufacturer Part Number
MC9S12XD256VAG
Description
IC MCU 256K FLASH 144-LQFP
Manufacturer
Freescale Semiconductor
Series
HCS12r
Datasheet
1.MC9S12XD64CAA.pdf
(1348 pages)
Specifications of MC9S12XD256VAG
Core Processor
HCS12X
Core Size
16-Bit
Speed
80MHz
Connectivity
CAN, EBI/EMI, I²C, IrDA, LIN, SCI, SPI
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
119
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
14K x 8
Voltage - Supply (vcc/vdd)
2.35 V ~ 5.5 V
Data Converters
A/D 24x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 105°C
Package / Case
144-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC9S12XD256VAG
Manufacturer:
FREESCAL
Quantity:
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Company:
Part Number:
MC9S12XD256VAG
Manufacturer:
Freescale Semiconductor
Quantity:
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Chapter 6 XGATE (S12XGATEV2)
6.8.2.5
This addressing mode is used to identify the position and size of a bit field for insertion or extraction. The
width and offset are coded in the lower byte of the source register 2, RS2. The content of the upper byte is
ignored. An offset of 0 denotes the right most position and a width of 0 denotes 1 bit. These instructions
are very useful to extract, insert, clear, set or toggle portions of a 16 bit word.
6.8.2.6
The XGATE offers a number of additional instructions for flag manipulation, program flow control and
debugging:
214
1. SIF: Set a channel interrupt flag
2. SSEM: Test and set a hardware semaphore
3. CSEM: Clear a hardware semaphore
4. BRK: Software breakpoint
5. NOP: No Operation
6. RTS: Terminate the current thread
BFEXT
Bit Field Operations
Special Instructions for DMA Usage
15
15
R3,R4,R5 ; R5: W4 bits offset O4, will be extracted from R4 into R3
MC9S12XDP512 Data Sheet, Rev. 2.21
Figure 6-23. Bit Field Addressing
Bit Field Insert
W4
W4=3, O4=2
5
3
2
O4
Bit Field Extract
0
0
RS2
RS1
RD
Freescale Semiconductor
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