MC9S12XDP512MAG Freescale, MC9S12XDP512MAG Datasheet - Page 281
MC9S12XDP512MAG
Manufacturer Part Number
MC9S12XDP512MAG
Description
Manufacturer
Freescale
Datasheet
1.MC9S12XDP512MAG.pdf
(1348 pages)
Specifications of MC9S12XDP512MAG
Cpu Family
HCS12
Device Core Size
16b
Frequency (max)
40MHz
Interface Type
CAN/I2C/SCI/SPI
Total Internal Ram Size
32KB
# I/os (max)
119
Number Of Timers - General Purpose
12
Operating Supply Voltage (typ)
2.5/5V
Operating Supply Voltage (max)
2.75/5.5V
Operating Supply Voltage (min)
2.35/3.15V
On-chip Adc
2(24-chx10-bit)
Instruction Set Architecture
CISC
Operating Temp Range
-40C to 125C
Operating Temperature Classification
Automotive
Mounting
Surface Mount
Pin Count
144
Package Type
LQFP
Program Memory Type
Flash
Program Memory Size
512KB
Lead Free Status / RoHS Status
Compliant
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SUBH
Operation
RD – IMM8:$00
Subtracts a signed immediate 8 bit constant from the content of high byte of register RD and using binary
subtraction and stores the result in the high byte of destination register RD. This instruction can be used
after an SUBL for a 16 bit immediate subtraction.
Example:
CCR Effects
Code and CPU Cycles
Freescale Semiconductor
N:
Z:
V:
C:
SUBH RD, #IMM8
N
Set if bit 15 of the result is set; cleared otherwise.
Set if the result is $0000; cleared otherwise.
Set if a two´s complement overflow resulted from the operation; cleared otherwise.
RD[15]
Set if there is a carry from the bit 15 of the result; cleared otherwise.
RD[15]
Z
SUBL
SUBH
V
Source Form
old
old
& IMM8[7] & RD[15]
& IMM8[7] | RD[15]
C
R2,#LOWBYTE
R2,#HIGHBYTE
RD
old
Subtract Immediate 8 bit Constant
new
& RD[15]
Address
MC9S12XDP512 Data Sheet, Rev. 2.21
| RD[15]
Mode
IMM8
; R2 = R2 - 16 bit immediate
new
old
(High Byte)
1
& IMM8[7] & RD[15]
| IMM8[7] & RD[15]
1
0
0
1
Machine Code
RD
new
new
Chapter 6 XGATE (S12XGATEV2)
IMM8
SUBH
Cycles
P
281
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