LFEBS12UB Freescale Semiconductor, LFEBS12UB Datasheet - Page 393

• Manufacturer Part Number: LFEBS12UB
• Description: KIT STUDENT LEARNING S12 DG128
• Manufacturer: Freescale Semiconductor

Specifications of LFEBS12UB

• Architecture: 8/16-bit
• Code Gen Tools Included: Code Warrior
• Silicon Manufacturer: Freescale
• Core Architecture: S12
• Core Sub-architecture: S12
• Silicon Core Number: MC9S12
• Silicon Family Name: S12D
• Kit Contents: HCS12 DG128 Learning Kit
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADDH
Operation
RD + IMM8:$00 ⇒ RD
Adds the content of high byte of register RD and a signed immediate 8 bit constant using binary addition
and stores the result in the high byte of the destination register RD. This instruction can be used after an
ADDL for a 16 bit immediate addition.
Example:
CCR Effects
Code and CPU Cycles
Freescale Semiconductor
N:
Z:
V:
C:
ADDH RD, #IMM8
N
∆
Because of an order from the United States International Trade Commission, BGA-packaged product lines and partnumbers
indicated here currently are not available from Freescale for import or sale in the United States prior to September 2010
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
∆
ADDL
ADDH
old
old
V
∆
Source Form
& IMM8[7] & RD[15]
& IMM8[7] | RD[15]
C
∆
R2,#LOWBYTE
R2,#HIGHBYTE
old
new
& RD[15]
MC9S12XE-Family Reference Manual Rev. 1.23
| RD[15]
Add Immediate 8 bit Constant
Address
Mode
IMM8
new
; R2 = R2 + 16 bit immediate
old
& IMM8[7] & RD[15]
| IMM8[7] & RD[15]
(High Byte)
1
1
1
0
new
1
new
Machine Code
RD
Chapter 10 XGATE (S12XGATEV3)
IMM8
ADDH
Cycles
P
393