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PC912XDP512F0CALR Datasheet(PDF) 261 Page - Freescale Semiconductor, Inc

Part # PC912XDP512F0CALR
Description  HCS12X Microcontrollers
PDF  1348 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

PC912XDP512F0CALR Datasheet(HTML) 261 Page - Freescale Semiconductor, Inc

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Chapter 6 XGATE (S12XGATEV2)
MC9S12XDP512 Data Sheet, Rev. 2.21
Freescale Semiconductor
261
Operation
M[RB, #OFFS5
] ⇒ RD
M[RB, RI
] ⇒ RD
M[RB, RI]
⇒ RD; RI+2 ⇒ RI1
RI-2
⇒ RI; M[RS, RI] ⇒ RD
IMM16
⇒ RD (translates to LDL RD, #IMM16[7:0]; LDH RD, #IMM16[15:8])
Loads a 16 bit value into the register RD.
CCR Effects
Code and CPU Cycles
LDW
Load Word from Memory
LDW
1. If the same general purpose register is used as index (RI) and destination register (RD), the content of the register will not be
incremented after the data move: M[RB, RI]
⇒ RD
NZ
V
C
————
N:
Not affected.
Z:
Not affected.
V:
Not affected.
C:
Not affected.
Source Form
Address
Mode
Machine Code
Cycles
LDW RD, (RB, #OFFS5)
IDO5
0
1
0
0
1
RD
RB
OFFS5
PR
LDW RD, (RB, RI)
IDR
0
1
1
0
1
RD
RB
RI
0
0
PR
LDW RD, (RB, RI+)
IDR+
0
1
1
0
1
RD
RB
RI
0
1
PR
LDW RD, (RB, -RI)
-IDR
0
1
1
0
1
RD
RB
RI
1
0
PR
LDW RD, #IMM16
IMM8
1
1
1
1
0
RD
IMM16[7:0]
P
IMM8
1
1
1
1
1
RD
IMM16[15:8]
P



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