dsp56000 Freescale Semiconductor, Inc, dsp56000 Datasheet - Page 272

• Manufacturer Part Number: dsp56000
• Description: 24-bit Digital Signal Processor Family Manual
• Manufacturer: Freescale Semiconductor, Inc

A - 6
PC
MR
CCR
SR
OMR
LA
LC
SP
SSH
SSL
SS
ea
eax
eay
xxxx
xxx
aa
pp
<. . .>
X:
Y:
L:
P:
Program Counter Register (16 Bits)
Mode Register (8 Bits)
Condition Code Register (8 Bits)
Status Register = MR:CCR (16 Bits)
Operating Mode Register (8 Bits)
Hardware Loop Address Register (16 Bits)
Hardware Loop Counter Register (16 Bits)
System Stack Pointer Register (6 Bits)
Upper Portion of the Current Top of the Stack (16 Bits)
Lower Portion of the Current Top of the Stack (16 Bits)
System Stack RAM = SSH: SSL (15 Locations by 32 Bits)
Effective Address
Effective Address for X Bus
Effective Address for Y Bus
Absolute Address (16 Bits)
Short Jump Address (12 Bits)
Absolute Short Address (6 Bits, Zero Extended)
I/O Short Address (6 Bits, Ones Extended)
X Memory Reference
Y Memory Reference
Long Memory Reference = X:Y
Program Memory Reference
Specifies the Contents of the Specified Address
Table A-1 Instruction Description Notation (Continued)
Program Control Unit Registers Operands
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Address Operands
NOTATION
MOTOROLA