dsp56000 Freescale Semiconductor, Inc, dsp56000 Datasheet - Page 104

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

Address ALU
Program Control Unit
Addresses
6 - 10
Miscellaneous
BA
A10
B10
Rn
Nn
Mn
PC
MR
CCR
SR
OMR
LA
LC
SP
SS
SSH
SSL
ea
xxx
aa
pp
< . . . >
X:
Y:
L:
P:
#xx
#xxx
#xxxxxx
#n
S,Sn
D,Dn
xxxx
Accumulators B and A (B1:A1, 48 Bits)
Accumulator A (A1:A0, 48 Bits)
Accumulator B (B1:B0, 48 Bits)
Address Registers R0–R7 (16 Bits)
Address Offset Registers N0–N7 (16 Bits)
Address Modifier Registers M0–M7 (16 Bits)
Program Counter (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 (16 Bits)
System Stack Pointer (6 Bits)
System Stack RAM (15X32 Bits)
Upper 16 Bits of the Contents of the Current Top of Stack
Lower 16 Bits of the Contents of the Current Top of Stack
Effective Address
Absolute Address (16 Bits)
Short Jump Address (12 Bits)
Absolute Short Address (6 Bits Zero Extended)
I/O Short Address (6 Bits Ones Extended)
Contents of the Specified Address
X Memory Reference
Y Memory Reference
Long Memory Reference – X Concatenated with Y
Program Memory Reference
Immediate Short Data (8 Bits)
Immediate Short Data (12 Bits)
Immediate Data (24 Bits)
Immediate Short Data (5 Bits)
Source Operand Register
Destination Operand Register
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