Samsung microscopio P8245 Manual

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Samsung microscopio P8245
S3C8245/P8245/C8249/P8249 ADDRESSING MODES
3-5
INDIRECT REGISTER ADDRESSING MODE (Continued)
dst
OPCODE ADDRESS
4-bit
Working
Register
Address
Point to the
Working Register
(1 of 8)
Sample Instruction:
OR R3, @R6
Program Memory
Register File
src
3 LSBs
Value used in
Instruction
OPERAND
Selected
RP points
to start fo
working register
block
RP0 or RP1
MSB Points to
RP0 or RP1
~ ~
~ ~
Figure 3-5. Indirect Working Register Addressing to Register File
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