Rainbow-electronics ATtiny12 User Manual download pdf (Page 11)

ATtiny11/12

1006C–09/01

The register accessed is the one pointed to by the Z-register (R31, R30).

Rd and Rr

Figure 10. Direct Register Addressing, Two Registers

Operands are contained in register r (Rr) and d (Rd). The result is stored in register d

(Rd).

I/O Direct Figure 11. I/O Direct Addressing

Operand address is contained in 6 bits of the instruction word. n is the destination or

source register address.

Z-register

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 85 86

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Rainbow-electronics ATtiny12 User Manual Page 11