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    Description:

    Loads an 8 bit constant directly to register 16 to 31.

    Operation:

    (i)Rd ← K

    Syntax: Operands: Program Counter:

    (i) LDI Rd,K 16 ≤ d ≤ 31, 0 ≤ K ≤ 255 PC ← PC + 1

    16-bit Opcode:

    1110

    KKKK

    dddd

    KKKK

    Status Register (SREG) and Boolean Formula:

    I

    T

    H

    S

    V

    N

    Z

    C

    -

    -

    -

    -

    -

    -

    -

    -

    Example: 

    clrr31 ; Clear Z high byte
ldi r30, $F0 ; Set Z low byte to $F0
lpm ; Load constant from program
; memory pointed to by Z

    Words: 1 (2 bytes)

    Cycles: 1

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