Maxim-integrated MAX31782 Manual do Utilizador descarregar pdf (Página 200)

Maxim Integrated 20-17

MAX31782 User’s Guide

Revision 0; 8/11

OR Acc.<b> Logical OR Carry Flag with Accumulator Bit

Description: Performs a logical-OR between the Carry (C) status flag and a specified bit of the active accumula-

tor (Acc.<b>) and returns the result to the Carry.

Status Flags: C

Operation: C ← C OR Acc.<b>

Encoding: 15 0

1010 1010

bbbb 1010

Example(s): ; Acc = 2345h, C=0 at start

OR Acc.1 ; Acc.1=0 → C=0

OR Acc.2 ; Acc.2=1 → C=1

POP dst Pop Word from the Stack

Description: Pops a single word from the stack (@SP) to the specified dst and decrements the stack pointer (SP).

Status Flags: S, Z (if dst = Acc or AP or APC) C, E (if dst = PSF)

Operation: dst ← @ SP--

Encoding:

15 0

1ddd dddd

0000 1101

Example(s): ; GR ← 1234h

POP GR ; @DP[0] ← 76h (WBS0=0)

POP @DP[0] ; @DP[0] ← 0876h (WBS0=1)

Stack Data:

xxxxh

1234h

← SP (initial)

0876h

← SP (after POP GR)

xxxxh

← SP (after POP @DP[0])

xxxxh

1 2 ... 195 196 197 198 199 200 201 202 203 204 205 ... 222 223

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Maxim-integrated MAX31782 Manual do Utilizador Página 200