DF69 datasheet(82/106 Pages) PADAUK

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DF69

DC Fan Controller

7. Instructions

Symbol

Description

ACC

Accumulator

Stack pointer

flag

ACC status flag register

Immediate data

Logical AND

Logical OR

←

Movement

Exclusive logic OR

Add

－

Subtraction

〜

NOT (logical complement, 1’s complement)

〒

NEG (2’s complement)

Overflow (The operational result is out of range in signed 2’s complement number system)

Zero (If the result of ALU operation is zero, this bit is set to 1)

Carry (The operational result is to have carry out for addition or to borrow carry for subtraction in

unsigned number system)

Auxiliary Carry

(If there is a carry out from low nibble after the result of ALU operation, this bit is set to 1)

pc0

Program counter for FPP0

pc1

Program counter for FPP1

pc2

Program counter for FPP2

pc3

Program counter for FPP3

pc4

Program counter for FPP4

pc5

Program counter for FPP5

pc6

Program counter for FPP6

pc7

Program counter for FPP7

Page 82 of 106

PDK-DS-DF69_V003 – Apr. 18, 2018

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