Rainbow-electronics HT49R70A-1 Bedienungsanleitung PDF herunterladen (Seite 38)

SUB A,[m] Subtract data memory from the accumulator

Description The specified data memory is subtracted from the contents of the accumulator, leaving the

result in the accumulator.

Operation

ACC ¬ ACC+[m

]+1

Affected flag(s)

TC2 TC1 TO PD OV Z AC C

¾¾¾¾ÖÖÖÖ

SUBM A,[m] Subtract data memory from the accumulator

Description The specified data memory is subtracted from the contents of the accumulator, leaving the

result in the data memory.

Operation

[m] ¬ ACC+[m

]+1

Affected flag(s)

TC2 TC1 TO PD OV Z AC C

¾¾¾¾ÖÖÖÖ

SUB A,x Subtract immediate data from the accumulator

Description The immediate data specified by the code is subtracted from the contents of the accumula

tor, leaving the result in the accumulator.

Operation

ACC ¬ ACC+x

Affected flag(s)

TC2 TC1 TO PD OV Z AC C

¾¾¾¾ÖÖÖÖ

SWAP [m] Swap nibbles within the data memory

Description The low-order and high-order nibbles of the specified data memory (1 of the data memo-

ries) are interchanged.

Operation

[m].3~[m].0 « [m].7~[m].4

Affected flag(s)

TC2 TC1 TO PD OV Z AC C

¾¾¾¾¾¾¾¾

SWAPA [m] Swap data memory and place result in the accumulator

Description The low-order and high-order nibbles of the specified data memory are interchanged, writ

ing the result to the accumulator. The contents of the data memory remain unchanged.

Operation

ACC.3~ACC.0 ¬ [m].7~[m].4

ACC.7~ACC.4 ¬ [m].3~[m].0

Affected flag(s)

TC2 TC1 TO PD OV Z AC C

¾¾¾¾¾¾¾¾

HT49R70A-1

Rev. 1.00 38 December 4, 2001

1 2 ... 33 34 35 36 37 38 39 40 41

HT49R70A-1 1
8-Bit LCD Type OTP MCU 1

Kommentare zu diesen Handbüchern

Keine Kommentare

Rainbow-electronics HT49R70A-1 Bedienungsanleitung Seite 38

Kommentare zu diesen Handbüchern

Verwandte Produkte und Handbücher für Sensoren Rainbow-electronics HT49R70A-1