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HT47C20 Datasheet(PDF) 39 Page - Holtek Semiconductor Inc

Part # HT47C20
Description  8-Bit Microcontroller
PDF  56 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT47C20 Datasheet(HTML) 39 Page - Holtek Semiconductor Inc

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Instruction Definition
ADC A,[m]
Add data memory and carry to accumulator
Description
The contents of the specified data memory, accumulator and the carry
flag are added simultaneously, leaving the result in the accumulator.
Operation
ACC ¬ ACC+[m]+C
Affected flag(s)
TC2 TC1
TO
PD
OV
Z
AC
C
¾
¾
¾
¾
ÖÖÖÖ
ADCM A,[m]
Add accumulator and carry to data memory
Description
The contents of the specified data memory, accumulator and the carry
flag are added simultaneously, leaving the result in the specified data
memory.
Operation
[m] ¬ ACC+[m]+C
Affected flag(s)
TC2 TC1
TO
PD
OV
Z
AC
C
¾
¾
¾
¾
ÖÖÖÖ
ADD A,[m]
Add data memory to accumulator
Description
The contents of the specified data memory and the accumulator are
added. The result is stored in the accumulator.
Operation
ACC ¬ ACC+[m]
Affected flag(s)
TC2 TC1
TO
PD
OV
Z
AC
C
¾
¾
¾
¾
ÖÖÖÖ
ADD A,x
Add immediate data to accumulator
Description
The contents of the accumulator and the specified data are added, leav-
ing the result in the accumulator.
Operation
ACC ¬ ACC+x
Affected flag(s)
TC2 TC1
TO
PD
OV
Z
AC
C
¾
¾
¾
¾
ÖÖÖÖ
HT47C20
39
January 18, 2000



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