參數(shù)資料
型號(hào): HTG2190
廠商: Holtek Semiconductor Inc.
元件分類: 8位微控制器
英文描述: 8-Bit 1024 Pixel LCD Microcontroller
中文描述: 8位單片機(jī)1024像素LCD
文件頁(yè)數(shù): 57/64頁(yè)
文件大小: 417K
代理商: HTG2190
RRCA [m]
Rotate right through carry and place result in accumulator
Description
Data of the specified data memory and the carry flag are together rotated 1
bitright.Bit0replacesthecarrybitandtheoriginalcarryflagisrotatedinto
the bit 7 position. The rotated result is stored in the accumulator. The con-
tents of the data memory remain unchanged.
Operation
ACC.i
ACC.7
C
[m].(i+1); [m].i:bit i of the data memory (i=0~6)
C
[m].0
Affected flag(s)
TC2
TC1
TO
PD
OV
Z
AC
C
SBC A,[m]
Subtract data memory and carry from accumulator
Description
The contents of the specified data memory and the complement of the carry
flag are together subtracted from the accumulator, leaving the result in the
accumulator.
Operation
ACC
ACC+[m]+C
Affected flag(s)
TC2
TC1
TO
PD
OV
Z
AC
C
SBCM A,[m]
Subtract data memory and carry from accumulator
Description
The contents of the specified data memory and the complement of the carry
flag are together subtracted from the accumulator, leaving the result in the
data memory.
Operation
[m]
ACC+[m]+C
Affected flag(s)
TC2
TC1
TO
PD
OV
Z
AC
C
HTG2190
Rev. 1.00
57
June 29, 2001
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