參數(shù)資料
型號: MB89865PF
廠商: FUJITSU LTD
元件分類: 微控制器/微處理器
英文描述: Octal Bus Transceivers With 3-State Outputs 20-CDIP -55 to 125
中文描述: 8-BIT, MROM, 10 MHz, MICROCONTROLLER, PQFP80
封裝: PLASTIC, QFP-80
文件頁數(shù): 42/51頁
文件大?。?/td> 731K
代理商: MB89865PF
42
MB89860/850 Series
I
INSTRUCTIONS
Execution instructions can be divided into the following four groups:
Transfer
Arithmetic operation
Branch
Others
Table 1 lists symbols used for notation of instructions.
Table 1 Instruction Symbols
(Continued)
Symbol
Meaning
dir
Direct address (8 bits)
off
Offset (8 bits)
ext
Extended address (16 bits)
#vct
Vector table number (3 bits)
#d8
Immediate data (8 bits)
#d16
Immediate data (16 bits)
dir: b
Bit direct address (8:3 bits)
rel
Branch relative address (8 bits)
@
Register indirect (Example: @A, @IX, @EP)
A
Accumulator A (Whether its length is 8 or 16 bits is determined by the instruction in use.)
AH
Upper 8 bits of accumulator A (8 bits)
AL
Lower 8 bits of accumulator A (8 bits)
T
Temporary accumulator T (Whether its length is 8 or 16 bits is determined by the
instruction in use.)
TH
Upper 8 bits of temporary accumulator T (8 bits)
TL
Lower 8 bits of temporary accumulator T (8 bits)
IX
Index register IX (16 bits)
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