参数资料
型号: mPD789322
厂商: NEC Corp.
元件分类: 8位微控制器
英文描述: 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
中文描述: 8位微控制器与2/4/8K字节在系统可编程闪存
文件页数: 71/96页
文件大小: 482K
代理商: MPD789322
Preliminary Product Information U14673EJ1V0PM00
73
PD789322,789324,789326,789327
10.1.2 Operation field definitions
A:
A register (8-bit accumulator)
X:
X register
B:
B register
C:
C register
D:
D register
E:
E register
H:
H register
L:
L register
AX:
AX register pair (16-bit accumulator)
BC:
BC register pair
DE:
DE register pair
HL:
HL register pair
PC:
Program counter
SP:
Stack pointer
PSW:
Program status word
CY:
Carry flag
AC:
Auxiliary carry flag
Z:
Zero flag
IE:
Interrupt request enable flag
NMIS:
Flag to indicate that a non-maskable interrupt is being processed
():
Contents of a memory location indicated by a parenthesized address or register name
XH, XL:
Higher and lower 8 bits of a 16-bit register
∧:
Logical product (AND)
∨:
Logical sum (OR)
:
Exclusive OR
:
Inverted data
addr16: 16-bit immediate data or label
jdisp8:
Signed 8-bit data (displacement value)
10.1.3 Flag operation field definitions
(Blank): No change
0:
Clear to 0
1:
Set to 1
×:
Set or clear according to the result
R:
Restore to the previous value
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