參數(shù)資料
型號： uPD750064GT
廠商： NEC Corp.
英文描述： 4-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述： 4位單晶片微控制器
文件頁數(shù)： 42/82頁
文件大?。?/td> 460K
代理商： UPD750064GT
42
μ
PD750064, 750066, 750068, 750064(A), 750066(A), 750068(A)
Data Sheet U10165EJ2V0DS00
11. INSTRUCTION SET
(1) Expression formats and description methods of operands
The operand is described in the operand column of each instruction in accordance with the description
method for the operand expression format of the instruction. For details, refer to “
RA75X Assembler
Package User’s Manual——Language (U12385E)
”. If there are several elements, one of them is
selected. Capital letters and the + and – symbols are key words and are described as they are.
For immediate data, appropriate numbers or labels are described.
Instead of the labels such as mem, fmem, pmem, and bit, the symbols of the register flags can be described.
However, there are restrictions in the labels that can be described for fmem and pmem. For details, see
μ
PD750068 User’s Manual (U10670E)
.
Expression
Format
Description Method
reg
reg1
X, A, B, C, D, E, H, L
X, B, C, D, E, H, L
rp
rp1
rp2
rp'
rp'1
XA, BC, DE, HL
BC, DE, HL
BC, DE
XA, BC, DE, HL, XA', BC', DE', HL'
BC, DE, HL, XA', BC', DE', HL'
rpa
rpa1
HL, HL+, HL–, DE, DL
DE, DL
n4
n8
4-bit immediate data or label
8-bit immediate data or label
mem
bit
8-bit immediate data or label
Note
2-bit immediate data or label
fmem
pmem
FB0H to FBFH, FF0H to FFFH immediate data or label
FC0H to FFFH immediate data or label
addr, addr1
(Mk II mode only)
0000H to 0FFFH immediate data or label (
μ
PD750064)
0000H to 17FFH immediate data or label (
μ
PD750066)
0000H to 1FFFH immediate data or label (
μ
PD750068)
12-bit immediate data or label
11-bit immediate data or label
caddr
faddr
taddr
20H to 7FH immediate data (where bit0 = 0) or label
PORTn
IE
×××
RBn
MBn
PORT0 to PORT6, PORT11
IEBT, IET0, IET1, IE0 to IE2, IE4, IECSI, IEW
RB0 to RB3
MB0, MB1, MB15
Note
mem can be only used for even address in 8-bit data processing.
相關PDF資料
PDF描述
uPD750066GT 4-BIT SINGLE-CHIP MICROCONTROLLERS
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