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参数资料
| 型号： | 48e30 |
| 厂商： | Holtek Semiconductor Inc. |
| 英文描述： | 8-Bit I/O Type MCU (With EEPROM) |
| 中文描述： | 8位I / O型微控制器（带EEPROM） |
| 文件页数： | 30/44页 |
| 文件大小： | 351K |
| 代理商： | 48E30 |
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SZ [m]
Skip if data memory is 0
Description
If the contents of the specified data memory are 0, the following instruction, fetched during
the current instruction execution, is discarded and a dummy cycle is replaced to get the
proper instruction (2 cycles). Otherwise proceed with the next instruction (1 cycle).
Operation
Skip if [m]=0
Affected flag(s)
TO
PDF
OV
Z
AC
C
SZA [m]
Move data memory to ACC, skip if 0
Description
The contents of the specified data memory are copied to the accumulator. If the contents is
0, the following instruction, fetched during the current instruction execution, is discarded
and a dummy cycle is replaced to get the proper instruction (2 cycles). Otherwise proceed
with the next instruction (1 cycle).
Operation
Skip if [m]=0
Affected flag(s)
TO
PDF
OV
Z
AC
C
SZ [m].i
Skip if bit i of the data memory is 0
Description
If bit i of the specified data memory is 0, the following instruction, fetched during the current
instruction execution, is discarded and a dummy cycle is replaced to get the proper instruc-
tion (2 cycles). Otherwise proceed with the next instruction (1 cycle).
Operation
Skip if [m].i=0
Affected flag(s)
TO
PDF
OV
Z
AC
C
TABRDC [m]
Move the ROM code (current page) to TBLH and data memory
Description
The low byte of ROM code (current page) addressed by the table pointer (TBLP) is moved
to the specified data memory and the high byte transferred to TBLH directly.
Operation
[m]
ROM code (low byte)
TBLH
ROM code (high byte)
Affected flag(s)
TO
PDF
OV
Z
AC
C
TABRDL [m]
Move the ROM code (last page) to TBLH and data memory
Description
The low byte of ROM code (last page) addressed by the table pointer (TBLP) is moved to
the data memory and the high byte transferred to TBLH directly.
Operation
[m]
ROM code (low byte)
TBLH
ROM code (high byte)
Affected flag(s)
TO
PDF
OV
Z
AC
C
HT48E30
Rev. 0.00
36
January 12, 2004
Preliminary
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