參數(shù)資料
型號: P90CL301
廠商: NXP Semiconductors N.V.
英文描述: Low voltage 16-bit microcontroller
中文描述: 低電壓16位微控制器
文件頁數(shù): 25/92頁
文件大?。?/td> 526K
代理商: P90CL301
1996 Dec 11
25
Philips Semiconductors
Preliminary specification
Low voltage 16-bit microcontroller
P90CL301BFH (C100)
Table 23
Description of the stack format
SYMBOL
DESCRIPTION
SR
PCH/PCL
FORMAT
Status Register.
Program Counter High/Low Word.
Indicating either a short stack (only the first four words), or the long for bus and address error
exceptions.
The base vector address of the exception in the vector table; e.g. 8 for a bus error and 12 for
an address error.
Special Status Word.
Current Move Multiple Mask.
In the event of faulty write cycle, the data can be found here.
The address used during the faulty bus cycle.
Data that has been read prior to the faulty bus cycle can in some cases be found here.
Holds the present instruction executed.
Holds either the present instruction executed or the prefetched instruction.
BASE VECTOR
ADDRESS
SSW
MM
TPDH/TPDL
TPFH/TPFL
DBINH/DBINL
IR
IRC
dbook, full pagewidth
Short
Stack
Format
FORMAT (4 bits)
BASE VECTOR ADDRESS
Long
Stack
Format
SR
PCH
PCL
SSW
MM
INTERNAL INFORMATION
INTERNAL INFORMATION
TPDH
TPFL
DBINH
DBINL
INTERNAL INFORMATION
IR
IRC
TPFH
TPDL
SP
MBG426
Fig.7 Stack format; see Table 23.
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