參數(shù)資料
型號: ST75C540FP-A
廠商: 意法半導體
英文描述: SUPER INTEGRATED DEVICESWITH DSP, AFE & MEMORIES FORTELEPHONY,MODEM, FAXOVERINTERNET& POTSLINES
中文描述: 超級綜合DEVICESWITH數(shù)字信號處理器,模擬前端
文件頁數(shù): 32/84頁
文件大小: 599K
代理商: ST75C540FP-A
CR
Opcode:
Complex Read
CR
11
0
0
0
1
0
0
0
1
Synopsis
CRallowsthereadingofacomplexparameter.Theparameterspecifiestheparameteraddress(for
thereal part: theimaginarypart is nextlocation).CRreturnsthehighbyte valueof bothrealand
imaginarypartoftheaddressedcomplexparameter(seeChapterVIII“STATUSDESCRIPTION”).
Parameters
Field
Byte
1
2
Pos.
7..0
7..0
Value
Definition
CR_ADDR_L
CR_ADDR_H
Low byte of the 16-bit address
High byte of the 16-bit address
CSE
Opcode:
Clear Error Status
CSE
08
0
0
0
0
1
0
0
0
Synopsis
CSE is used to clear the ST75C530/540error status SYSERR byte. It is also used as an
acknowledgeto theerror condition handler.
Parameters
Field
Byte
1
Pos.
7..0
Value
Definition
ERR_MASK
Error mask. See report appendix for detailed meaning
DEFT
Opcode:
Define Arbitrary Tone
DEFT
0E
0
0
0
0
1
1
1
0
Synopsis
DEFTprogramsone of the four tonegeneratorforarbitrary tonegeneration.The parameter
is the frequencyof the generatedtone expressed in Hertz between 0 and 3600Hz.
Parameters
Field
Byte
1
2
3
4
Pos.
1..0
7..0
7..0
7..0
Value
Definition
TONE_GEN_SL
TONE_FREQ_L
TONE_FREQ_H
TONE_SCALE
Index of the tone generator (3..0)
Low byte of the frequency
High byte of the frequency (internally maskedwith 0F)
Amplitude scaling factor (high byte)
3F gives the nominal amplitude
DOSR
Opcode:
DefineOptional Status Report
DOSR
0A
0
0
0
0
1
0
1
0
Synopsis
DOSR specifies the address of the RAM variables to be monitored in the 4 locations
STAOPT[0..3]of the dual port RAM. It also specifiesthe assignmentwithin the 4 locations.
Parameters
Field
Byte
1
2
3
3
Pos.
1..0
7..0
3..0
7
Value
0..3
Definition
STA_OPT_ASS
STA_OPT_ADL
STA_OPT_ADH
STA_OPT_HL
Index of the STAOPT destination
Low byte of source address
High byte of source address
Select low byte of source
Select high byte of source
0
1
VII - COMMAND SET DESCRIPTION
(continued)
ST75C530 - ST75C540
32/84
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