參數(shù)資料
型號(hào): SAA7111AH
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 消費(fèi)家電
英文描述: Enhanced Video Input Processor EVIP
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝: 14 X 14 X 2.70 MM, PLASTIC, QFP-64
文件頁(yè)數(shù): 57/72頁(yè)
文件大?。?/td> 441K
代理商: SAA7111AH
1998 May 15
57
Philips Semiconductors
Product specification
Enhanced Video Input Processor (EVIP)
SAA7111A
17.2.22 S
UBADDRESS
1A (
READ
-
ONLY REGISTER
)
Table 37
Line-21 text slicer status SA 1A, D3 to D0
17.2.23 S
UBADDRESS
1B (
READ
-
ONLY REGISTER
)
Table 38
First decoded data byte of the text slicer SA 1B
17.2.24 S
UBADDRESS
1C (
READ
-
ONLY REGISTER
)
Table 39
Second decoded data byte of the text slicer SA 1C
17.2.25 S
UBADDRESS
1F (
READ
-
ONLY REGISTER
)
Table 40
Status byte SA 1F
I
2
C-BUS
STATUS BIT
NAME
FUNCTION
STATUS BIT
F1RDY
F1VAL
F2RDY
F2VAL
new data on field 1 has been acquired (for asynchronous reading); active HIGH
line-21 of field 1 carries valid data; active HIGH
new data on field 2 has been acquired (for asynchronous reading); active HIGH
line-21 of field 2 carries valid data; active HIGH
D0
D1
D2
D3
I
2
C-BUS
TEXT DATA
BITS
FUNCTION
DATA BITS
BYTE1 (6 to 0)
P1
data bit 6 to 0 of first data byte
parity error flag bit; bit goes HIGH when a parity error has occurred
D6 to D0
D7
I
2
C-BUS
TEXT DATA
BITS
FUNCTION
DATA BITS
BYTE2 (6 to 0)
P2
data bit 6 to 0 of second data byte
parity error flag bit; bit goes HIGH when a parity error has occurred
D6 to D0
D7
I
2
C-BUS
STATUS BIT
NAME
FUNCTION
STATUS BIT
CODE
colour signal in accordance with selected standard has been detected; active
HIGH
slow time constant active in WIPA-mode; active HIGH
white peak loop is activated; active HIGH
gain value for active luminance channel is limited [min (bottom)]; active HIGH
gain value for active luminance channel is limited [max (top)]; active HIGH
identification bit for detected field frequency; LOW = 50 Hz, HIGH = 60 Hz
status bit for locked horizontal frequency; LOW = locked, HIGH = unlocked
status bit for horizontal phase loop; LOW = TV time-constant,
HIGH = VTR time-constant
D0
SLTCA
WIPA
GLIMB
GLIMT
FIDT
HLCK
STTC
D1
D2
D3
D4
D5
D6
D7
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