參數(shù)資料
型號: LC74792
廠商: Sanyo Electric Co.,Ltd.
英文描述: VPS / PDC Slicer IC
中文描述: 車輛定位系統(tǒng)/ PDC的切片機集成電路
文件頁數(shù): 12/25頁
文件大小: 198K
代理商: LC74792
No. 5965-12/25
LC74792, 74792JM
Command 3 (Synchronizing signal detection command 1)
First byte
DA 0 to 7
Register
Contents
Notes
Status
Function
7
1
First byte identification bit
6
1
Command 3 identification code.
5
1
Synchronizing signal detection settings 1.
4
1
3
0
2
0
1
1
0
1
Second byte
DA 0 to 7
Register
Contents
Notes
Status
Function
7
0
Second byte identification bit
6
RN2
0
1
5
RN1
0
1
4
RN0
0
1
3
SN3
0
1
2
SN2
0
1
1
SN1
0
1
0
SN0
0
1
RN2
RN1
RN0
Number of HSYNC detections
0
0
0
0 (32)
0
0
1
4 (64)
0
1
0
8 (128)
1
0
0
16 (256)
External synchronizing signal detection
control.
Signal absent
present discrimination.
Sets the sampling period during which SYNC
is continuously detected in the horizontal
synchronizing signal period (1H).
Values in parentheses apply when RNE0
(COM4) is set to 1.
External synchronizing signal
detection control.
Signal present
absent
discrimination.
Sets the sampling period during which
SYNC cannot be detected
consecutively in the horizontal
synchronizing signal period (1H).
SN3
SN2
SN1
SNO
Number of HSYNC detections
0
0
0
0
No detection performed
0
0
0
1
32
0
0
1
0
64
0
1
0
0
128
1
0
0
0
256
Note: All registers are cleared to 0 when the IC is reset by the RST pin.
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