SRIX4K 데이터 시트보기 (PDF) - STMicroelectronics
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SRIX4K Datasheet PDF : 47 Pages
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Data transfer
SRIX4K
3.1.2
Table 2.
Bit
b0
b1 to b8
b9
Bit description
Description
Value
Start bit used to synchronize the transmission
Information byte (command, address or data)
b0 = 0
The information byte is sent with the
least significant bit first
Stop bit used to indicate the end of a character
b9 = 1
Request start of frame
The SOF described in Figure 5 is composed of:
● one falling edge,
● followed by 10 ETUs at logic-0,
● followed by a single rising edge,
● followed by at least 2 ETUs (and at most 3) at logic-1.
Figure 5. Request start of frame
b0 b1 b2 b3 b4 b5 b6 b7 b8 b9 b10 b11
ETU 0
0
0
0
0
0
0
0
0
0
1
1
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3.1.3
Request end of frame
The EOF shown in Figure 6 is composed of:
● one falling edge,
● followed by 10 ETUs at logic-0,
● followed by a single rising edge.
Figure 6. Request end of frame
b0 b1 b2 b3 b4 b5 b6 b7 b8 b9
ETU 0
0
0
0
0
0
0
0
0
0
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