
______________________________________________________________________________________ 21
MAX9249
Gigabit Multimedia Serial Link
Serializer with LVDS System Interface
Figure 17. GMSL UART Protocol for Base Mode
Figure 18. GMSL UART Data Format for Base Mode
Figure 19. SYNC Byte (0x79) Figure 20. ACK Byte (0xC3)
WRITE DATA FORMAT
SYNC DEV ADDR + R/W REG ADDR NUMBER OF BYTES
SYNC DEV ADDR + R/W REG ADDR NUMBER OF BYTES BYTE 1 BYTE N
ACK
BYTE NBYTE 1ACK
MASTER READS FROM SLAVE
READ DATA FRMAT
MASTER WRITES TO SLAVE
MASTER WRITES TO SLAVE
MASTER READS FROM SLAVE
START D0 D1 D2 D3 D4 D5 D6 D7 PARITY STOP
1 UART FRAME
FRAME 1
FRAME 2 FRAME 3
STOP START STOP START
START
D0
10011110
D1 D2 D3 D4 D5 D6 D7
PARITY STOP
START
D0
11000011
D1 D2 D3 D4 D5 D6 D7
PARITY STOP
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