Specifications

Gigabit Multimedia Serial Link Deserializer
with LVDS System Interface
MAX9268
______________________________________________________________________________________ 21
Figure 17. GMSL UART Data Format for Base Mode
Figure 18. SYNC Byte (0x79) Figure 19. ACK Byte (0xC3)
Figure 20. Format Conversion between GMSL UART and I
2
C with Register Address (I2CMETHOD = 0)
START D0 D1 D2 D3 D4 D5 D6 D7 PARITY STOP
1 UART FRAME
FRAME 1
FRAME 2 FRAME 3
STOP START STOP START
11
SYNC FRAME REGISTER ADDRESS NUMBER OF BYTESDEVICE ID + WR DATA 0
DEV ID A
11 11 11 11
DATA N
11 11
S
1 11
ACK FRAME
7
: MASTER TO SLAVE
8
GMSL SERIALIZER/MAX9268 PERIPHERAL
W
1
REG ADDR
8
A
1 1 8 1
11
SYNC FRAME REGISTER ADDRESS NUMBER OF BYTESDEVICE ID + RD
11 11 11 11
ACK FRAME
DATA 0
11
DATA N
11
UART-TO-I
2
C CONVERSION OF WRITE PACKET (I2CMETHOD = 0)
UART-TO-I
2
C CONVERSION OF READ PACKET (I2CMETHOD = 0)
S: START P: STOP A: ACKNOWLEDGE
: SLAVE TO MASTER
DATA 0 A DATA N A P
DEV ID AS
1 17
W
1
DEV ID AS
1 17
R
1
DATA N P
18
A
1
DATA 0
8
A
1
REG ADDR
8
A
1
FC
GMSL SERIALIZER/MAX9268
FC
GMSL SERIALIZER/MAX9268
GMSL SERIALIZER/MAX9268
PERIPHERAL
START
D0
1 0 0 1 1 1 1 0
D1 D2 D3 D4 D5 D6 D7
PARITY STOP
START
D0
1 1 0 0 0 0 1 1
D1 D2 D3 D4 D5 D6 D7
PARITY STOP