THCV231_16 Datasheet, PDF (49/56 Pages) THine Electronics, Inc. – The THCV231 and THCV236 are designed to support video data transmission between the host and display.

2-wire serial I/F Switching Characteristics
SD0
(SDA)
SD1
(SCL)
PDN(1)
tf
S
tPDS
tLOW
tr
tSU;DAT
tf
tHD;STA
tSP
tr
tBUF
tHD;STA ^tHD;DAT
tHIGH
tSU;STA
1/fSCL
Sr
tSU;STO
P
S
S … Start Condition
P … Stop Condition
Sr … Repeated Start Condition
Figure 25. 2-wire serial interface Timing Diagram
2WIRE_MODE=00 (Clock Stretching Mode)
Write access start to
Sub-Link Slave’s register
SD0
(SDA)
...
SD1
(SCL)
...
Write 1 to 0x25
Clock Stretching
2WIRE_MODE=01 (No Clock Stretching Mode)
SD0
(SDA)
...
SD1
(SCL)
...
Write access start to
Sub-Link Slave’s register
Write 1 to 0x25
Stop
Condition
A
INT
t_WSSR
Stop
Condition
A
Sub-Link Slave register
Access completion
Interruption
Figure 26. Write access completion time to Sub-Link Slave register
2WIRE_MODE=00 (Clock Stretching Mode)
Read access start to
Sub-Link Slave’s register
SD0
(SDA)
...
SD1
(SCL)
...
Write 1 to 0x26
Clock Stretching
2WIRE_MODE=01 (No Clock Stretching Mode)
SD0
(SDA)
...
SD1
(SCL)
...
Read access start to
Sub-Link Slave’s register
Write 1 to 0x26
Stop
Condition
A
INT
t_RSSR
Stop
Condition
A
Sub-Link Slave register
Access completion
Interruption
Figure 27. Read access completion time to Sub-Link Slave register
THCV231_THCV236_Rev.2.30_E
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