Data Validity; Figure 83. Start And Stop Condition; Figure 84. Data Validity - Holtek HT32F52220 User Manual

32-Bit Arm ® Cortex ® -M0+ MCU
HT32F52220/HT32F52230
SDA
SCL

Figure 83. START and STOP Condition

Data Validity

The data on the SDA line must be stable during the high period of the SCL clock. The SDA data
state can only be changed when the clock signal on the SCL line is in a low state.
SDA
SCL

Figure 84. Data Validity

Rev. 1.10
S
START Condition
Change of
Stable data line
data allowed
280 of 366
SDA
SCL
P
STOP Condition
November 09, 2018