ST STM8S

Inter-integrated circuit (I
2
C) interface RM0016
280/449 Doc ID 14587 Rev 8
Figure 101. I
2
C block diagram
DATA SHIFT REGISTER
COMPARATOR
OWN ADDRESS REGISTERS
CLOCK CONTROL
STATUS REGISTERS
CONTROL REGISTERS
CONTROL
CLOCK
CONTROL
DATA
CONTROL
SCL
LOGIC
DATA REGISTER
PEC REGISTER
INTERRUPTS
PEC CALCULATION
SDA
REGISTER (CCR)
(SR1,SR2 & SR3)
(CR1&CR2)