CCU3000 Datasheet, PDF (69/77 Pages) Micronas – Central Control Unit

CCU 3000C-CIC, CCUUC3U300030000-0I,,1CC-ICCUU 33000001--II
CCU 3001, CCU 3001-I
UNIT = Bit-Period
1
SD
SCL
1
2
1
1
4
Fig. 2–20: Start condition I²C bus
Ident
Data
Clock
11 1
44 4
Fig. 2–23: IM bus start condition
SD
SCL
1
1
1
4
2
4
repeated
7 times
Fig. 2–21: Single bit on I²C bus
Ident
Data
Ident → 1 on the
8th address bit
only
Clock
1111
4444
clock stays high on
the last data bit
before stop
Fig. 2–24: Single bit on IM bus
SD
SCL
1
3
4
4
Fig. 2–22: Stop condition I²C bus
Ident
Data
Clock
1
1
1
4
2
2
Fig. 2–25: Stop condition IM bus
MICRONAS INTERMETALL
69