Z51F3220FNX Datasheet, PDF (292/312 Pages) Zilog, Inc. – Z8051 Series 8-Bit Microcontrollers

14.2.2.3 Start and Stop Condition
Z51F3220
Product Specification
DSDA
DSCL
St
START condition
Figure 14.5 Start and Stop Condition
DSDA
DSCL
Sp
STOP condition
14.2.2.4 Acknowledge Bit
Data output
by transmitter
Data output
By receiver
DSCL from
master
no acknowledge
1
2
acknowledge
9
10
clock pulse for acknowledgement
Figure 14.6 Acknowledge on the Serial Bus
PS029902-0212
PRELIMINARY
290