m62420afp Renesas Electronics Corporation., m62420afp Datasheet - Page 10

• Manufacturer Part Number: m62420afp
• Description: 2ch Electronic Volume With Tone By Ic Bus System
• Manufacturer: Renesas Electronics Corporation.

M62420SP/ FP/ AFP
DATA and CLOCK
Rev.1.0, Sep.17.2003, page 10 of 16
S D A (IN)
S D A (OUT)
S C L
start
stop
data transmisson
CAUTION
acknowledge
start
S
The SDA(IN) level never change at SCK=H
Transmitter must send H during ninth clock pulse of SCL .
The case of finished receiving , the receiver replies L synchronized to
falling edge of eighth pulse . And restart receiving the transmitted data
synchronized to falling edge of ninth pulse .
This term is defined by SDA(in) falling edge at SCL H .
This term is defined by SDA(in) rising edge at SCL H .
The SDA(IN) is enabled at SCL rising edge and H .
1
2 ~ 7
except start and stop .
8
acknowledge
ACK
9
stop
P