Example Of I; Specifications; Fig. 5.5.1 Connection Example - Renesas 7200 Series User Manual

APPLICATION
2

5.5 Example of I

5.5 Example of I
Althogh, the M37220M3-XXXSP/FP has no multi-master I
BUS by software. Most TV systems can be controlled in this way.
This paragraph explains transmit/receive control example of a single-chip color TV signal processor (M52340SP)
adaptable to the I 2 C-BUS interface.

5.5.1 Specifications

Single-chip color TV signal processor required: M52340SP
Number of transfer bits: 8 bits
Data format: addressing format
Pins required: P2
1
Direction of data transfer: MSB first
5.5.2 Connection example

Fig. 5.5.1 Connection example

5-26
C-BUS control by software (M37220M3-XXXSP/FP)
2
C-BUS control by software (M37220M3-XXXSP/FP)
, P2
0
P2 /S
0 CLK
P2 /S
1 OUT
M37220M3-XXXSP/FP
<Master>
7220 Group User's Manual
2 C-BUS interface, it can control single-master I
SCL
SCL
SDA
SDA
M52340SP
<Slave>
SCL : Serial clock
SDA : Serial data
2 C-