Address Transmission From Master Device To Slave Device (Wup = 1) - NEC PD78076 User Manual

Master Device Processing (Transmitter)
Program Processing
Hardware Operation
Transfer Line
SCK0 Pin
SB0 (SB1) Pin
Slave Device Processing (Receiver)
Program Processing
Hardware Operation
Figure 17-27. Address Transmission from Master Device to Slave Device (WUP = 1)
Write
CMDT RELT CMDT
Set Set Set
to SIO0
1 2 3
A7 A6
CMDD CMDD CMDD
Set Clear Set
RELD
Set
Serial Transmission
4 5 6 7 8
A5 A4 A3 A2 A1 A0
Address
Serial Reception
Interrupt Servicing
(Preparation for the Next Serial Transfer)
INTCSI0
ACKD
Generation Set
9
ACK BUSY
ACKT
WUP<- 0
Set
INTCSI0 ACK BUSY
Generation
Output Output
(When SVA = SIO0)
SCK0
Stop
READY
BUSY
Clear
BUSY
Clear