CHAPTER 13 SERIAL INTERFACE CHANNEL 0
245
User’s Manual U11302EJ4V0UM
Figure 13-27. Command Transmission from Master Device to Slave Device
1
2
3
4
5
6
7
8
9
SCK0 pin
C7
C6
C5
C4
C3
C2
C1
C0
ACK
BUSY
SB0 pin
Program processing
Serial transmission
INTCSI0
generation
ACKD
set
SCK0
stop
Hardware operation
ACKT
set
Program processing
INTCSI0
generation
ACK
output
Hardware operation
CMDT
set
Write
to SIO0
Interrupt servicing
(preparation for the next serial transfer)
Master device processing (transmitter)
Transfer line
Slave device processing (receiver)
CMDD
set
Serial reception
BUSY
output
READY
Command
BUSY
clear
BUSY
clear
SIO0
read
Command
analysis
Содержание mPD780208 Subseries
Страница 2: ...2 User s Manual U11302EJ4V0UM MEMO...