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CHAPTER 15 SERIAL INTERFACE CHANNEL 0 (
µ
PD78014 Subseries)
299
Figure 15-26. BSYE Operation
Figure 15-25. ACKD Operations
(a) When ACK signal is output at 9th clock of SCK0
(b) When ACK signal is output after 9th clock of SCK0
(c) Clear timing when transfer start is instructed in BUSY
SIO0
SCK0
SB0 (SB1)
ACKD
Transfer Start Instruction
Transfer Start
6
7
8
9
D2
D1
D0
ACK
SIO0
SCK0
SB0 (SB1)
ACKD
Transfer Start Instruction
Transfer Start
6
7
8
9
D2
D1
D0
ACK
SIO0
SCK0
SB0 (SB1)
ACKD
Transfer Start Instruction
6
7
8
9
D2
D1
D0
ACK
BUSY
D7
D6
SCK0
SB0 (SB1)
6
7
8
9
D2
D1
D0
ACK
BUSY
BSYE
When BSYE = 1 at this point
Reset is performed during this
period, and SB0 (SB1) changes
when BSYE is 0 at the falling
edge of SCK0.
Содержание 78014Y Series
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