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Chapter 10 Clock Synchronous Serial Interface
10
Fig. 10-23 ACKT Operation
Caution Do not set ACKT before transfer has been completed.
Fig. 10-24 ACKE Operations(a) When ACKE is set to 1 at the end of transfer(b) When ACKE is set after transfer has been completed(c) When ACKE is set to 0 at the end of transfer
SCK 6789
D2 D1 D0 SB0 ACK
ACKT
ACK signal is output during first clock
cycle immediately after ACKT is set.
When set during this period
SCK 12 78
D7 D6 D2 D1
SB0 D0
9
ACK
ACKE
When ACKE = 1 at this point
The ACK signal is output
during the ninth clock
cycle
SCK 6789
D2 D1 D0SB0 ACK
ACKE
The ACK signal is output
during the first clock cycle
immediately after ACKT is set.
When ACKE is set during this period and ACKE = 1 at
the falling edge of the next SCK
SCK 12 78
D7 D6 D2 D1 SB0 D0
9
ACKE
The ACK signal is not
output
When ACKE = 0 at this point