NEC uPD78056Y User Manual

Page 433

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433

CHAPTER 18 SERIAL INTERFACE CHANNEL 1

Figure 18-21. Operation Timings when Using Busy & Strobe Control Option (BUSY0 = 0)

Caution

When TRF is cleared, the SO1 pin becomes low level.

Remarks CSIIF1: Interrupt request flag

TRF

: Bit 3 of the auto data send and receive control register (ADTC)

SCK1

SO1

D7 D6 D5 D4 D3 D2 D1 D0

D7 D6 D5 D4 D3 D2 D1 D0

STB

BUSY

SI1

D7 D6 D5 D4 D3 D2 D1 D0

D7 D6 D5 D4 D3 D2 D1 D0

TRF

Busy Input Valid

Busy Input Clear

CSIIF1

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This manual is related to the following products:

PD78056Y, PD78055Y, PD78058, PD78052Y, PD78P058Y, PD78P054, PD78054Y, uPD78054Y, PD78056, PD78058Y, uPD78058Y, uPD78052, uPD78055Y, PD78053Y, uPD78052Y, uPD78054, uPD78P058, uPD78053, PD78052(A), uPD78053Y, uPD78056, PD78055, uPD78058, uPD78P054, PD78052, PD78053(A), PD78053, PD78054(A)

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