CY7C9689A_06 Datasheet, PDF (30/51 Pages) Cypress Semiconductor – TAXI™-compatible HOTLink® Transceiver

CY7C9689A
CY7C9689A HOTLink Transmitter Switching Waveforms (continued)
Write Cycle
Synchronous Interface
EXTFIFO = LOW
FIFOBYP = LOW
REFCLK
TXHALT
TXSC/D
TXDATA[7:0]
XDATA[9:8]/TXCMD[2:3]
TXCMD[1:0]
TXEN
t_REFDS
Note 35
t_REFDH
t_REFENS
t_REFENH
TXFULL
TXHALF
TXEMPTY
NO OPERATION
OUTPUT ENABLE Timing
Synchronous Interface
EXTFIFO = HIGH
FIFOBYP = LOW
REFCLK
TXHALT
TXSC/D
TXDATA[7:0]
TXDATA[9:8]/TXCMD[2:3]
TXCMD[1:0]
TXEN
CE
TXFULL
TXEMPTY
t_REFENS
t_REFCES
t_REFENH
NO OPERATION
t_REFCEH
t_REFOE
t_REFAZ
t_REFZA
Note
35. On inhibited reads, or if the Receive FIFO goes empty, the data outputs do not change.
Document #: 38-02020 Rev. *D
Page 30 of 51
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