MCIMX35_101 Datasheet, PDF (88/148 Pages) Freescale Semiconductor, Inc – i.MX35 Applications Processors for Industrial and Consumer Products

Figure 65 depicts timing of the 5-wire serial interface (Type 1). For this interface, a separate RS line is
added. When a burst is transmitted within a single active chip select interval, the RS can be changed at
boundaries of words.
DISPB_D#_CS
1 display IF
clock cycle
Write
1 display IF
clock cycle
DISPB_SD_D_CLK
DISPB_SD_D
(Output)
DISPB_SD_D
(Input)
DISPB_SER_RS
Preamble
RW D7 D6 D5 D4 D3 D2 D1 D0
Output data
DISPB_D#_CS
DISPB_SD_D_CLK
DISPB_SD_D
(Output)
DISPB_SD_D
(Input)
DISPB_SER_RS
1 display IF
clock cycle
Read
1 display IF
clock cycle
Preamble
RW
D7 D6 D5 D4 D3 D2 D1 D0
Input data
Figure 65. 5-Wire Serial Interface (Type 1) Timing Diagram
i.MX35 Applications Processors for Industrial and Consumer Products, Rev. 8
88
Freescale Semiconductor