MCIMX25 Datasheet, PDF (103/154 Pages) Freescale Semiconductor, Inc – i.MX25 Applications Processor for Automotive Products

3.7.16 Smart Liquid Crystal Display Controller (SLCDC)
Figure 76 and Figure 77 show SLCDC timing for serial and parallel transfers respectively. Table 79 and
Table 80 describe the timing parameters shown in the respective figures.
tcss
LCD_CS
LCD_CLK (LCD_DATA[6])
SDATA (LCD_DATA[7])
RS
tcsh
tcyc
tcl
tch
tds
tdh
MSB
trss
RS=0 => command data, RS=1=> display data
trsh
LSB
(This diagram shows the case SCKPOL = 1, CSPOL = 0)
tcss
LCD_CS
LCD_CLK (LCD_DATA[6])
SDATA (LCD_DATA[7])
RS
tcsh
tcyc
tcl
tch
tds
tdh
MSB
trss
RS=0 => command data, RS=1=> display data
trsh
LSB
(This diagram shows the case SCKPOL = 0, CSPOL = 0)
tcss
tcsh
LCD_CS
LCD_CLK (LCD_DATA[6])
tcyc
tcl
tch
SDATA (LCD_DATA[7])
RS
tds
tdh
MSB
trss
RS=0 => command data, RS=1=> display data
trsh
LSB
(This diagram shows the case SCKPOL = 1, CSPOL = 1)
tcss
tcsh
LCD_CS
LCD_CLK (LCD_DATA[6])
tcyc
tcl
tch
SDATA (LCD_DATA[7])
RS
tds
tdh
MSB
trss
RS=0 => command data, RS=1=> display data
trsh
LSB
(This diagram shows the case SCKPOL = 0, CSPOL = 1)
Figure 76. SLCDC Timing Diagram—Serial Transfers to LCD Device
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 7
Freescale Semiconductor
103