MC94MX21 Datasheet, PDF (33/98 Pages) Freescale Semiconductor, Inc – 333 and 350 MHz

3.11 Smart LCD Controller
T2
T3
T1
LCD_CS
LCD_CLK (LCD_DATA[6])
SDATA (LCD_DATA[7])
RS
T4
T5
MSB
T6
RS=0 ≥ command data, RS=1≥ display data
SCKPOL = 1, CSPOL = 0
T2
T3
LCD_CS
T1
T7
LSB
LCD_CLK (LCD_DATA[6])
SDATA (LCD_DATA[7])
RS
T4
T5
MSB
T6
RS=0 ≥ command data, RS=1≥ display data
SCKPOL = 0, CSPOL = 0
T7
LSB
T2
T3
LCD_CS
T1
LCD_CLK (LCD_DATA[6])
SDATA (LCD_DATA[7])
RS
T4
T5
MSB
T6
RS=0 ≥ command data, RS=1≥ display data
SCKPOL = 1, CSPOL = 1
T7
LSB
Specifications
T2
T3
LCD_CS
T1
LCD_CLK (LCD_DATA[6])
T4
T5
SDATA (LCD_DATA[7])
MSB
T6
RS
RS=0 ≥ command data, RS=1≥ display data
SCKPOL = 0, CSPOL = 1
Figure 23. SLCDC Serial Transfer Timing
T7
LSB
MC94MX21 Technical Data, Rev. 1.4
Freescale Semiconductor
33