Service Manual
Page 25
3. Signals _LCD_CS LCD_DIM_CTRL LCD_RESET (GPIO 15) _WR 2V8_VMEM Description MAIN LCD driver chip enable. This signal comes from DBB directly Enable writing to LCD driver IC LCD_ID (GPIO 16) It determines the maker of LCD module. (GPO_23) Table 3-3 LCD CONTRON SIGNALS DISCRIPTION - 24 -... BRIEF 3.5.1 Interconnection with external devices A. LCD module interface The LCD module is supplied to LCD Driver. 2.8V voltage is controlled by external X-TALThe X-TAL oscillates 32.768KHz B. MAIN LCD driver IC has own CS pin It controls dimming mode of LCD module. (GPIO_5) This pin resets...
3. Signals _LCD_CS LCD_DIM_CTRL LCD_RESET (GPIO 15) _WR 2V8_VMEM Description MAIN LCD driver chip enable. This signal comes from DBB directly Enable writing to LCD driver IC LCD_ID (GPIO 16) It determines the maker of LCD module. (GPO_23) Table 3-3 LCD CONTRON SIGNALS DISCRIPTION - 24 -... BRIEF 3.5.1 Interconnection with external devices A. LCD module interface The LCD module is supplied to LCD Driver. 2.8V voltage is controlled by external X-TALThe X-TAL oscillates 32.768KHz B. MAIN LCD driver IC has own CS pin It controls dimming mode of LCD module. (GPIO_5) This pin resets...
Service Manual
Page 39
... DATA04 DATA05 DATA06 DATA07 DATA08 DATA09 DATA10 DATA11 DATA12 DATA13 DATA14 DATA15 Controlled by _LCD_CS, LCD_RESET, _WR, DATA[00:15], LCD_ID, •_LCD_CS : MAIN LCD driver chip enable. This signal comes from DBB directly. •_WR : Write control Signal •_DATA[00:15] : Parallel data lines. •LCD_ID[1:2] : LCD type selection... maker (2.4V is SII, 0V is HyeLCD) -LCD_ID[2:3] : for the future using •Forusing 65K color, data buses should be 16 bits. - 38 - MAIN LCD driver IC has own CS pin •LCD_RESET : This pin resets LCD module. 3.
... DATA04 DATA05 DATA06 DATA07 DATA08 DATA09 DATA10 DATA11 DATA12 DATA13 DATA14 DATA15 Controlled by _LCD_CS, LCD_RESET, _WR, DATA[00:15], LCD_ID, •_LCD_CS : MAIN LCD driver chip enable. This signal comes from DBB directly. •_WR : Write control Signal •_DATA[00:15] : Parallel data lines. •LCD_ID[1:2] : LCD type selection... maker (2.4V is SII, 0V is HyeLCD) -LCD_ID[2:3] : for the future using •Forusing 65K color, data buses should be 16 bits. - 38 - MAIN LCD driver IC has own CS pin •LCD_RESET : This pin resets LCD module. 3.