Service Manual
Page 25
...It controls back-light of LCD module. (GPIO_5) This pin resets LCD module. This signal comes from DBB directly Enable writing to LCD driver IC LCD_ID (GPIO 16) It determines the maker of LCD module. 3. RTC block interface Countered by AD6527(U100),DBB.In operating mode,...LCD_DIM_CTRL, LCD_RESET, _WR, 2V8_VMEM, LCD_ID, LCD_BL_EN. 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. (GPO_23) Table 3-3 LCD CONTRON ...
...It controls back-light of LCD module. (GPIO_5) This pin resets LCD module. This signal comes from DBB directly Enable writing to LCD driver IC LCD_ID (GPIO 16) It determines the maker of LCD module. 3. RTC block interface Countered by AD6527(U100),DBB.In operating mode,...LCD_DIM_CTRL, LCD_RESET, _WR, 2V8_VMEM, LCD_ID, LCD_BL_EN. 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. (GPO_23) Table 3-3 LCD CONTRON ...
Service Manual
Page 39
3. MAIN LCD driver IC has own CS pin •LCD_RESET : This pin resets LCD module. This signal comes from DBB directly. •_WR : Write control Signal •_DATA[... 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.
3. MAIN LCD driver IC has own CS pin •LCD_RESET : This pin resets LCD module. This signal comes from DBB directly. •_WR : Write control Signal •_DATA[... 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.