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Полная версия этой страницы: LCD controller LPC2470 does not works ?
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Michal755
Is somebody who has experience with LCD controller in LCP2470 ? LCD power up sequence no set signals LCDENAB/LCDM and other to "high" (set LcdEn bit within the LCD_CTRL register) , when set LcdPwr bit within the LCD_CTRL register, LCDPWR signal is not "high".
voyt
Check if these pins are not shared between different controllers ( may be PIO and LCD controller? ). If so - switch ports connection to LCD controller.
Michal755
Do you thing GPIO ? Where I have to configure outpu pins, that used for inide CPU LCD Controller ?
voyt
I don't think - I just read docs:
Look at datasheet - http://www.standardics.nxp.com/products/lp...eet/lpc2470.pdf , page 16. Pin 154 shares P2[0]/PWM1[1]/TXD1/TRACECLK/LCDPWR
Next read user manual at page 178:
http://www.standardics.nxp.com/support/doc...ual.lpc24xx.pdf
PINSEL4 - pin function select register
PINSEL4[1:0] = 00 <=> {default at reset, GPIO Port2.0 },
PINSEL4[1:0] = 11 <=> { LCDPWR and don't fotget about PINSEL10 }
For other pins - look corresponding PINSELX register.
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