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[ILI9320][olimex][pic32] extra dummy read after index write

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Dmytro Milinevskyy 2013-04-07 06:37:05 +02:00
parent dc14f8713e
commit e51d3591ad
1 changed files with 5 additions and 0 deletions
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5
drivers/gdisp/ILI9320/gdisp_lld_board_olimex_pic32mx_lcd.h
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@ -77,11 +77,16 @@ static noinline void gdisp_lld_reset_pin(bool_t state) {
} }
static noinline void gdisp_lld_write_index(uint16_t data) { static noinline void gdisp_lld_write_index(uint16_t data) {
volatile uint16_t dummy;
PmpWaitBusy(); PmpWaitBusy();
palClearPad(IOPORTA, 10); palClearPad(IOPORTA, 10);
PMDIN = data; PMDIN = data;
PmpWaitBusy(); PmpWaitBusy();
palSetPad(IOPORTA, 10); palSetPad(IOPORTA, 10);
dummy = PMDIN;
(void)dummy;
} }
static noinline void gdisp_lld_write_data(uint16_t data) { static noinline void gdisp_lld_write_data(uint16_t data) {