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Fix a very long standing bug with cursor decoding.

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H. Utku Maden 2023-03-23 11:39:03 +03:00
parent b8916d6411
commit 480a27cd34
1 changed files with 5 additions and 6 deletions
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11
include/lcd.h
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@ -221,12 +221,11 @@ int lcdWrite(lcdDriver_t *driver, uint8_t data);
*/ */
#define LCD_DECODE_CURSOR(driver)\ #define LCD_DECODE_CURSOR(driver)\
((driver)->cursor.x + /* Base position */\ ((driver)->cursor.x + /* Base position */\
((driver)->dimensions.height > 2) * /* If the display has more than 2 lines. */\ ( \
( \ 64 * ((driver)->cursor.y % 2) + /* Add 64 if the row is even */\
64 * ((driver)->cursor.y % 2) + /* Add 64 if the row is even */\ (driver)->dimensions.width * ((driver)->cursor.y >= 2) /* Add width if the row is the last two. */\
(driver)->dimensions.width * ((driver)->cursor.y >= 2) /* Add width if the row is the last two. */\ ) \
) \ )
)
// #include <stdio.h> // #include <stdio.h>
// inline static uint8_t _LCD_DECODE_CURSOR(lcdDriver_t* driver) { // inline static uint8_t _LCD_DECODE_CURSOR(lcdDriver_t* driver) {
// uint8_t value = LCD_DECODE_CURSOR(driver); // uint8_t value = LCD_DECODE_CURSOR(driver);