diff --git a/drivers/lcd/ssd1289_lld.c b/drivers/lcd/ssd1289_lld.c
index e0d7fb28..9992ec93 100644
--- a/drivers/lcd/ssd1289_lld.c
+++ b/drivers/lcd/ssd1289_lld.c
@@ -9,10 +9,10 @@ extern uint16_t lcd_width, lcd_height;
 #ifdef LCD_USE_GPIO
 
 static __inline void lld_lcdWriteGPIO(uint16_t d) {
-	LCD_DATA_PORT_1->BSRR = ((((~d >> 12 & 0xF) << 16) | (d >> 12 & 0xF)) << LCD_DATA_PORT_1_BASE);
-	LCD_DATA_PORT_2->BSRR = ((((~d >> 8 & 0xF) << 16) | (d >> 8 & 0xF)) << LCD_DATA_PORT_2_BASE);
-	LCD_DATA_PORT_3->BSRR = ((((~d >> 4 & 0xF) << 16) | (d >> 4 & 0xF)) << LCD_DATA_PORT_3_BASE);
-	LCD_DATA_PORT_4->BSRR = ((((~d >> 0 & 0xF) << 16) | (d >> 0 & 0xF)) << LCD_DATA_PORT_4_BASE);
+	palWriteGroup(LCD_DATA_PORT_1, PAL_GROUP_MASK(4), LCD_DATA_PORT_1_BASE, d >> 12);
+	palWriteGroup(LCD_DATA_PORT_2, PAL_GROUP_MASK(4), LCD_DATA_PORT_2_BASE, d >> 8);
+	palWriteGroup(LCD_DATA_PORT_3, PAL_GROUP_MASK(4), LCD_DATA_PORT_3_BASE, d >> 4);
+	palWriteGroup(LCD_DATA_PORT_4, PAL_GROUP_MASK(4), LCD_DATA_PORT_4_BASE, d >> 0);
 }	
 
 static __inline void lld_lcdWriteIndex(uint16_t index) {