diff --git a/drivers/gdisp/PCD8544/gdisp_lld_PCD8544.c b/drivers/gdisp/PCD8544/gdisp_lld_PCD8544.c
index 377f3d8b..ee447202 100644
--- a/drivers/gdisp/PCD8544/gdisp_lld_PCD8544.c
+++ b/drivers/gdisp/PCD8544/gdisp_lld_PCD8544.c
@@ -76,11 +76,7 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
 	write_cmd(g, PCD8544_SET_X);		// X = 0
 	write_cmd(g, PCD8544_SET_Y);		// Y = 0
 
-	coord_t i;
-
-	for (i = 0; i < GDISP_SCREEN_BYTES; i++) {
-		write_data(g, 0x00, 1);
-	}
+	write_data(g, 0x00, GDISP_SCREEN_BYTES);
 
 	// Finish Init
 	post_init_board(g);
@@ -115,11 +111,7 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
 		write_cmd(g, PCD8544_SET_X | 0);  // X = 0
 		write_cmd(g, PCD8544_SET_Y | 0);  // Y = 0
 
-		coord_t i;
-
-		for (i = 0; i < GDISP_SCREEN_BYTES; i++) {
-			write_data(g, RAM(g)[i], 1);
-		}
+		write_data(g, RAM(g), GDISP_SCREEN_BYTES);
 
 		release_bus(g);
 	}
@@ -128,7 +120,7 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
 #if GDISP_HARDWARE_DRAWPIXEL
 	LLDSPEC void gdisp_lld_draw_pixel(GDisplay *g) {
 		coord_t x, y;
-		
+
 		#if GDISP_NEED_CONTROL
 			switch(g->g.Orientation) {
 			default: