display: add variable for scroll delay

2 files changed, 3 insertions, 1 deletions

diff --git a/src/display.cc b/src/display.cc
index 0a64c18..b0bc636 100644
--- a/src/display.cc
+++ b/src/display.cc
@@ -20,6 +20,7 @@ Display::Display()
 	disp_buf[6] = 0xff;
 	disp_buf[7] = 0xff;
 	char_pos = -1;
+	scroll_delay = 400;
 }
 
 void Display::disable()
@@ -58,7 +59,7 @@ void Display::multiplex()
 	if (++active_col == 8)
 		active_col = 0;
 
-	if (++scroll == 512) {
+	if (++scroll == scroll_delay) {
 		scroll = 0;
 
 		for (i = 0; i < 7; i++) {
diff --git a/src/display.h b/src/display.h
index 3eab2a8..666648a 100644
--- a/src/display.h
+++ b/src/display.h
@@ -6,6 +6,7 @@
 
 class Display {
 	private:
+		uint16_t scroll_delay;
 		uint8_t active_col;
 		uint8_t disp_buf[8];
 		uint8_t str_pos;