added a small sleep between rpin state changes

1 files changed, 3 insertions, 0 deletions

diff --git a/skey.c b/skey.c
index 9025664..ac9b19b 100644
--- a/skey.c
+++ b/skey.c
@@ -86,6 +86,8 @@ int skey_update_thread (void *data) {
 			while (row_index < 3) {
 				//sets the column pin high for reading
 				gpio_set_value(row_pins[row_index], 1);
+				//gives it some buffer time
+				usleep(10);
 				//reads with all the rows
 				column_index = 0;
 				while (column_index < 10) {
@@ -98,6 +100,7 @@ int skey_update_thread (void *data) {
 				}
 				//sets the row pin low
 				gpio_set_value(row_pins[row_index], 0);
+				usleep(10);
 				row_index++;
 			}
 		}