diff --git a/Gaby/transmit.c b/Gaby/transmit.c
index 18154cd..79566b5 100644
--- a/Gaby/transmit.c
+++ b/Gaby/transmit.c
@@ -116,9 +116,11 @@ if (number<0 || number>16) {
 
 sprintf(message, "T%01x%1x", number, state);
 fprintf(stderr, "%s ----> '%s'\n", __func__, message);
-
-
-
-return -1;
+foo = write(fdtx, message, 3);
+if (3 != foo) {
+	perror("write ?");
+	return -1;
+	}
+return 0;
 }
 /* ---------------------------------------------------------------- */