diff --git a/main.c b/main.c
index a186170..5c1c08e 100644
--- a/main.c
+++ b/main.c
@@ -418,6 +418,7 @@ level pulse on the Hot Plug Detect pin. This pulse shall be at least 100 msec.
 	puts("loop\r\n");
 	while (true) {
 		IWDG_KR = IWDG_KR_KEY_REFRESH; // reset watchdog
+/*
 		if (i2c_transaction_new) { // an I²C transaction started
 			i2c_transaction_new = false; // clear flag
 			if (i2c_input_new) {
@@ -426,6 +427,7 @@ level pulse on the Hot Plug Detect pin. This pulse shall be at least 100 msec.
 				puts("I²C read\r\n");
 			}
 		}
+*/
 		if (action) { // something has been performed, check if other flags have been set meanwhile
 			action = false; // clear flag
 		} else { // nothing down