1 files changed, 2 insertions, 0 deletions
diff --git a/src/e1d.h b/src/e1d.h
index 3188cfc..4b70c0f 100644
--- a/src/e1d.h
+++ b/src/e1d.h
@@ -148,6 +148,8 @@ struct e1_line {
 		uint8_t prev_errmask;
 		/*! timer to re-set the rx_crc4_err and rx_alarm above */
 		struct osmo_timer_list timer;
+		/*! last received frame with Sa bits */
+		uint8_t rx_frame;
 	} ts0;
 
 	/* watchdog timer to catch situations where no more USB data is received */