From 184495fd994d74199a242773827d94de2f553eea Mon Sep 17 00:00:00 2001 From: Nicolas Schodet Date: Wed, 2 May 2012 00:57:01 +0200 Subject: digital/io-hub/src/guybrush: add diagnostic output --- digital/io-hub/src/guybrush/main.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'digital/io-hub/src/guybrush') diff --git a/digital/io-hub/src/guybrush/main.c b/digital/io-hub/src/guybrush/main.c index 63305103..187585e5 100644 --- a/digital/io-hub/src/guybrush/main.c +++ b/digital/io-hub/src/guybrush/main.c @@ -102,6 +102,10 @@ main_init (void) /* Main timer */ timer_init (); timer_wait (); + /* Send some debug aid in case of TWI synchronisation failure. + * If !Z is sent, but not !z, this means that a slave is missing or is not + * functioning. */ + proto_send0 ('Z'); /* TWI communications */ asserv_init (); mimot_init (); -- cgit v1.2.3