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-rw-r--r--firmware/API1
1 files changed, 1 insertions, 0 deletions
diff --git a/firmware/API b/firmware/API
index 05d7d20..cfd5aa8 100644
--- a/firmware/API
+++ b/firmware/API
@@ -233,6 +233,7 @@ Various
void queue_post(struct event_queue *q, int id, void *data)
Post an event to a queue.
+ NOTE: Negative event ID's are for system use only!!!
bool queue_empty(struct event_queue* q)