interfisch
/
rf24-pio
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Leaf only starts hunting for a new slot after 3 timeouts. Makes the system more stable.

This commit is contained in:
maniacbug 2011-05-13 21:00:26 -07:00
parent 33edb1f18a
commit e86c6b0f15
1 changed files with 8 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
examples/starping_relay/starping_relay.pde
View File

@ -165,9 +165,11 @@ void payload_printf(const char* name, const payload_t& pl)
static unsigned long last_ping_sent_at;
static bool waiting_for_pong = false;
static short consecutive_timeouts;
const unsigned long ping_delay = 2000; // ms
const unsigned long pong_timeout = 250; // ms
const unsigned long ping_phase_shift = 100; // ms
const short timeout_shift_threshold = 3;
void setup(void)
{
@ -337,6 +339,7 @@ void loop(void)
{
// Not waiting anymore, got one.
waiting_for_pong = false;
consecutive_timeouts = 0;
// Dump the payloads until we've gotten everything
payload_t payload;
@ -363,7 +366,11 @@ void loop(void)
// getting a pong just as we are trying to get a ping. The best thing
// to do right now is offset our ping timing to search for a slot
// that's not occupied.
last_ping_sent_at += ping_phase_shift;
//
// Only do this after getting a few timeouts, so we aren't always skittishly
// moving around the cycle.
if ( ++consecutive_timeouts > timeout_shift_threshold )
last_ping_sent_at += ping_phase_shift;
// Print details
printf("TIMED OUT.\n\r");