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Implement basic HOST_KEEPALIVE_INTERVAL

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This commit is contained in:
Scott Lahteine 2016-04-06 17:31:18 -07:00
parent 2eca8d63b3
commit 85883da90c
2 changed files with 6 additions and 1 deletions
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4
Marlin/Marlin.h
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@ -325,6 +325,10 @@ extern bool axis_homed[3]; // axis[n].is_homed
extern float zprobe_zoffset; extern float zprobe_zoffset;
#endif #endif
#if ENABLED(HOST_KEEPALIVE_FEATURE)
extern uint8_t host_keepalive_interval;
#endif
#if ENABLED(PREVENT_DANGEROUS_EXTRUDE) #if ENABLED(PREVENT_DANGEROUS_EXTRUDE)
extern float extrude_min_temp; extern float extrude_min_temp;
#endif #endif

3
Marlin/Marlin_main.cpp
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@ -448,6 +448,7 @@ static bool send_ok[BUFSIZE];
static MarlinBusyState busy_state = NOT_BUSY; static MarlinBusyState busy_state = NOT_BUSY;
static millis_t next_busy_signal_ms = -1; static millis_t next_busy_signal_ms = -1;
uint8_t host_keepalive_interval = DEFAULT_KEEPALIVE_INTERVAL;
#define KEEPALIVE_STATE(n) do{ busy_state = n; }while(0) #define KEEPALIVE_STATE(n) do{ busy_state = n; }while(0)
#else #else
#define host_keepalive() ; #define host_keepalive() ;
@ -2276,7 +2277,7 @@ void unknown_command_error() {
break; break;
} }
} }
next_busy_signal_ms = ms + 10000UL; // "busy: ..." message every 10s next_busy_signal_ms = host_keepalive_interval ? ms + 1000UL * host_keepalive_interval : -1;
} }
#endif //HOST_KEEPALIVE_FEATURE #endif //HOST_KEEPALIVE_FEATURE