--- a/examples/user/main.c Fri Oct 10 08:34:15 2008 +0000
+++ b/examples/user/main.c Fri Oct 10 09:37:06 2008 +0000
@@ -47,6 +47,7 @@
/****************************************************************************/
// Application parameters
+#define FREQUENCY 100
#define PRIORITY 1
// Optional features
@@ -56,10 +57,13 @@
// EtherCAT
static ec_master_t *master = NULL;
+static ec_master_state_t master_state = {};
static ec_domain_t *domain1 = NULL;
+static ec_domain_state_t domain1_state = {};
static ec_slave_config_t *sc_ana_in = NULL;
+static ec_slave_config_state_t sc_ana_in_state = {};
// Timer
static unsigned int sig_alarms = 0;
@@ -75,8 +79,9 @@
#define AnaInSlavePos 0, 2
#define DigOutSlavePos 0, 3
-#define Beckhoff_EK1100 0x00000002, 0x044C2C52
-#define Beckhoff_EL2004 0x00000002, 0x07D43052
+#define Beckhoff_EK1100 0x00000002, 0x044c2c52
+#define Beckhoff_EL2004 0x00000002, 0x07d43052
+#define Beckhoff_EL2032 0x00000002, 0x07f03052
#define Beckhoff_EL3152 0x00000002, 0x0c503052
#define Beckhoff_EL4102 0x00000002, 0x10063052
@@ -90,10 +95,13 @@
{AnaInSlavePos, Beckhoff_EL3152, 0x3101, 1, &off_ana_in_status},
{AnaInSlavePos, Beckhoff_EL3152, 0x3101, 2, &off_ana_in_value},
{AnaOutSlavePos, Beckhoff_EL4102, 0x3001, 1, &off_ana_out},
- {DigOutSlavePos, Beckhoff_EL2004, 0x3001, 1, &off_dig_out},
+ {DigOutSlavePos, Beckhoff_EL2032, 0x3001, 1, &off_dig_out},
{}
};
+static unsigned int counter = 0;
+static unsigned int blink = 0;
+
/*****************************************************************************/
#if CONFIGURE_PDOS
@@ -161,24 +169,100 @@
};
#endif
+/*****************************************************************************/
+
+void check_domain1_state(void)
+{
+ ec_domain_state_t ds;
+
+ ecrt_domain_state(domain1, &ds);
+
+ if (ds.working_counter != domain1_state.working_counter)
+ printf("Domain1: WC %u.\n", ds.working_counter);
+ if (ds.wc_state != domain1_state.wc_state)
+ printf("Domain1: State %u.\n", ds.wc_state);
+
+ domain1_state = ds;
+}
+
+/*****************************************************************************/
+
+void check_master_state(void)
+{
+ ec_master_state_t ms;
+
+ ecrt_master_state(master, &ms);
+
+ if (ms.slaves_responding != master_state.slaves_responding)
+ printf("%u slave(s).\n", ms.slaves_responding);
+ if (ms.al_states != master_state.al_states)
+ printf("AL states: 0x%02X.\n", ms.al_states);
+ if (ms.link_up != master_state.link_up)
+ printf("Link is %s.\n", ms.link_up ? "up" : "down");
+
+ master_state = ms;
+}
+
+/*****************************************************************************/
+
+void check_slave_config_states(void)
+{
+ ec_slave_config_state_t s;
+
+ ecrt_slave_config_state(sc_ana_in, &s);
+
+ if (s.al_state != sc_ana_in_state.al_state)
+ printf("AnaIn: State 0x%02X.\n", s.al_state);
+ if (s.online != sc_ana_in_state.online)
+ printf("AnaIn: %s.\n", s.online ? "online" : "offline");
+ if (s.operational != sc_ana_in_state.operational)
+ printf("AnaIn: %soperational.\n",
+ s.operational ? "" : "Not ");
+
+ sc_ana_in_state = s;
+}
+
/****************************************************************************/
void cyclic_task()
{
+ int i;
+
+ // receive process data
ecrt_master_receive(master);
ecrt_domain_process(domain1);
+ // check process data state (optional)
+ check_domain1_state();
+
+ if (counter) {
+ counter--;
+ } else { // do this at 1 Hz
+ counter = FREQUENCY;
+
+ // calculate new process data
+ blink = !blink;
+
+ // check for master state (optional)
+ check_master_state();
+
+ // check for islave configuration state(s) (optional)
+ check_slave_config_states();
+ }
+
#if 0
-#if EL3152_ALT_PDOS
- printf("AnaIn: value %u\n",
- EC_READ_U16(domain1_pd + off_ana_in_value));
-#else
+ // read process data
printf("AnaIn: state %u value %u\n",
EC_READ_U8(domain1_pd + off_ana_in_status),
EC_READ_U16(domain1_pd + off_ana_in_value));
#endif
-#endif
-
+
+#if 1
+ // write process data
+ EC_WRITE_U8(domain1_pd + off_dig_out, blink ? 0x06 : 0x09);
+#endif
+
+ // send process data
ecrt_domain_queue(domain1);
ecrt_master_send(master);
}
@@ -234,7 +318,7 @@
}
if (!(sc = ecrt_master_slave_config(
- master, DigOutSlavePos, Beckhoff_EL2004))) {
+ master, DigOutSlavePos, Beckhoff_EL2032))) {
fprintf(stderr, "Failed to get slave configuration.\n");
return -1;
}
@@ -280,7 +364,7 @@
printf("Starting timer...\n");
tv.it_interval.tv_sec = 0;
- tv.it_interval.tv_usec = 10000;
+ tv.it_interval.tv_usec = 1000000 / FREQUENCY;
tv.it_value.tv_sec = 0;
tv.it_value.tv_usec = 1000;
if (setitimer(ITIMER_REAL, &tv, NULL)) {