SOES/applications/xmc4300_slavedemo/main.c

134 lines
2.6 KiB
C

/*
* Licensed under the GNU General Public License version 2 with exceptions. See
* LICENSE file in the project root for full license information
*/
#include "ecat_slv.h"
#include "utypes.h"
#include "xmc_gpio.h"
#ifdef XMC4800_F144x2048
#define P_LED P5_8
#define P_BTN P15_12
#endif
#ifdef XMC4300_F100x256
#define P_LED P4_1
#define P_BTN P3_4
#endif
extern void ESC_eep_handler(void);
/* Application variables */
_Rbuffer Rb;
_Wbuffer Wb;
_Cbuffer Cb;
uint32_t encoder_scale;
uint32_t encoder_scale_mirror;
static const XMC_GPIO_CONFIG_t gpio_config_btn = {
.mode = XMC_GPIO_MODE_INPUT_INVERTED_PULL_UP,
.output_level = 0,
.output_strength = 0
};
static const XMC_GPIO_CONFIG_t gpio_config_led = {
.mode = XMC_GPIO_MODE_OUTPUT_PUSH_PULL,
.output_level = XMC_GPIO_OUTPUT_LEVEL_LOW,
.output_strength = XMC_GPIO_OUTPUT_STRENGTH_STRONG_SOFT_EDGE
};
void cb_get_inputs (void)
{
Rb.button = XMC_GPIO_GetInput(P_BTN);
Cb.reset_counter++;
Rb.encoder = ESCvar.Time;
}
void cb_set_outputs (void)
{
if (Wb.LED)
{
XMC_GPIO_SetOutputHigh(P_LED);
}
else
{
XMC_GPIO_SetOutputLow(P_LED);
}
}
void post_object_download_hook (uint16_t index, uint8_t subindex,
uint16_t flags)
{
switch(index)
{
case 0x7100:
{
switch (subindex)
{
case 0x01:
{
encoder_scale_mirror = encoder_scale;
break;
}
}
break;
}
case 0x8001:
{
switch (subindex)
{
case 0x01:
{
Cb.reset_counter = 0;
break;
}
}
break;
}
}
}
void soes (void * arg)
{
/* Setup config hooks */
static esc_cfg_t config =
{
.user_arg = NULL,
.use_interrupt = 0,
.watchdog_cnt = 5000,
.set_defaults_hook = NULL,
.pre_state_change_hook = NULL,
.post_state_change_hook = NULL,
.application_hook = NULL,
.safeoutput_override = NULL,
.pre_object_download_hook = NULL,
.post_object_download_hook = post_object_download_hook,
.rxpdo_override = NULL,
.txpdo_override = NULL,
.esc_hw_interrupt_enable = NULL,
.esc_hw_interrupt_disable = NULL,
.esc_hw_eep_handler = ESC_eep_handler
};
DPRINT ("SOES (Simple Open EtherCAT Slave)\n");
// configure I/O
XMC_GPIO_Init(P_BTN, &gpio_config_btn);
XMC_GPIO_Init(P_LED, &gpio_config_led);
ecat_slv_init (&config);
while (1)
{
ecat_slv();
}
}
int main (void)
{
soes (NULL);
return 0;
}