usr_app.h:
struct usrapp_t
{
struct vsfsm_ljmp_t ljmp;
struct vsfsm_t sm;
uint8_t stack[256];
bool toggle;
};
extern struct usrapp_t usrapp;
void usrapp_srt_init(struct usrapp_t *app);
usrapp.c:
#include "vsf.h"
#include "usrapp.h"
void usrapp_led_thread(struct vsfsm_ljmp_t *ljmp);
struct usrapp_t usrapp =
{
.ljmp.thread = usrapp_led_thread,
.ljmp.user_data = &usrapp,
.ljmp.stack = usrapp.stack + sizeof(usrapp.stack),
};
#define USRAPP_EVT_ON1S VSFSM_EVT_USER
void usrapp_led_thread(struct vsfsm_ljmp_t *ljmp)
{
struct usrapp_t *app = (struct usrapp_t *)ljmp->user_data;
vsfhal_gpio_init(0);
vsfhal_gpio_config_pin(0, 1, GPIO_OUTPP);
vsftimer_create(ljmp->sm, 1000, -1, USRAPP_EVT_ON1S);
while (1)
{
if (app->toggle)
vsfhal_gpio_set(0, 1 << 1);
else
vsfhal_gpio_clear(0, 1 << 1);
app->toggle = !app->toggle;
vsfsm_ljmp_wfe(ljmp, USRAPP_EVT_ON1S);
}
}
void usrapp_srt_init(struct usrapp_t *app)
{
vsfsm_ljmp_init(&app->sm, &app->ljmp);
}
setjmp为选修，就自己体会了。
