libs/rt-thread
libs
/
rt-thread
4
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

[bsp]stm32f10x add canapp can bus hook set

This commit is contained in:
Aubr.Cool 2015-07-07 12:28:57 +08:00
parent b7571b5549
commit b750e11ec1
1 changed files with 90 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

91
bsp/stm32f10x/applications/canapp.c
View File

@ -12,10 +12,99 @@
* 2015-05-14 aubrcool@qq.com first version
*/
#ifdef RT_USING_CAN
#include <board.h>
#include <rtthread.h>
#include <rtdevice.h>
#ifdef RT_USING_CAN
#define CANRT1 8
#define CANERR1 9
#define CANRT2 37
#define CANERR2 38
static struct canledtype
{
struct stm32_hw_pin_userdata rtd;
struct stm32_hw_pin_userdata err;
} canled[] =
{
#ifdef USING_BXCAN1
{
{CANRT1, PIN_MODE_OUTPUT_OD,},
{CANERR1, PIN_MODE_OUTPUT_OD,},
},
#endif /*USING_BXCAN1*/
#ifdef USING_BXCAN2
{
{CANRT2, PIN_MODE_OUTPUT_OD,},
{CANERR2, PIN_MODE_OUTPUT_OD,},
},
#endif /*USING_BXCAN2*/
};
void can_bus_hook(struct rt_can_device * can, struct canledtype* led)
{
if(can->timerinitflag == 1) {
rt_pin_write(led->rtd.pin, 0);
} else {
if(can->status.rcvchange == 1 || can->status.sndchange == 1)
{
can->status.rcvchange = 0;
can->status.sndchange = 0;
rt_pin_write(led->rtd.pin,rt_pin_read(led->rtd.pin)?0:1);
} else {
rt_pin_write(led->rtd.pin,1);
}
}
if(can->timerinitflag == 1) {
rt_pin_write(led->err.pin, 0);
} else {
if(can->status.errcode) {
rt_pin_write(led->err.pin,0);
} else {
rt_pin_write(led->err.pin,1);
}
}
}
#ifdef USING_BXCAN1
void can1_bus_hook(struct rt_can_device * can)
{
static rt_int32_t inited = 0;
if(!inited)
{
inited = 1;
rt_pin_mode(canled[0].rtd.pin, canled[0].rtd.mode);
rt_pin_mode(canled[0].err.pin, canled[0].err.mode);
}
can_bus_hook(can, &canled[0]);
}
#endif /*USING_BXCAN1*/
#ifdef USING_BXCAN2
void can2_bus_hook(struct rt_can_device * can)
{
static rt_int32_t inited = 0;
if(!inited)
{
inited = 1;
rt_pin_mode(canled[1].rtd.pin, canled[1].rtd.mode);
rt_pin_mode(canled[1].err.pin, canled[1].err.mode);
}
can_bus_hook(can, &canled[1]);
}
#endif /*USING_BXCAN2*/
int can_bus_hook_init(void)
{
rt_device_t candev;
#ifdef USING_BXCAN1
candev = rt_device_find("bxcan1");
RT_ASSERT(candev);
rt_device_control(candev,RT_CAN_CMD_SET_BUS_HOOK,(void*)can1_bus_hook);
#endif /*USING_BXCAN1*/
#ifdef USING_BXCAN2
candev = rt_device_find("bxcan2");
RT_ASSERT(candev);
rt_device_control(candev,RT_CAN_CMD_SET_BUS_HOOK,(void*)can2_bus_hook);
#endif /*USING_BXCAN2*/
return RT_EOK;
}
INIT_DEVICE_EXPORT(can_bus_hook_init);
struct can_app_struct
{
const char* name;