int wait_int(int flag)
{
rt_uint32_t ev;
if(flag)
{
/*wait for gdo0 to h */
#if 1
if( rt_event_recv( &cc1101_event, GDO0_H, RT_EVENT_FLAG_AND | RT_EVENT_FLAG_CLEAR, 100, &ev ) != RT_EOK )
{
rt_kprintf("wait for h failed\r\n");
cc1101_hw_init();
return RT_FALSE;
}
#else
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_4)==RESET);
#endif
}
else
{
/*wait for gdo0 to l */
#if 1
if( rt_event_recv( &cc1101_event, GDO0_L, RT_EVENT_FLAG_AND | RT_EVENT_FLAG_CLEAR, 100, &ev ) != RT_EOK )
{
rt_kprintf("wait for l failed\r\n");
cc1101_hw_init();
return RT_FALSE;
}
#else
while(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_4)==SET);
#endif
}
return RT_TRUE;
}
int cc1101_init()
{
GPIO_InitTypeDef GPIO_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
EXTI_InitTypeDef EXTI_InitStructure;
rt_bool_t status = RT_FALSE;
rt_event_init(&cc1101_event, "cc1101_event", RT_IPC_FLAG_FIFO );
spi_init();
cc1101_hw_init();
/* cc1101 int init
* */
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPD;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;
GPIO_Init(GPIOC, &GPIO_InitStructure);
#if HW
GPIO_EXTILineConfig(GPIO_PortSourceGPIOC, GPIO_PinSource4);
/* Configure the SPI interrupt priority */
NVIC_InitStructure.NVIC_IRQChannel = EXTI4_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
EXTI_InitStructure.EXTI_Line = EXTI_Line4;
EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising_Falling;
EXTI_InitStructure.EXTI_LineCmd = ENABLE;
EXTI_Init(&EXTI_InitStructure);
/* Clear DM9000A EXTI line pending bit */
EXTI_ClearITPendingBit(EXTI_Line4);
#endif
return RT_TRUE;
}
void app()
{
APP app;
CC1101 cc1101;
IPC ipc;
app_init(&app);
cc1101_hw_init(&cc1101);
for (;;)
{
ipc_read(&ipc);
switch (HAL_GROUP(ipc.cmd))
{
default:
error(ERROR_NOT_SUPPORTED);
break;
}
ipc_write(&ipc);
}
}
