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freeRtos seems to work well with nrf52840

This commit is contained in:
hathach 2018-08-23 14:45:22 +07:00
parent d18a9e8759
commit d478064a80
3 changed files with 28 additions and 23 deletions
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47
examples/device/nrf52840_freertos/src/main.c
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@ -61,8 +61,8 @@
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+
void print_greeting(void); void print_greeting(void);
void led_blinky_cb(TimerHandle_t xTimer); void led_blinky_cb(TimerHandle_t xTimer);
void virtual_com_task(void); void cdc_task(void* params);
void usb_hid_task(void); void usb_hid_task(void* params);
/*------------- MAIN -------------*/ /*------------- MAIN -------------*/
@ -71,49 +71,54 @@ int main(void)
board_init(); board_init();
print_greeting(); print_greeting();
//tusb_init();
// soft timer for blinky // soft timer for blinky
TimerHandle_t tm_hdl = xTimerCreate(NULL, pdMS_TO_TICKS(1000), true, NULL, led_blinky_cb); TimerHandle_t tm_hdl = xTimerCreate(NULL, pdMS_TO_TICKS(1000), true, NULL, led_blinky_cb);
xTimerStart(tm_hdl, 0); xTimerStart(tm_hdl, 0);
tusb_init();
// Create task
xTaskCreate( cdc_task, "cdc", 256, NULL, 2, NULL);
vTaskStartScheduler(); vTaskStartScheduler();
NVIC_SystemReset(); NVIC_SystemReset();
// while (1)
// {
// virtual_com_task();
//
// usb_hid_task();
// }
return 0; return 0;
} }
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+
// USB CDC // USB CDC
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+
void virtual_com_task(void) void cdc_task(void* params)
{ {
// connected and there are data available (void) params;
if ( tud_mounted() && tud_cdc_available() )
while ( 1 )
{ {
uint8_t buf[64]; // connected and there are data available
if ( tud_mounted() && tud_cdc_available() )
{
uint8_t buf[64];
// read and echo back // read and echo back
uint32_t count = tud_cdc_read(buf, sizeof(buf)); uint32_t count = tud_cdc_read(buf, sizeof(buf));
tud_cdc_write(buf, count); tud_cdc_write(buf, count);
tud_cdc_write_flush(); tud_cdc_write_flush();
}
taskYIELD();
} }
} }
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+
// USB HID // USB HID
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+
void usb_hid_task(void) void usb_hid_task(void* params)
{ {
(void) params;
// Poll every 10ms // Poll every 10ms
static tu_timeout_t tm = { .start = 0, .interval = 10 }; static tu_timeout_t tm = { .start = 0, .interval = 10 };

2
examples/device/nrf52840_freertos/src/tusb_config.h
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@ -53,7 +53,7 @@
/*------------- RTOS -------------*/ /*------------- RTOS -------------*/
#define CFG_TUSB_OS OPT_OS_FREERTOS #define CFG_TUSB_OS OPT_OS_FREERTOS
#define CFG_TUD_TASK_PRIO (configMAX_PRIORITIES-2) #define CFG_TUD_TASK_PRIO (configMAX_PRIORITIES-3)
//#define CFG_TUD_TASK_QUEUE_SZ 16 //#define CFG_TUD_TASK_QUEUE_SZ 16
//#define CFG_TUD_TASK_STACK_SZ 150 //#define CFG_TUD_TASK_STACK_SZ 150

2
lib/FreeRTOS/FreeRTOSConfig.h
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@ -20,7 +20,7 @@
#define configUSE_PREEMPTION 1 #define configUSE_PREEMPTION 1
#define configUSE_PORT_OPTIMISED_TASK_SELECTION 0 #define configUSE_PORT_OPTIMISED_TASK_SELECTION 0
#define configTICK_RATE_HZ ( 1000 ) #define configTICK_RATE_HZ ( 1000 )
#define configMAX_PRIORITIES (8 ) #define configMAX_PRIORITIES (5)
#define configMINIMAL_STACK_SIZE (128 ) #define configMINIMAL_STACK_SIZE (128 )
#define configTOTAL_HEAP_SIZE ( ( size_t ) ( 16*1024 ) ) #define configTOTAL_HEAP_SIZE ( ( size_t ) ( 16*1024 ) )
#define configMAX_TASK_NAME_LEN 32 #define configMAX_TASK_NAME_LEN 32