1.创建好带有printf-stdarg.c的FreeRTOS的工程
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; _! d0 ?- G- k2.修改main.c文件
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- /* USER CODE BEGIN Includes */
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- #include "FreeRTOS.h"$ b% l7 j% p! E: t' ]7 \$ o
- #include "task.h". n: d; _8 Q/ r5 g
- #include "timers.h"
/ I6 j- J7 Z: e& _ b' K - #include <stdio.h> ^% p/ o" h! P3 {$ O4 S3 [
- #include <string.h>1 i- D( G- O# y; l/ q) E9 Y2 k& o% M R
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- /* USER CODE END Includes */$ Q" y7 S1 j; j
- /* USER CODE BEGIN PV */& m0 n% Z+ U' H9 q3 m/ p
- static TaskHandle_t AppTask_Handle = NULL;+ H/ X. u# ~9 s! @- l4 e o
- static TimerHandle_t Timer1_Handle = NULL;/ ]' a$ h' l* n3 I) ^$ f/ u
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- extern int f_printf(const char *format, ...);) k& `2 b' H+ Q) p% T) V2 Q
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- /* USER CODE END PV */
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: a, M: U' k$ ?# a+ c7 Z- /* Private function prototypes -----------------------------------------------*/
& [7 l! X B7 {3 S" Z; Q7 \ - void SystemClock_Config(void);
5 v( X0 v# f& o$ i$ v: S - /* USER CODE BEGIN PFP */3 g8 G! D3 }5 k$ i: s! d2 E0 `
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- static void AppTaskCreate(void);
' `$ a0 U. m* [ - static void TimerCallback(void);
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) H7 Z' U% _$ L/ ], p* h$ p9 X- /* USER CODE END PFP */
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% t. h- {: j0 s. i) ^' Z6 Y) J- int main(void)
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( O3 T% |2 B/ h9 A- /* USER CODE BEGIN WHILE */+ q' q3 | S* g6 e* A
- UBaseType_t xReturn = pdFALSE;
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- xReturn = xTaskCreate((TaskFunction_t)AppTaskCreate,
- k @7 [. K9 i2 h5 ~ - (const char *) "APPTASKCREATE",/ u( t8 N% I8 V# X* V. G
- (uint16_t) 128,
! j e. s# C) y1 G* t - (void *) NULL,5 e1 }0 X' Y8 h. {/ f9 A1 V) q {8 U
- (UBaseType_t) 1,$ V# H( `" V% p6 I& b; L
- (TaskHandle_t *)&AppTask_Handle);3 D* o9 j/ u2 N( Y$ K
/ @/ [( [0 |7 Q" s" K+ j- Q' G j- if(xReturn != NULL) m/ G! e) X) C" q5 M2 E' r) r6 a
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- f_printf("Task Create PASS.\r\n");
) t0 ~( `2 B3 A" t - vTaskStartScheduler();
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- while (1)" e R, `5 x$ N; f" I
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- /* USER CODE END WHILE */
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- /* USER CODE BEGIN 3 */
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D; ~1 @0 E2 @; Z' I) v - /* USER CODE END 3 */; n! n& ?9 k6 {( Z* V8 b
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- /* USER CODE BEGIN 4 */* D1 v" G$ q# A; E9 E' A
- static void AppTaskCreate(void)+ Q% @, O* { c+ l1 h
- {
$ O2 f# A2 m5 N+ y/ \4 U+ Z, ? - BaseType_t xReturn = pdFALSE;# P8 P: i$ n0 l
-
$ O" K5 F/ s1 F% b - Timer1_Handle = xTimerCreate( (const char *) "TIMER1",(TickType_t)1000,
4 l3 {: g5 S5 n/ z8 e2 l - pdTRUE, (void*) 1,(TimerCallbackFunction_t)TimerCallback);
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- if( Timer1_Handle !=NULL)3 q1 f) S( W0 i( e7 |# w' _
- f_printf("Timer1 Create PASS.\r\n");
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4 r# x, L( {& C - xReturn = xTimerStart(Timer1_Handle,0);
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: A/ a: x% X5 f( K/ Y1 f0 z - if(xReturn != pdFALSE)
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- f_printf("Timer1 START.\r\n");
' s% R0 ~0 O. ]4 X - vTaskDelete(AppTask_Handle);' B; i0 t) {9 C8 \. R# |* z" d2 _
- }
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+ e0 ?7 n ^, n# ?5 L h - static void TimerCallback(void)! T. r ]5 V, Q n( K; x
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- HAL_GPIO_TogglePin(GPIOB,GPIO_PIN_1);
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2 t# a0 q5 d4 b3 t% _) \ - /* USER CODE END 4 */
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