STM32G030C8T6按键扫描与LED程序V0.3(五)

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STMCU小助手发布时间：2022-10-12 17:00

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文章简介:	STM32G030C8T6按键扫描与LED程序V0.3(五)

本实例基于RIBEE_02开发板设计，5个按键分别是PB5、PC13、PA0、PA2、PB0,其余25个LED进行点亮动作，实现按键输入与LED输出逻辑功能。

1.上芯片图与电路图

2.配置晶振，启用内部晶振，失能外部晶振。设置晶振倍频与分频，外设基础时钟配置为64MHZ。

3.编写LED与按键KEY驱动程序

LED.H文件

#ifndef __LED_H
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#define __LED_H
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/* Includes ------------------------------------------------------------------*/$ N1 n; p* |; v' g4 b( }# O8 v
#include "stm32g0xx_hal.h"* G4 w% y: [5 k( K
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typedef struct& C5 r( L; I6 S, k0 X
{
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uint8_t NUM; ]2 f( h% \* O3 N* ~3 x( A
} HORSE_Struct;
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/************* 共25个灯跑马点亮 *************/
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typedef enum {
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BLUE_B1= 1, //蓝灯
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GREEN_B2, //绿灯8 S' A4 K" g2 ~ t1 |, Z
YELLOW_B10, //黄灯
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RED_B11, //红灯
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WHITE_B12, //白灯8 a9 _# }4 q# y# t A3 v, C6 C- l
BLUE_B13, //蓝灯
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GREEN_B14, //绿灯
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YELLOW_B15, //黄灯
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RED_A8, //红灯8 S" a! B5 v- t/ J. j
WHITE_A9, //白灯, s8 m; E; L2 Z! |1 F
BLUE_C6, //蓝灯
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GREEN_C7, //绿灯
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YELLOW_A10, //黄灯3 v; D% D5 u. {# p Q
RED_A11, //红灯& M; \7 h- A0 }. `- f
WHITE_A12, //白灯* J! G' Q5 w6 N! Q
BLUE_D0, //蓝灯. S* G* q/ P. |( C4 p A
GREEN_D1, //绿灯5 k2 C# R/ W3 F" K% G7 x; j
YELLOW_D2, //黄灯
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RED_D3, //红灯/ u8 t y. J- `! @+ Z. E9 a
WHITE_B3, //白灯
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BLUE_B4, //蓝灯5 B! M! D, {7 W4 g+ A `
GREEN_B6, //绿灯
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YELLOW_B7, //黄灯
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RED_B8, //红灯# ?' B0 N& d& V1 V! {
WHITE_B9, //白灯
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} LEDEnum;; ^- N) g2 Z6 i& c
/* Private defines -----------------------------------------------------------*/
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#define PA8_Pin GPIO_PIN_8
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#define PA8_GPIO_Port GPIOA9 k5 @; q2 w5 M. x+ l: z
#define PA8_High() HAL_GPIO_WritePin(GPIOA, PA8_Pin, GPIO_PIN_SET)
/ y0 I$ ?( {: C- q. q
#define PA8_Low() HAL_GPIO_WritePin(GPIOA, PA8_Pin, GPIO_PIN_RESET)
" }8 ]* e. J5 {/ C, ?
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#define PA9_Pin GPIO_PIN_9
# }4 U' y' t& ?. {3 P$ y
#define PA9_GPIO_Port GPIOA
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#define PA9_High() HAL_GPIO_WritePin(GPIOA, PA9_Pin, GPIO_PIN_SET)
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#define PA9_Low() HAL_GPIO_WritePin(GPIOA, PA9_Pin, GPIO_PIN_RESET)# O! F: p# }4 ^& P. ?
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#define PA10_Pin GPIO_PIN_10, @: A( {+ p& Y" _# }
#define PA10_GPIO_Port GPIOA
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#define PA10_High() HAL_GPIO_WritePin(GPIOA, PA10_Pin, GPIO_PIN_SET)
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#define PA10_Low() HAL_GPIO_WritePin(GPIOA, PA10_Pin, GPIO_PIN_RESET)! B* P/ X$ d. |% @# R% {
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#define PA11_Pin GPIO_PIN_11
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#define PA11_GPIO_Port GPIOA
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#define PA11_High() HAL_GPIO_WritePin(GPIOA, PA11_Pin, GPIO_PIN_SET)
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#define PA11_Low() HAL_GPIO_WritePin(GPIOA, PA11_Pin, GPIO_PIN_RESET)4 d' G2 O6 g5 u, p/ U2 n
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#define PA12_Pin GPIO_PIN_12. f. H2 O6 |. X9 D' \/ L
#define PA12_GPIO_Port GPIOA
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#define PA12_High() HAL_GPIO_WritePin(GPIOA, PA12_Pin, GPIO_PIN_SET); i+ E6 ^' N4 b# ^" j1 [3 ?" X
#define PA12_Low() HAL_GPIO_WritePin(GPIOA, PA12_Pin, GPIO_PIN_RESET)
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#define PA13_Pin GPIO_PIN_139 O+ }5 o C Y% J
#define PA13_GPIO_Port GPIOA- l! D' _$ U9 p5 \5 g- B
#define PA13_High() HAL_GPIO_WritePin(GPIOA, PA13_Pin, GPIO_PIN_SET)
1 G7 q% F, _. ?
#define PA13_Low() HAL_GPIO_WritePin(GPIOA, PA13_Pin, GPIO_PIN_RESET)! V0 R- B- S* X; Q5 u
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#define PA14_Pin GPIO_PIN_14
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#define PA14_GPIO_Port GPIOA: d/ O+ K6 F& T0 T9 V* w
#define PA14_High() HAL_GPIO_WritePin(GPIOA, PA14_Pin, GPIO_PIN_SET)4 `1 m3 K/ v: p8 [, G* K6 _
#define PA14_Low() HAL_GPIO_WritePin(GPIOA, PA14_Pin, GPIO_PIN_RESET)
) V a& G- `* q* V: C% ]
# |- ?2 t3 ?# p
#define PB1_Pin GPIO_PIN_1* B, Q( T1 i* V" F' n% [' T) y* c
#define PB1_GPIO_Port GPIOB" g* c- o( {3 c4 d
#define PB1_High() HAL_GPIO_WritePin(GPIOB, PB1_Pin, GPIO_PIN_SET)* u! i1 |+ O2 H; Q
#define PB1_Low() HAL_GPIO_WritePin(GPIOB, PB1_Pin, GPIO_PIN_RESET)0 [5 {& J$ e; `# v4 C1 \7 c
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#define PB2_Pin GPIO_PIN_2
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#define PB2_GPIO_Port GPIOB
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#define PB2_High() HAL_GPIO_WritePin(GPIOB, PB2_Pin, GPIO_PIN_SET)7 O$ U6 q1 G6 e3 u! o* M
#define PB2_Low() HAL_GPIO_WritePin(GPIOB, PB2_Pin, GPIO_PIN_RESET)1 x7 n+ e+ @7 }
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#define PB3_Pin GPIO_PIN_37 Z$ r# _/ g4 a7 n3 K1 x' O( N
#define PB3_GPIO_Port GPIOB# i, ~6 c1 w) x
#define PB3_High() HAL_GPIO_WritePin(GPIOB, PB3_Pin, GPIO_PIN_SET)
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#define PB3_Low() HAL_GPIO_WritePin(GPIOB, PB3_Pin, GPIO_PIN_RESET)
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#define PB4_Pin GPIO_PIN_43 q9 A2 b8 _; K; [) k
#define PB4_GPIO_Port GPIOB
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#define PB4_High() HAL_GPIO_WritePin(GPIOB, PB4_Pin, GPIO_PIN_SET)( B- ~) y# E) C: Z! {" {: O+ N
#define PB4_Low() HAL_GPIO_WritePin(GPIOB, PB4_Pin, GPIO_PIN_RESET)2 U U8 V- y0 o; a- J+ k% X
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#define PB6_Pin GPIO_PIN_6* D" @4 f# S3 Z1 C6 B n) D: B
#define PB6_GPIO_Port GPIOB9 v: l3 r1 f6 x% [" x
#define PB6_High() HAL_GPIO_WritePin(GPIOB, PB6_Pin, GPIO_PIN_SET)# B+ w1 }# N; `% `8 Q G) Y
#define PB6_Low() HAL_GPIO_WritePin(GPIOB, PB6_Pin, GPIO_PIN_RESET)6 ^1 n- W, I/ Y+ X6 m+ T; [ F
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#define PB7_Pin GPIO_PIN_7 m8 N' J$ T$ a. G+ n% b! K) ]
#define PB7_GPIO_Port GPIOB1 ~% i8 o6 m$ g8 E& W3 I# R q
#define PB7_High() HAL_GPIO_WritePin(GPIOB, PB7_Pin, GPIO_PIN_SET), o" A7 [5 t0 I; O' a) u
#define PB7_Low() HAL_GPIO_WritePin(GPIOB, PB7_Pin, GPIO_PIN_RESET)
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#define PB8_Pin GPIO_PIN_8 p- C1 z* l L' s6 Y' C
#define PB8_GPIO_Port GPIOB0 Z p! Y$ B& X
#define PB8_High() HAL_GPIO_WritePin(GPIOB, PB8_Pin, GPIO_PIN_SET)
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#define PB8_Low() HAL_GPIO_WritePin(GPIOB, PB8_Pin, GPIO_PIN_RESET)4 E) f) W/ C2 P8 ]$ _+ f3 _
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#define PB9_Pin GPIO_PIN_9% ?+ {1 E+ |! d
#define PB9_GPIO_Port GPIOB
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#define PB9_High() HAL_GPIO_WritePin(GPIOB, PB9_Pin, GPIO_PIN_SET)" S, A5 o T7 s/ z) ]! i, Q& F
#define PB9_Low() HAL_GPIO_WritePin(GPIOB, PB9_Pin, GPIO_PIN_RESET)- W$ }+ d2 t& ^ B8 c* T; G E% q
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#define PB10_Pin GPIO_PIN_10
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#define PB10_GPIO_Port GPIOB3 D9 n/ M: I0 \) }0 b9 c" _. R0 C' ?
#define PB10_High() HAL_GPIO_WritePin(GPIOB, PB10_Pin, GPIO_PIN_SET)3 p* Z! _9 b$ U+ f- q
#define PB10_Low() HAL_GPIO_WritePin(GPIOB, PB10_Pin, GPIO_PIN_RESET)( G7 L! D L5 F0 y
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#define PB11_Pin GPIO_PIN_11- f/ y! |6 B3 K5 d& [
#define PB11_GPIO_Port GPIOB
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#define PB11_High() HAL_GPIO_WritePin(GPIOB, PB11_Pin, GPIO_PIN_SET)
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#define PB11_Low() HAL_GPIO_WritePin(GPIOB, PB11_Pin, GPIO_PIN_RESET)4 _2 D% N8 C; C( j2 z, Z
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#define PB12_Pin GPIO_PIN_12
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#define PB12_GPIO_Port GPIOB
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#define PB12_High() HAL_GPIO_WritePin(GPIOB, PB12_Pin, GPIO_PIN_SET)+ Z9 W t2 C, M6 R% \
#define PB12_Low() HAL_GPIO_WritePin(GPIOB, PB12_Pin, GPIO_PIN_RESET) N- L4 F8 j4 L7 ~" s8 s; i: s6 U
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#define PB13_Pin GPIO_PIN_13) U. }% F$ X0 ?# z
#define PB13_GPIO_Port GPIOB
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#define PB13_High() HAL_GPIO_WritePin(GPIOB, PB13_Pin, GPIO_PIN_SET)
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#define PB13_Low() HAL_GPIO_WritePin(GPIOB, PB13_Pin, GPIO_PIN_RESET)
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#define PB14_Pin GPIO_PIN_14
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#define PB14_GPIO_Port GPIOB
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#define PB14_High() HAL_GPIO_WritePin(GPIOB, PB14_Pin, GPIO_PIN_SET)
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#define PB14_Low() HAL_GPIO_WritePin(GPIOB, PB14_Pin, GPIO_PIN_RESET)6 d( @* z7 g! C; ~' u) L
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#define PB15_Pin GPIO_PIN_15
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#define PB15_GPIO_Port GPIOB
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#define PB15_High() HAL_GPIO_WritePin(GPIOB, PB15_Pin, GPIO_PIN_SET), j _7 @6 g0 W/ M4 d9 {# \9 A% r
#define PB15_Low() HAL_GPIO_WritePin(GPIOB, PB15_Pin, GPIO_PIN_RESET)6 `5 e8 ^% U. P+ \
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#define PC6_Pin GPIO_PIN_6
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#define PC6_GPIO_Port GPIOC6 k+ H/ I2 P2 l J
#define PC6_High() HAL_GPIO_WritePin(GPIOC, PC6_Pin, GPIO_PIN_SET)+ K# \: f9 Z6 Q' m+ X
#define PC6_Low() HAL_GPIO_WritePin(GPIOC, PC6_Pin, GPIO_PIN_RESET), j$ |! g3 j& k
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#define PC7_Pin GPIO_PIN_7+ [: _% q* ~" |& t0 U, a6 b5 v
#define PC7_GPIO_Port GPIOC5 F: a/ Y1 V% P6 w: C0 `3 @
#define PC7_High() HAL_GPIO_WritePin(GPIOC, PC7_Pin, GPIO_PIN_SET)
4 k# B. ~* y$ a: E* `7 a$ q
#define PC7_Low() HAL_GPIO_WritePin(GPIOC, PC7_Pin, GPIO_PIN_RESET)
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#define PD0_Pin GPIO_PIN_0 O9 I! E( x/ K4 M1 c5 W% I$ E
#define PD0_GPIO_Port GPIOD- G' r5 a. u6 _4 f
#define PD0_High() HAL_GPIO_WritePin(GPIOD, PD0_Pin, GPIO_PIN_SET)
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#define PD0_Low() HAL_GPIO_WritePin(GPIOD, PD0_Pin, GPIO_PIN_RESET), `" u+ c; |: \8 S' U2 `
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#define PD1_Pin GPIO_PIN_14 }1 [/ t5 C. v) ~7 l
#define PD1_GPIO_Port GPIOD# s. ^3 b+ s% ~" q
#define PD1_High() HAL_GPIO_WritePin(GPIOD, PD1_Pin, GPIO_PIN_SET)
s% w+ W: _+ v8 @# M
#define PD1_Low() HAL_GPIO_WritePin(GPIOD, PD1_Pin, GPIO_PIN_RESET)
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#define PD2_Pin GPIO_PIN_2, O0 v/ U+ V) C' D) M# x5 I, ^# C& H
#define PD2_GPIO_Port GPIOD
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#define PD2_High() HAL_GPIO_WritePin(GPIOD, PD2_Pin, GPIO_PIN_SET)
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#define PD2_Low() HAL_GPIO_WritePin(GPIOD, PD2_Pin, GPIO_PIN_RESET)1 P8 t- o+ X6 S1 C6 f
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#define PD3_Pin GPIO_PIN_3- h, K4 R$ l! l) J) P1 G, g0 q3 I
#define PD3_GPIO_Port GPIOD$ L- ?# }! q2 Z/ L; @1 K
#define PD3_High() HAL_GPIO_WritePin(GPIOD, PD3_Pin, GPIO_PIN_SET)2 p1 t2 p1 E; M5 E3 i
#define PD3_Low() HAL_GPIO_WritePin(GPIOD, PD3_Pin, GPIO_PIN_RESET)! v9 Y( p9 [ \: V6 \ w
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/* USER CODE BEGIN Private defines */
% @3 _, ~* {7 S2 A7 x
extern void BEE_GPIO_HORSE(void);
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/* USER CODE END Private defines */, W h1 P: J( M# n; U) y) h; {
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#endif /* __LED_H */
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/****END OF FILE****/

复制代码

LED.C文件

#include "BEE_LED.h"& |, H2 j6 [% X, U# t9 [4 j
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HORSE_Struct HORSE= {0};
1 A; {1 L0 m" x8 u
& H9 E1 _* P% K( y) y" V. M& K
/* Private function prototypes --------25 LED HORSE RACE---------------------*/
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void BEE_GPIO_HORSE(void)
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{3 o7 v$ ^4 f: z% H0 _
HORSE.NUM++;2 o5 u) l V1 g2 a4 W
switch(HORSE.NUM)
" u+ h7 L( Q. f: H
{
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case BLUE_B1 :- h8 A0 ^$ W/ W
PB1_High();
/ [% W9 I, e6 M4 ^
PB2_Low();9 l' Y- D! N7 j0 {. `- m4 n
PB10_Low();
, a( n& m T! O" J4 X* Z) \
PB11_Low();
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PB12_Low();# q0 M; M' i6 S. \ e
PB13_Low();) F" G3 [0 Z4 Y
PB14_Low();( Q- X o2 a# l$ C% u
PB15_Low();
( Y5 i% \: z9 F8 e' @8 w
PA8_Low();
+ ~- Y8 f+ i) ?6 |, J
PA9_Low();
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PC6_Low();
0 O: l" A P+ ?% R. z" q8 O P
PC7_Low();, D1 N7 h/ S- n: g4 e$ c3 _4 n
PA10_Low();
, f4 X& u, P& q1 S
PA11_Low();! ?2 H. A2 ]3 i( M2 v
PA12_Low();6 m# s0 v1 [: r8 T! P7 X/ w
PD0_Low();
5 {" B9 r, x- G' {& N
PD1_Low();
1 H: n5 X* T0 v4 W
PD2_Low();2 o& r* \ X; t7 J9 Z$ H! g
PD3_Low();4 c# c/ a4 |4 d2 w. }
PB3_Low();1 I! q5 i0 v. z6 Y" ?0 b& ^
PB4_Low();$ Y! }. e+ r( P6 ^( _7 `
PB6_Low();4 n3 p- W& O- G' A' s, L7 M) f7 s
PB7_Low();
! R$ M. q% g. T0 t
PB8_Low();
% U+ E' r" a1 \
PB9_Low();- Q p# z; r4 I& O
* @7 m3 R$ t9 A) e, W- W5 w
break ;, l6 ~) }5 h; f' d/ c
case GREEN_B2 :
; _ b; Y. U+ H; @' P3 v" E
PB1_Low();
, E( |/ a5 [4 G
PB2_High();7 D4 y' ]' O( i( c9 ]
break ;/ M+ _ Z) \9 A; T1 d
case YELLOW_B10 :
2 R; T$ p( d9 v/ o% e7 ^
PB2_Low();* X, o( y% m) S: C! h
PB10_High();
2 Y) A' f5 \! ]/ s
break ;! L$ t X h8 h. {
case RED_B11 :
+ D7 p3 y' Z6 j2 S
PB10_Low();
; G& d, ?; H) W$ {' g
PB11_High();
* \( W _" m8 C$ E9 Z4 E
break ;3 Z2 S' q1 s* X i& x5 }4 J* z
case WHITE_B12 :
2 q: u) z* O* r
PB11_Low();
- c- L8 k a9 H0 Y% W
PB12_High();9 N! L8 `# e6 s ^$ o; `# m! U
break ;
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case BLUE_B13 :% p$ q4 q9 \7 \* o9 p% c
PB12_Low();
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PB13_High();- z& Q2 ?$ J; d8 _ z4 W6 q
break ;- W9 f, D) G9 T# t6 E$ g3 j/ U# j4 L
case GREEN_B14 :* I/ j! ?' Q! g8 L
PB13_Low();
K: q! J% h# _9 G8 f! h. \
PB14_High();; A" {1 S0 C) v A+ g( b2 w1 ]
break ;
! @, G5 m9 f) m% x# X
case YELLOW_B15 :" J+ d& }' |4 j: f
PB14_Low();
' W! A7 X* X9 |2 b" ^3 q
PB15_High();' F; |7 m8 t" c: h: w
break ;
" L5 D: i8 t4 d
case RED_A8 :% H3 \* D4 U( h
PB15_Low();/ w' ~1 N+ y) M9 X
PA8_High(); Y# H$ s9 `% R& D& p4 ]
break ;
# h+ C: ~7 V4 Y+ N
case WHITE_A9 :
/ F; M7 N% A; U. a
PA8_Low();% s- G6 X$ P8 y6 p
PA9_High();! ^4 C) }9 d" z7 i. a' S) p- u% G
break ;
; _7 d C) L" n+ }9 N& L
case BLUE_C6 :
w% R' d# {+ [
PA9_Low();. |2 j' p4 O1 j& w# b
PC6_High();
: F0 o* ^$ `* O+ |9 I% q' C ~. _
break ;% a7 b9 U4 `/ [" v& h H
case GREEN_C7 :/ f- M; _: D7 c7 n$ U) ]
PC6_Low();% R- P1 Y3 g% ]! v) x9 F0 B
PC7_High();% `7 R7 w9 a1 n) ?
break ;+ u1 e) \: N s/ {6 i8 z) K
case YELLOW_A10 :; |. r# I9 E, c
PC7_Low();
" V; E( D+ J2 W1 s; t% Q6 j* ^
PA10_High();! b( \, B$ \% f; R
break ;( Q% G" }# Q& S
case RED_A11 :
0 d3 o# Z. N3 Q5 z
PA10_Low();, g! E9 f" \& q/ N1 E; x1 V
PA11_High();6 V0 `# ]# A+ j$ n; u2 z* Y& V/ G
break ;5 p5 y9 j0 l' |) ?% }2 D* [! R' A# j
case WHITE_A12 :
& U$ U% z$ ~# s* k
PA11_Low();% I& o D# I! y+ N
PA12_High();
6 O* z8 @: P4 G3 r, v' o
break ;) ~; G( \6 S- X
case BLUE_D0 :4 r `/ i- L! T& q. O9 z! h
PA12_Low();
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PD0_High();
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break ;
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case GREEN_D1 :& a' i; @7 M( N. o2 \( @
PD0_Low();- m, t4 I9 C$ |: c
PD1_High();$ B# o1 C) q* g2 ^
break ;
/ P' o, K3 o+ A. v8 ~8 z) v3 |
case YELLOW_D2 :
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PD1_Low();
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PD2_High();
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break ;
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case RED_D3 :% y2 K# {) x7 Y! J4 y2 v# o
PD2_Low();
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PD3_High();0 d* a& @8 E% u) X* n
break ;
+ \; }! l. ]7 K0 o e! E5 B( ?
case WHITE_B3 :! z' f3 q* Z, f5 _, X
PD3_Low();4 R2 _0 j+ t" L( y8 R4 I& H. \ p
PB3_High();
# ~! X/ H+ K: h% z+ G$ U0 e, j
break ;
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case BLUE_B4:# P; S' _1 n0 u6 B" C8 S6 K. G
PB3_Low();
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PB4_High();
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break ;7 d7 p4 F1 {+ I( E: t! z/ a& w
case GREEN_B6:8 y8 C. s, w' G. `- ^
PB4_Low();1 Q. E+ F( y x9 Q
PB6_High();& x/ R* i/ Q# r7 I9 l! k0 Q
break ;/ A ]/ I* l0 D; u2 h( y: W
case YELLOW_B7:
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PB6_Low();
4 G1 n6 c3 m0 ?
PB7_High();
. o/ i4 @/ B! }) A7 v9 | q7 D. p
break ;4 j8 U5 f" M9 N% n* `# Z9 R( O
case RED_B8: u2 L9 `( b- Y7 `& z
PB7_Low();
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PB8_High();
# Q. n B) u+ n1 _; x
break ;7 w0 @/ i) y- W1 k/ [1 Y
case WHITE_B9:9 ?; n8 M1 z! G5 P
PB8_Low(); D- e, L) b. }8 {4 |
PB9_High();, f9 l2 q; C# {, J) o
HORSE.NUM = 0 ;
# P( k& u" s6 j- c3 h8 ]
break ;
/ U. \; G [4 Z8 W5 ?8 c
% k+ G' ?5 k+ O' c: v* Z. r/ X
default :0 k' A+ b' u4 W( V9 {# u5 w7 K
HORSE.NUM = 0 ;. p q, t/ l* f- `, [
break ;//没有符合的条件即执行本default 非必须
, ^& F; q- \; T% p
}& b6 m4 O3 o1 n0 y. O
}

复制代码

KEY.H文件

#ifndef __KEY_H+ {. J$ [5 s% @& F
#define __KEY_H
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/* Includes ------------------------------------------------------------------*/0 N% J T$ z& g/ ~% L1 k7 ?% ]
#include "stm32g0xx_hal.h"
h( Q! R7 p( a1 P+ Z9 Z
# w' H4 e1 r; a1 i; O
typedef struct
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{
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uint8_t NUM;
* w0 E! E) B% Z# k
} KEY_Struct;
( k' r* r! }' I+ [$ E' G( L$ ~
/************* 共5个按键 *************/) t3 I+ s! G% J( l. R* z y
typedef enum {
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KEY_B5= 1, //按键B5
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KEY_C13, //按键C137 a; K' {! {* W1 Y( f
KEY_A0, //按键A0! n9 e! U+ C6 @# `2 @9 B& Z
KEY_A2, //按键A2
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KEY_B0, //按键B0
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} KEYEnum;9 u/ Z% x; ^) X3 T- {7 S
/* Private defines ---------------INPUT AND READ PIN---------------------------*/
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#define PB5_Pin GPIO_PIN_5
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#define PB5_GPIO_Port GPIOB
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#define PB5_Read() HAL_GPIO_ReadPin(GPIOB, PB5_Pin)# m+ |9 T7 O& o6 g: k1 {
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#define PC13_Pin GPIO_PIN_13
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#define PC13_GPIO_Port GPIOC
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#define PC13_Read() HAL_GPIO_ReadPin(GPIOC, PC13_Pin)' Q& n/ y. d6 \( S
6 O6 l3 r! L2 Y2 X6 k1 ]) }
#define PA0_Pin GPIO_PIN_0
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#define PA0_GPIO_Port GPIOA1 f% R: L7 r( n8 p) C, `5 `
#define PA0_Read() HAL_GPIO_ReadPin(GPIOA, PA0_Pin)2 ]% _6 m1 |+ S: Q5 v3 g
3 Q3 b# B2 u4 t# l) ?1 ^
#define PA2_Pin GPIO_PIN_2# R8 K' N# r0 R/ O- v* [6 U# T
#define PA2_GPIO_Port GPIOA
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#define PA2_Read() HAL_GPIO_ReadPin(GPIOA, PA2_Pin)+ S" V* }% o/ R7 p5 z; \. x- F
& ~; S, o0 h" a2 }
#define PB0_Pin GPIO_PIN_0" L( Y& d2 U9 Z' |; H4 R! ~
#define PB0_GPIO_Port GPIOB
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#define PB0_Read() HAL_GPIO_ReadPin(GPIOB, PB0_Pin)
+ q2 M' U6 ]% C# p, ?
. l9 Q& d+ F' b# H( W
) q' _! i1 j# I0 Z! p
$ r# a, Z5 x! J9 y; F% L( a
/* USER CODE BEGIN Private defines */+ _2 w5 C! h9 }3 a0 }
extern void BEE_KEY_READ(void);' w: Y( I. ?" T& ], t% l+ d
extern void BEE_KEY_LED(void);
2 s4 t- \3 J! w: V2 \/ d" {9 I
/* USER CODE END Private defines */
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#endif /* __KEY_H */

复制代码

KEY.C文件

#include "BEE_KEY.h"- `9 D; O: k6 g1 g+ I2 u
#include "BEE_LED.h"
$ {: {/ l" K: u' M9 Z
+ p5 e/ e \+ n2 R, ~5 o$ m
KEY_Struct KEY = {0};
H7 c+ U* _' g7 D7 c6 q
+ y _% i- T1 Z& k. C- _' y
/* Private function prototypes --------5 KEY AND LED ---------------------*/
1 V% Z6 h: S' }
void BEE_KEY_READ(void)2 t- s8 [4 J9 X! |: h& A
{7 V1 i( W8 ^! H! H+ Y# Y' R
if (PB5_Read()==0)
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KEY.NUM=KEY_B5;
7 ~3 s% D5 C' M9 V2 r. \
//else
. ~1 T J" I" T m0 S
// KEY.NUM=0;
! K8 U. p" }) N2 n) u
if (PC13_Read()==0) ' ]. L7 Q* Z c
KEY.NUM=KEY_C13;; O, F- m. Y3 \$ F3 v
//else
" e2 _0 ` j- U: s6 ^7 y
// KEY.NUM=0;* q% H6 P/ ?8 x w9 ~% d$ u
if (PA0_Read()==0)
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KEY.NUM=KEY_A0;
. ^# K: k" x, G2 N! L. T& P6 z
// else
4 G5 f" Y3 Z* T& z1 x) n
// KEY.NUM=0;+ F1 e4 E" m; k7 t$ g
if (PA2_Read()==0)
' T/ _ m9 S- }3 O0 H
KEY.NUM=KEY_A2;
3 V8 F+ Q" j) d; D" w+ Z: i6 f
//else w. X" ] _, y3 u2 a* A
// KEY.NUM=0;
' m. E% X5 o7 b# n/ d
if (PB0_Read()==0) 2 I: }$ C3 Q) X) J* M! Y
KEY.NUM=KEY_B0;
3 l. q4 Y( P6 L7 @/ h7 B' Q9 i
//else4 A- T( S, G5 o" \( p
// KEY.NUM=0;& O" r; C6 f% x- v. D
}' c& ]* ]; Q) A! b6 s
& W& j! U/ S9 j* R" _ k/ _
void BEE_KEY_LED(void)
. p# q V- u! o, p
{' h. e" N6 s5 D' R5 ^1 | G
( w9 `, y- k$ [1 ] r* Q" ]
switch(KEY.NUM)
7 U0 `9 R- t6 `
{
; R3 b$ U. n6 i3 x( w* x/ [' c* \1 ~
case KEY_B5:
, m+ w# v& E. O
PB4_High();0 y2 L' }2 T8 A/ ~3 s
PB6_Low();
9 `6 }5 C0 n8 m% z: `' o
PB7_Low();
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PB8_Low();4 D6 ^/ ]+ t! ^7 Y9 w. g' b
PB9_Low();0 m2 W' [0 R, z
2 G: A0 m! Y6 K. B# C5 ?
break ;
( e' T* x& D4 \3 V4 k6 G# Z4 v# f
case KEY_C13:
6 M, w; G" u6 L
PB6_High();
9 I7 E& h/ u+ b/ p
PB4_Low();
" L U. y8 i0 S
PB7_Low();
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PB8_Low();
: u; ~0 n6 A* i1 f! O8 d
PB9_Low();
" p( [8 }4 z, f
break ;
x" S0 E% j+ N
case KEY_A0:
$ T: ]/ l6 B: ]8 s- L; a
PB7_High();
5 T. e/ M- |4 I" p7 }- n
PB6_Low();4 ]* X4 s# F( c3 p" k; w; |
PB4_Low();: ?. V+ p6 @+ x4 d, _2 y
PB8_Low();; _- m0 [# b- l% C$ B
PB9_Low();
8 I7 e1 `) v' e& e& k0 {1 C, Q
break ;
0 }$ _- v5 k5 L" A$ G
case KEY_A2:. }( @5 u9 e5 E, K; G4 K. j" W
PB8_High();% K. ~' V5 n$ i' Z) l; N1 Y
PB6_Low();
6 p& ^& T; C# d* h- M! C. j
PB7_Low();
$ }* r' e( f: R% |6 z. Y0 E
PB4_Low();5 Q8 X: _- m7 Z# `
PB9_Low();
. p3 q8 l3 G! }7 w- g+ d% S
break ;! o% [5 t) ^$ y, R, C
case KEY_B0:
1 }) C( A4 z& `! `* G
PB9_High();
4 w) |4 G+ x: B' L$ g; i- ?9 j
PB6_Low();
: j1 O2 d; l( @ y3 e9 w: D3 O
PB7_Low();
5 n) Y5 w" p. F& u
PB8_Low();" p& M6 } {1 M3 o
PB4_Low();
5 `! \7 j( ~& I
break ; _6 D$ f- w/ W# `% p; e1 g) _
, F& q; H/ y6 f8 n
default :; h' G( u4 z; w% R
KEY.NUM = 0 ;, d. N( _7 _) f& L# U8 ~6 f! j
break ;//没有符合的条件即执行本default 非必须
" k$ G4 ^) C1 l, j
}
9 Y& G+ |- h4 b3 M
}