1,修改代码的地方
+ J8 s6 E' @, ~+ x+ Q/ J7 \上一章讲到了应用CubeMX产生了项目源文件,现在用CubeIDE打开,我们会看到很多:
7 d6 W9 h% h& Q) c; n+ p1 S/* USER CODE BEGIN 1*/
* x; Y9 p5 k/ ^( S/* USER CODE END 1*/7 c4 J- k8 G2 ^$ e& S# M
就是说,你的代码要放在这些标记的中间,如果我们返回去CubeMX修改了配置,重新生成了代码,但是放在这些标记中间的代码是不会被修改的。
8 {# g; j7 g1 ?9 ?* U' F3 ?另外,对于自动产生的代码,尽量不要修改。
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2,MCU本身的初始化' _- S6 P/ U: c# w) v, ?
这里主要包括时钟、IO口、Timer、串口等的初始化
) `8 V: \& m3 }# R+ X其中MX_IWDG_Init() 是独立看门狗的初始化,这个先把它注掉,不然不好调试
& E, @4 S8 @5 f- int main(void)
8 U1 r3 Y7 e# \2 U4 E+ L% e - {
6 }, R# Y! j1 l/ e P; m: Q+ x+ g0 C% z - /* USER CODE BEGIN 1 */
# R1 Z* e' S8 K: z! i
5 Z ]8 c- `" v! i% \- ^; I- /* USER CODE END 1 */" @, i1 d% Q! m0 |
- 8 G2 F F8 j* g
- , T) ~! t# c0 {8 W0 n
- /* MCU Configuration--------------------------------------------------------*/1 u$ o0 \# G. ? G% m
- 0 @+ a: o1 j+ z( L
- /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
& O1 s! J1 Q9 m - HAL_Init();* r$ y* T0 L$ S# d1 q
! N, Y' Q( a" ?# a* Q- /* USER CODE BEGIN Init */6 b! |9 k& ]. U2 y. a
) R: l$ s K* n8 Y; r+ S6 e" W- /* USER CODE END Init */
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8 f4 I" I* M2 G$ ?: m" a- [' b- /* Configure the system clock */
7 l7 n- \8 o/ o: B8 U5 F7 x - SystemClock_Config();, a G% ]( s1 l6 s3 U, c% ^
- 1 L! t# A7 J( l* g- l
- /* USER CODE BEGIN SysInit */
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A9 Y' r5 l$ z# b* I# L- /* USER CODE END SysInit */& P U( I9 C: E+ ~7 `+ u9 X' K# }
- 6 X; O: C. q2 O* F2 S9 n
- /* Initialize all configured peripherals */
6 R/ w4 @4 E q0 X2 Q - MX_GPIO_Init();
4 V) D; B6 }% m% [4 C: @ - MX_DMA_Init();; D" |8 U: c: G/ H
- MX_TIM3_Init();: h2 x6 _0 R! _& o/ }
- MX_USART1_UART_Init();
( \0 F2 x/ d" m6 V. n4 U" b - MX_USART2_UART_Init();
& d! m% l8 F; a0 H' Q - //MX_IWDG_Init();
) y1 S8 ]) u) r! d8 E/ c0 F( a1 [ - MX_RTC_Init();
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3,MCU初始化,读写内部FLASH,写自定义配置
( l3 q4 J7 R# I3 }; j6 r& WSTM32G031C8单片机内部都有很大的内部FLASH空间,我们可以拿出一点来作为自定义的配置空间,这样就不需要额外的EEPROM,但是内部FLASH的稳定性及读写速度、读写便利性不如EEPROM,一般运行过程中,不频繁读写FLASH还是没问题的。
. T4 {$ u3 \; s4 b; g这是写自定义配置的入口:4 i3 {& c. i( K3 r
8 b' ]5 M+ T6 m, T4 k/ e, e- /* USER CODE BEGIN 2 */% P, N: c' t; k8 e. K# o
h+ A; t+ B+ `. O; e7 v/ A% g! E- //---1, MCU CONFIGURE ------------
% O* u7 `7 \( ]' x& ? - thisMCU_init();
复制代码 进去看一下:7 T3 c$ n9 l3 U
这里是读FLASH的程序:这里是从baseFlashAdd31地址开始,读40个字节
4 q, c8 V: Z) H, T" ~1 G( F' K; d! AbaseFlashAdd31=0x0800F800,即最后一个2K的程序空间作为自定义空间,因为FLASH是整块擦除的,所以最好定义整块空间。# S& D$ ?' m& c2 j3 t+ t& B4 x
- //-----------------------------
! |' V4 @5 x) J! W) Q: z - void dtkReadConfigure(void)
" |4 J0 z& D* c) s% a% ]. B- G - {% Q6 i9 v0 d9 ~" ]3 \
- dtkReadFlash(baseFlashAdd31, 40);) i1 t( X7 Y# V9 f. s, V
- }
复制代码- //-----------------------------' |) }8 y5 I7 ?+ W; C' a0 n1 ^
- void dtkReadFlash(uint32_t startAdd, uint16_t countToRead)
: i5 ]* x( P8 N( F' D1 y, t2 y - {4 v. Z: T( `! V3 y; G$ @: Z
- __IO uint32_t data32 = 0;( x3 M. N B/ F. R" G8 t5 p6 ^
- uint8_t i=0;# p2 K5 S7 j* X1 z5 C
- uint32_t tempAdd=0;
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- tempAdd = startAdd;. G7 R: Z7 n; M
- for(i=0; i<countToRead; i=i+4)$ W- y2 \0 f# n; j: ^- h3 I
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0 X; `7 s! h( m( C! S- data32 = *(__IO uint32_t *)tempAdd;$ M; P1 D; v$ u: O
- //startAdd= startAdd+4;: X5 D0 g7 D8 H3 ]2 P6 T; L
; C% J) Q$ v* z; R0 K. V- dtkReadedConfig<i> = (data32>>24) & 0x000000FF;. R1 ?3 O6 u. s4 c; R
- </i> dtkReadedConfig[i+1] = (data32>>16) & 0x000000FF;
9 G" e9 P9 p9 Y [5 z: b( }' l) w - dtkReadedConfig[i+2] = (data32>>8) & 0x000000FF;
! e! |3 O) e2 L- w- E+ { E - dtkReadedConfig[i+3] = data32 & 0x000000FF;
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- tempAdd = tempAdd +4;
+ \2 b7 _. ]# g( e - }1 r. @% R& j& E" b7 _5 r1 q% |/ S
- }
复制代码- //-----扇区 32 -------------------------
7 T, X2 l& j+ z5 w - #define baseFlashAdd31 0x0800F800
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; u, x2 ~8 E0 Z$ F7 N下面是写FLASH的程序:
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' i2 S* v" H2 y2 o ~. z- void dtkWriteConfigure(void)
9 P& v# S% }' O - {# w# d& |6 }9 d: B, W( N7 T3 [
- dtkWriteFlash(baseFlashAdd31, dtkWritedConfig, 40); B' d" a6 B" q u) Z( e% x
- }
复制代码- /* -----------------------------------------------------------------* p; b, g& g' l
- * startAdd: 必须为某一页的起始地址:baseFlashAdd60 -baseFlashAdd63
4 I" b% \6 U& P* | - * countToWrite必须为8的倍数(即一次写入为Two Word的倍数)$ p- t) x0 i0 K! f4 y" f
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- * ----------------------------------------------------------------*/: c# o! ^- o4 R1 N3 A
- void dtkWriteFlash(uint32_t startAdd, uint8_t *writeData, uint16_t countToWrite)
X" B. q4 m8 ?, @6 a/ O - {7 H' r# t3 p! C9 X
- uint32_t i=0;9 a4 _& C& q" ] V" O3 I' t
- uint64_t tempWriteData;
9 G$ X5 l& b N$ V. U9 q; b - uint32_t tempWriteAdd;
$ x! o( ^- p8 L. Y i- _5 C - HAL_StatusTypeDef status;
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! G% |" V* L6 Q0 x- uint32_t tempW1=0;2 P: ?! e9 ]3 D) a! ?5 E* M7 T
- uint32_t tempW2=0;. K$ q& i$ ?1 O7 y; L8 f
- 9 t8 W& f6 \1 P) t p s( e# p
- HAL_FLASH_Unlock();
+ \3 N1 e3 q; J: U - //HAL_FLASH_Unlock();, W+ K0 k% r' }& ~5 x2 r$ \
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- FLASH_EraseInitTypeDef f;
4 `! A1 I0 ^0 w - f.TypeErase = FLASH_TYPEERASE_PAGES;- l. {6 f" B3 `
- f.Page = 31; //--只读写Page31的内容(即最后一个Page,2K字节
1 r% ~& j4 j$ ]) D& P- t. f; m - f.NbPages = 1;
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- uint32_t PageError = 0;
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- HAL_FLASHEx_Erase(&f, &PageError);% s0 {- i, o$ A# E/ i
b3 \" Y% X. u( ?4 L3 q1 q- for(i=0; i<countToWrite ; i=i+8)
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- tempW1=0;
1 ~: B. @; P1 }( _ - tempW2=0;' W- T4 U+ n; B. ~+ c3 v
- tempWriteData=0;
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: H* a" D" @: N- <span style="font-style: italic;"><span style="font-style: normal;"> tempW1 = writeData;
, s# ~% R$ o' E2 \2 S - tempW1 = tempW1<<8;. ~0 K' d7 u/ L# u$ B6 m- f5 @+ }
- tempW1 = tempW1 | writeData[i+1];
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1 P; T! q# J4 N7 t3 ]+ g$ G- tempW1 = tempW1<<8;
& {: R' p" p- b6 Y. C# X/ a - tempW1 = tempW1 | writeData[i+2];
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- tempW1 = tempW1<<8;
' }+ @" u ?, G+ ~- w - tempW1 = tempW1 | writeData[i+3];5 M+ l4 N) C5 ^# u# C. X( `+ ~% q
- / A. e& w6 }7 }" D( ]
, m' u$ _$ y4 I4 t' y+ c- tempW2 = writeData[i+4];
/ g& R) A! H! c0 x! ~( t* K) M - tempW2 = tempW2<<8;
/ \" a6 _& [$ { - tempW2 = tempW2 | writeData[i+5];3 a) o# S- \9 T/ u
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- tempW2 = tempW2<<8;
x+ \0 D9 X& _8 D; g! b - tempW2 = tempW2 | writeData[i+6];
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# Q' U4 X- n' ^) w2 W& M( q- tempW2 = tempW2<<8;/ ~4 ?. }- s% g) U5 C
- tempW2 = tempW2 | writeData[i+7];9 q; [2 b& ?2 z# h% w3 \/ F/ h! ?( U
3 ]" m" ]7 _2 S* _6 I- tempWriteData = tempWriteData|tempW2;! \) r* v3 y% g8 v+ v
- tempWriteData = tempWriteData<<32;
" R( a5 _% Z; k* b$ @, j: f8 i* C - tempWriteData = tempWriteData | tempW1;" Z- }7 `8 I0 {
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- tempWriteAdd = startAdd + i;: k8 G" |+ W9 B2 w) p9 i
' k' a1 E, a. F- //HAL_FLASH_Program(FLASH_TYPEPROGRAM_FAST, tempWriteAdd, tempWriteData);% Z) `1 ^$ I8 W" u( `/ F
- HAL_FLASH_Program(FLASH_TYPEPROGRAM_DOUBLEWORD, tempWriteAdd, tempWriteData);
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- // Wait for last operation to be completed
, x" T2 v4 g) l6 `5 }6 e - status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);$ k7 V7 B- ~% k# x
6 _6 M& {, @; Y/ k, t3 h6 o- // If the program operation is completed, disable the PG Bit9 n; p( n. K5 ], V/ F, e3 s( w
- CLEAR_BIT(FLASH->CR, FLASH_CR_PG);. t9 q% K5 u4 M' |+ J
- / f0 W0 K# Z6 ~; `8 v
- // In case of error, stop programation procedure: i. R8 c5 P: E" w3 F9 V
- if (status != HAL_OK)
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- break;
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- }</span></span>
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# O+ m' t( r2 I* O2 n* }在本项目中,我们开辟了40个字节的自定义配置,其中第一个字节表示配置是否写过了,如果是0xA5,表示配置已经写过了,第二个字节是ModBus地址,默认写入0xF0,最后一个字节是前面39个字节的和保留低8位(和校验),如果校验不通过,则重写FLASH。$ J3 m, \2 m6 |; u- ^, B0 u( A! w
其它的字节没有用到。, }2 ~, a( {6 M( z, s$ H! n
! a' E6 `- ~% N: W" A; x- //--------------3 F4 c( u6 i( F9 \' b8 Q) a
- void thisMCU_init(void): o4 G2 Y( V6 n
- {
3 H" J$ S: b0 S B7 L% n - uint8_t tempXY=0;/ C0 s3 \7 g$ e6 p H, E$ f
- + l1 p1 N# }1 j- E! W
- dtkReadConfigure();* W/ S$ d" O( w$ K4 b
/ J" Y& u2 Z6 ]5 s- [/ q- switch(is_dtkConfigured(dtkReadedConfig, 40))
8 v! m6 O3 ]" [: A% H7 U - {
, w! u3 j S7 `2 s# U - case 0: //not Configured
K/ H9 A( R0 U3 E0 @ - dtkWritedConfig[0] = 0xA5; //--是否配置 标志
1 A8 J5 T7 }' i; n - dtkWritedConfig[1] = 0xF0; //--默认的ModBus地址
; j' K* e( x1 Y- n2 f* c
7 p- T0 \" A) f8 C+ n' k5 T- tempXY = getXY(dtkWritedConfig,40);
3 q% ?9 V; A. ]$ o8 Z1 `' } - dtkWritedConfig[39] = tempXY; \6 ?3 X& k8 Y/ D; S( d
- F5 t6 V' A' ^. M
- dtkWriteConfigure();# A: F+ O* a$ s! a- x. z
- break;- n9 K! r1 q% o4 O. X6 O% O
, q k8 G0 \; t8 Y& ]% }- case 1: //configured, but error# T+ }) t( R- B/ O
- dtkWritedConfig[0] = 0xA5; //--是否配置 标志
7 x- Z0 f$ l, X2 T1 X - dtkWritedConfig[1] = 0xF0; //--默认的ModBus地址 _' O7 D( Z8 [
' A, J$ x( U5 y& i. O) S- tempXY = getXY(dtkWritedConfig,40);
4 k( ]1 r; b9 q' s2 e: S, k( h& v: Z/ W - dtkWritedConfig[39] = tempXY;
$ Y+ j8 R7 o7 i& f" s2 |
5 U) c' [0 z& S' Q9 w$ z- dtkWriteConfigure();
6 U2 g9 F# b- J# ? - break;' I7 S4 X" k) l0 R# w1 t
1 Z& S1 o9 l$ q7 r8 h/ K/ C- u- case 2: //configured, right
7 Z* r5 g6 }8 b1 Y$ ? - dtkModbusAdd = dtkReadedConfig[1];& l; Z, k3 Q+ q% ^; N/ G5 n8 P9 {
- drf1609h_status=0;
* X% z" b& L d3 i4 r- H - //newEventStart(EVENT_1, 2000); //--Wait DRF1609H Started - 2S% B7 F; U% s0 A7 y1 s1 C
- //newEventStart(EVENT_4, 800); //--WatchDog refresh1 k/ o4 K5 S& N& Z
- break;! b/ [ \2 N" `0 S6 B( A- O
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( k# t6 o. j7 l6 H8 A8 T" G" s- readDataReportModel();
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% O+ I; @7 b4 t: P5 c4,MCU初始化,读取本项目运行模式1 Q- O8 y# P- x$ U4 |' \
主要是读取IO口S1,S2的状态,组合成有4种运行模式:就是分别将DRF1609H设置为Router或End Device,主动上报数据或等待ModBus指令上报数据,其中如果将DRF1609H设置成End Device,同时是自动上报数据,则自动进入低功耗上报数据状态。/ w/ J' h; _) T3 y7 ~7 R O
- #define EndDeviceLowPower 1* V& Q. @( V5 k2 c, p
- #define EndDeviceWaitModbus 2- L: W8 s" z+ \# Y
- #define RouterActiveReport 3$ y6 o9 q! [8 m' _8 j
- #define RouterWaitModbus 4
复制代码- //--------------
7 x# M% C9 K! _9 x" v1 @3 |; Y - void readDataReportModel(void)2 s1 T' u, Y8 C: ]6 d
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- uint8_t val1=0, val2=0;
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( c" g0 W) z X3 k- val1 = HAL_GPIO_ReadPin(GPIOB, S1_Pin);
) ~+ E5 u" d$ G - val2 = HAL_GPIO_ReadPin(GPIOB, S2_Pin);. N7 R* n+ A. L! n. }' k
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- //---------& A3 f" C* |' M, h
- if( (val1==0) & (val2==0) ). K' F: ^3 z. W- I" V
- {! ?: P7 @- b' O
- sysRuningModel = EndDeviceLowPower;
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' I; U- w+ _6 z4 T- //---------- j5 ^8 e" A6 Z) }
- if( (val1==0) & (val2==1) )/ E) K; h, w- r: n
- {/ e( D" s f. a4 i7 q9 K
- sysRuningModel = EndDeviceWaitModbus;% I( W+ p1 g- \
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- 3 E% W, m$ p8 r& R0 G( V4 E
- $ H& r9 b8 F. a8 T
- //---------2 F+ e! l+ q P, u
- if( (val1==1) & (val2==0) )
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- sysRuningModel = RouterActiveReport;- j" N9 S& z) T4 ]5 S' I
- }
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- //---------6 m6 c* `0 u1 f6 o5 h3 l
- if( (val1==1) & (val2==1) )4 \& }3 A1 W7 P& X- Y
- {
+ b, ]( _, s/ l4 M1 W - sysRuningModel = RouterWaitModbus;/ h" ^7 X5 p' N) g
- }
@% o' ]( k: |1 e3 e) c - 3 u' B% n ]& {5 H
1 K4 ~/ [4 {5 X; H8 C+ d7 v3 R+ x- //--------------- ----------------
/ @. ]3 I/ p' L; }4 x9 G - if(val2 ==1)
$ }. a8 ^! b; A/ Z - {
7 ~; c/ L+ y+ X0 z+ @ - dataReportModel = waitModBus;
2 ~# q% Q' d5 F) S2 j7 e" A - }
* M& D$ l& ?; ]) B8 _8 T - else+ j" ~# Y! d& n. C( Y" T
- {, S6 j M/ D6 b* t
- dataReportModel = activeReport;% {0 g8 W+ F5 k& L& A3 [ U
- }
6 U" C0 m, o/ c5 t/ Q) o/ ^# I
1 }* Z6 ]% X6 n" ]- }
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5,LED灯的初始化
6 Y3 B- h4 y( c, K本项目中用了2个LED,LED1周期性的闪,用来指示软件是否正常运行,LED2用来指示DRF160H是否加入网络及数据的收发。0 C$ ^% i& ^" m8 @ h& A W$ |
LED的闪,我们用到了Timer3的中断,在Timer3的中断里计时,控制LED的闪、灭时间,首先在time.c文件里加上Timer3的中断函数:
+ ?. T, H2 ?, H1 U$ J+ K. ], S; t# ~5 T0 j1 _' c" M) K
- /* USER CODE BEGIN 1 */ O# p k$ g! Z5 B/ `' x2 q8 b) O
- void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)0 f1 J9 S. B' b! A0 T9 M( ^
- {
: H1 J+ \% p/ v7 K3 {; l% s - if (htim->Instance == htim3.Instance) //---Timer3 中断入口 ---------7 y8 N. U# t4 w' ^. l2 m
- {
0 D+ y- o; D8 ?: H" e - LED1_FLASH();4 J2 M" s T- b- l& \. ]
- LED2_FLASH();1 U5 D- I; U6 e: }& H
- & y5 u. v: @' q- Z
- newEventCount();
5 c5 u+ X' B$ a. P - 9 ~4 k9 \# H, F* b1 {
- HAL_UART_ReceivedCount();- |, J+ `: Z0 }
! Q( y5 N$ U P5 I" c% K5 v/ Z- //HAL_I2C_ReceivedCount();
. m9 W8 ]% K. D" y9 l$ U& r) i - }
8 Z7 R) j' I7 E( ] - }
% x& O [) [: Y' X- K# i4 t - 8 [, g, h& |( o( {& {) ]
- /* USER CODE END 1 */
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1 L' ]7 X5 J3 i8 t% }0 n即每次timer3中断后,都会执行下LED1_FLASH(),再进去里面看看:原来是控制LED1闪的速度。 U7 l$ ]% u! o+ ^. n. S
# @9 B5 c# y9 ^9 G. o) b: [1 P0 Z
- //---------------------------
) l+ A5 R8 g2 f1 m - void LED1_FLASH(void)
% D' c! x" h7 l1 X1 x+ H6 Q" p - {
; u/ C% |$ A4 d# A& h9 R* G - LED1_FLASH_count++;6 Y; P) Z9 x t; x; i9 b
$ [8 \; j; ]+ L& l2 c; u: {- switch (LED1_status)
/ C6 I. b7 ^6 `2 a: G6 H% | - {' ]7 ^" u3 I' W7 u& J+ k
- case LED_FLASH_quick:6 s$ V3 d: J: `& F! |( s
- if(LED1_FLASH_count <= LED1_S1)
2 ?6 R# ^. u) o6 X - {# x: x$ }/ v2 U$ K2 q3 p
- LED1_ON();
1 T0 s- P( I8 q/ P% ?4 ^# u$ O% C - }$ |: e# s. ?% c7 m
- if( (LED1_FLASH_count > LED1_S1) && (LED1_FLASH_count <= LED1_S2) )
8 S% Z" q( @8 P; s# s* ^ - {
i3 F v5 t* y+ o! A ^ - LED1_OFF();& q9 N2 \3 t! ^+ i$ G& A* c
- }1 U" F5 q, i' U2 [+ o/ |3 Z
- if ( LED1_FLASH_count > LED1_S2 )
. F2 f- V6 G! y* b1 M) i$ C - {3 f, u5 q0 u! U; Z n5 G0 [3 R
- LED1_FLASH_count =0;
* P* s1 L+ s" e- Q2 G - LED1_ON();7 H! S2 h; _& a3 X# D
- }% p1 Z f) }' c9 J* p$ T; c) K
- break;
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; ?% R5 f8 G+ ?; g* l% A- case LED_FLASH_medium:
, e) V/ x3 E$ p2 u( D) o; S# j- n - if(LED1_FLASH_count <= LED1_S1)* D( ^: J/ j. S4 t+ B
- {
' f6 R5 ]; k6 m, D - LED1_ON();
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- if( (LED1_FLASH_count > LED1_S1) && (LED1_FLASH_count <= LED1_S10) )
$ \! u ^% _9 k+ N6 ^) K' P - {
5 S* R+ r/ o8 B" p - LED1_OFF();
+ r$ d( F! V: L/ A& Q" | - }
2 k! h1 U$ D \: p) d4 N# A - if ( LED1_FLASH_count > LED1_S10 )
6 ] W! \5 [4 T! i$ ]7 N, y - {
2 A% d! P' T" J2 W" t - LED1_FLASH_count =0;
, N! }0 S. E5 N - LED1_ON();' x, k2 m4 [2 t/ v; k, s- ~/ l
- }
3 ~% \ }% z# o8 c O' a, r& ? - break;
- C! s8 g! D9 q9 o* U* Q
9 g+ D" J V* |- case LED_FLASH_slow:" D- L P* }# t# D# [" k D
- if(LED1_FLASH_count <= LED1_S1)
3 a9 c9 a4 e% [ R p/ D! B. U' p - {
, k! D$ u" V `6 _0 t& B0 U+ y - LED1_ON();! v w4 R" l7 m0 Z4 T1 Z5 d4 N
- }8 F) J# P7 M4 t* f/ A
- if( (LED1_FLASH_count > LED1_S1) && (LED1_FLASH_count <= LED1_S20) )
1 C6 T% R* p" u* z& T - {
! J$ x7 M4 r, n - LED1_OFF();8 A& j* G# i/ E9 T0 l
- }* I, ~0 Y4 \9 W
- if ( LED1_FLASH_count > LED1_S20 ), c W. q3 ^* G S
- {7 `5 g0 W5 |% |7 y" ] Y
- LED1_FLASH_count =0;
$ P8 U1 P( E3 n - LED1_ON();) A9 P. L! B+ {
- }) ?' F6 @; j6 E; U; h
- break;: d$ K+ t4 _3 s4 m
- 3 m- W; ?, ^7 q2 l
- case LED_FLASH_on:
) ?7 l2 n4 b3 @( `! `5 V: P - LED1_FLASH_count =0;' H T/ D4 v+ T7 V7 W6 F
- LED1_ON();
! K2 A2 `- @& @9 V O - break;/ B% P- s. S# d. J* o
- ! F) C2 }3 p- d7 g: z3 b K
- case LED_FLASH_off:
& Q- w' e2 \2 ^; I1 S - LED1_FLASH_count =0;
, Y2 O4 a3 V& r. s3 V - LED1_OFF();7 D6 r; c* D8 T8 ~
- break;4 e. h3 f: P0 Z. X- m( t
. B/ q0 G7 e2 W& E& R- case LED_FLASH_oneTime:; W% a, N: e& @5 t: Z3 H
- if(LED1_FLASH_count <= LED1_S1)8 o) g5 |1 {9 B
- {
d. o; O( j) a - LED1_ON();
+ \, ^7 |) q# h# Q; Z$ w& y0 O! u- r - }9 ^. f! `2 }/ o J* S
- if(LED1_FLASH_count > LED1_S1)
2 O( k# R+ U$ @ p) h - {. M, F# B% E; d4 U; q
- LED1_status = LED_FLASH_off;9 o0 M, ], g0 |% y) K
- LED1_FLASH_count =0;( C8 w; [; v5 V
- LED1_OFF();
8 K1 w! J! x6 q( T9 m - }* G% d& K# M$ P- v7 i& C) u
- break;
2 _- x# f4 ~8 T8 E6 I: w ?& ? - }
; J3 E- w$ D+ y7 y& M% n+ {3 D
& q" D5 J( h9 y/ X1 }& n2 Y- if( LED1_FLASH_count > LED1_S_END)
3 g# R1 d- U7 v) J6 T - {! O' h c6 P C3 M2 F
- LED1_FLASH_count =0;% R# ~/ O9 L2 C* F6 U7 G7 \9 l
- }
) H* l. T; `" N: D8 v8 d. G* h - }4 b+ w( X: p: q4 Q
复制代码
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