1,修改代码的地方8 @: ^2 {; S/ L5 D3 e' F; Y
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:0 B& {, t9 _+ b7 A9 R
/* USER CODE BEGIN 1*/7 i; j/ n! c% o& M( X& T8 i
/* USER CODE END 1*/
6 z" [9 h/ x8 e$ Q& N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。
5 ~; N2 w K) j! A另外,对于自动产生的代码,尽量不要修改。
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3 I$ _' c2 {6 e1 D D3 r2,MCU本身的初始化
; K' c3 e4 Q; }8 L这里主要包括时钟、IO口、Timer、串口等的初始化
* R% b2 J# x2 D: y' e1 w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/ V( d5 ]! w+ ?) @$ B; L) w
- int main(void)7 v: H1 t! h8 d* }# \
- {
9 J$ k8 H0 _4 Z7 g* O& O( P% u - /* USER CODE BEGIN 1 */
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3 O$ U% t; v: i& o4 A. A& S- /* USER CODE END 1 */$ L _# M$ R$ W1 q# J' l$ l2 w/ U
; N1 n. W Z" `5 G6 N/ F: \1 U
& C0 u& S8 f( T$ y- /* MCU Configuration--------------------------------------------------------*/
* w* P$ R: Z4 V5 b3 Q
3 q7 Q; b# T, _* k- U4 @2 q- /* Reset of all peripherals, Initializes the Flash interface and the Systick. */% X& V; l, f/ r- Q
- HAL_Init();
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) h D3 D1 Y! G, T# y- /* USER CODE BEGIN Init */ L: }8 C( B: G* k8 e' r7 J
- - [% U, W9 s% q l7 i1 P+ \- r; B
- /* USER CODE END Init */
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- /* Configure the system clock */
' V; Z9 J6 ^/ \" \2 i6 y* ]" B - SystemClock_Config();8 z) y1 Q+ I0 o5 a
- / H4 p! M5 A' Y$ q, I8 \3 E% a, a
- /* USER CODE BEGIN SysInit */' ]& c' M" W1 i0 X5 n* P
' r4 t3 R; [5 M3 U0 Q3 G- /* USER CODE END SysInit */
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% X" A" Q7 r) S( j: s- /* Initialize all configured peripherals */8 ~& p2 Q! Y0 K9 S' X
- MX_GPIO_Init();
( n4 D8 ^4 H/ m9 m) B& V5 k9 V' p - MX_DMA_Init();4 O' ~$ T% W. V' o
- MX_TIM3_Init();2 ]) z7 `" t2 y3 j+ ?7 @9 Z
- MX_USART1_UART_Init();
' q0 ?) b6 @( y% |8 A - MX_USART2_UART_Init(); C8 s8 K6 Q0 F9 V& _% X# T9 R
- //MX_IWDG_Init();
" |0 h- i$ P# L9 `5 Z - MX_RTC_Init();
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3,MCU初始化,读写内部FLASH,写自定义配置" e6 I1 A# L3 H+ U7 ?
STM32G031C8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。
1 M4 y5 Z* E: n9 Y) h. S4 g9 t" }这是写自定义配置的入口:0 x* H4 d% v3 ?
4 `$ ~. a1 _$ ~* D- /* USER CODE BEGIN 2 */
5 `4 s; s+ j9 R. ?
! m( J [0 b8 V) e- //---1, MCU CONFIGURE ------------3 u J E; Y4 J! x6 H, q
- thisMCU_init();
复制代码 进去看一下:
* R+ v. P" t3 E( Y7 ~这里是读FLASH的程序:这里是从baseFlashAdd31地址开始,读40个字节. r. i" S( h9 z$ H/ `2 c
baseFlashAdd31=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。
# v( X1 w% O$ G I3 |1 e- //-----------------------------: L3 T7 ^/ }# c/ m
- void dtkReadConfigure(void). H+ [) i0 P. r3 R7 z
- {* X3 X3 B! A: t
- dtkReadFlash(baseFlashAdd31, 40);7 o4 l5 r9 s+ x7 S/ n q
- }
复制代码- //-----------------------------
( p( `& I) p0 R' Q! I8 z - void dtkReadFlash(uint32_t startAdd, uint16_t countToRead)2 e! ?+ N8 L$ n1 ?
- {: ~* q' q/ H f: e1 Z9 _3 U! g
- __IO uint32_t data32 = 0;3 @: g( K6 o9 D3 _: E
- uint8_t i=0;- g' i' M4 n) h
- uint32_t tempAdd=0;& O3 {6 ~9 A3 m C5 G& }
- * }0 n: S r- y8 n$ ^
- tempAdd = startAdd; r& Q8 s5 ~% o# M# z4 Q
- for(i=0; i<countToRead; i=i+4)
b! N$ S" c* M - {% [( J5 v6 i9 U7 ]
3 y4 r, g; F$ t& d- data32 = *(__IO uint32_t *)tempAdd;
; {8 F: N: a4 f% }1 Y4 K2 j - //startAdd= startAdd+4;* m) L% ?" @/ U' m! S- z
- 2 x# S m: c* E: O
- dtkReadedConfig<i> = (data32>>24) & 0x000000FF;
9 i3 O- q* `% ^: w - </i> dtkReadedConfig[i+1] = (data32>>16) & 0x000000FF; A e9 E* v& u' ~" V3 G; h. E1 {
- dtkReadedConfig[i+2] = (data32>>8) & 0x000000FF;& z& y8 O( H/ V% J2 t( |3 d
- dtkReadedConfig[i+3] = data32 & 0x000000FF;* O4 n: [6 t' ]' {7 M
! a3 ~; `& a4 N. d- tempAdd = tempAdd +4;
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- }
复制代码- //-----扇区 32 -------------------------( Z3 O& [* X: V
- #define baseFlashAdd31 0x0800F800
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下面是写FLASH的程序:
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9 ^) A; \0 |. {" Q9 m3 D- void dtkWriteConfigure(void)$ i! A# U( j" [* }* h$ E
- {8 N ^8 S+ w1 \& A
- dtkWriteFlash(baseFlashAdd31, dtkWritedConfig, 40);8 B( J. A/ `/ q# l
- }
复制代码- /* -----------------------------------------------------------------) }8 t7 ~3 H7 _; X) ?
- * startAdd: 必须为某一页的起始地址:baseFlashAdd60 -baseFlashAdd63
- U* m9 n+ o, p8 n4 [& H - * countToWrite必须为8的倍数(即一次写入为Two Word的倍数)$ H. n( B. v& C, q
- *
! O* D& N% k5 U3 J% |& }. B - * ----------------------------------------------------------------*/ I6 Q. c+ L0 _
- void dtkWriteFlash(uint32_t startAdd, uint8_t *writeData, uint16_t countToWrite)
3 X2 G9 F) |, i" D( h, a - {
! ?9 {% _' u$ j4 R' ?% ~9 y- l - uint32_t i=0;! A; n/ o9 U6 ~
- uint64_t tempWriteData;
9 |/ z9 g/ ~# g3 _' N! A7 t2 m- g - uint32_t tempWriteAdd;
1 Y6 E4 a6 T4 V - HAL_StatusTypeDef status;
% u2 U, `) ]5 B: ] j2 o - ( v$ G. E) w; q* G9 A3 k
- uint32_t tempW1=0;
1 I# L' p8 m( u% Z( c. y, }6 y; N - uint32_t tempW2=0;
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' c) P" j! n+ I- HAL_FLASH_Unlock();
$ a4 _7 A/ o- Q& ^/ q8 m% G - //HAL_FLASH_Unlock();
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& [' P0 \: u0 z+ u/ ~4 v- FLASH_EraseInitTypeDef f;
0 ]& R2 v* L# I* g; b- L f - f.TypeErase = FLASH_TYPEERASE_PAGES;# n! ~. m5 d- {. ]+ q# j7 p4 N
- f.Page = 31; //--只读写Page31的内容(即最后一个Page,2K字节
% v& @1 y x* n; q. X8 H - f.NbPages = 1;
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* J5 ]' o2 x; }% \
# {! d, e3 B8 Y5 S- uint32_t PageError = 0; G- @* h8 l1 q) G9 q
4 }/ e" G5 Y! w0 H+ Z4 A- HAL_FLASHEx_Erase(&f, &PageError);6 z, ^6 O8 C! i3 z" _& x4 p# A
- ; T) D2 _% g& e e; y0 e
- for(i=0; i<countToWrite ; i=i+8)/ ^8 l! t; W- k. y( K" ~+ \
- {
o: g2 Y% X# l9 @$ I/ l - tempW1=0;
5 ~. d+ C/ I' P+ Z - tempW2=0;2 P* q- ]8 U& |/ h2 V9 q% d
- tempWriteData=0;
+ s* u Q4 D4 P) @
6 |& w- }) L+ w7 } }. J0 i! r2 k- <span style="font-style: italic;"><span style="font-style: normal;"> tempW1 = writeData;
6 L0 c" _ \+ N' i. } - tempW1 = tempW1<<8;
w$ E8 L6 {% ?* c- i" f" d - tempW1 = tempW1 | writeData[i+1];/ m, Y+ @# h7 q$ K& v) o% M
- ' N: F; `- Z) ~+ a' x9 }
- tempW1 = tempW1<<8;- \, {& ~8 E2 W; }# R5 }
- tempW1 = tempW1 | writeData[i+2];
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3 C: b% K8 X' P Z+ p; j- ^" t9 h9 c+ }- tempW1 = tempW1<<8;
; }& d% l. A, c' {2 J; z* Q; H - tempW1 = tempW1 | writeData[i+3];5 S" C1 z% E* w9 }5 a, R3 V
- 9 e( I t4 w' s& ?$ w
9 \7 C5 X9 F! \/ i) G- tempW2 = writeData[i+4];6 l F e3 A. A& O
- tempW2 = tempW2<<8;3 o- V% t- Q; L6 Z
- tempW2 = tempW2 | writeData[i+5];, t3 x; [- F% u1 _
5 N& J7 E0 Y/ g! G9 X) o; ]9 Z- tempW2 = tempW2<<8;
4 r' [1 V5 R; ^6 b+ l" T - tempW2 = tempW2 | writeData[i+6];
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% A7 q8 I# \" L, y; O. F9 }+ @# x- tempW2 = tempW2<<8;& c% ^1 a+ c1 W; C' O) G+ C/ Y! l
- tempW2 = tempW2 | writeData[i+7];
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- tempWriteData = tempWriteData|tempW2;
: M& y2 G2 W* d - tempWriteData = tempWriteData<<32;/ ]* T+ O7 z4 c* {1 Z
- tempWriteData = tempWriteData | tempW1;0 k- Q9 l/ z, @2 k0 W2 s
- \+ ]6 J2 B" b0 a9 Z; Z
- tempWriteAdd = startAdd + i;
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- //HAL_FLASH_Program(FLASH_TYPEPROGRAM_FAST, tempWriteAdd, tempWriteData);1 X7 |! P @5 G
- HAL_FLASH_Program(FLASH_TYPEPROGRAM_DOUBLEWORD, tempWriteAdd, tempWriteData);
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* V2 P* t, V/ H1 q1 \- // Wait for last operation to be completed2 G7 X2 C# A! A# m( f) a
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);1 K( ~0 p. d% \2 M
- 6 Z& V! q2 Z7 t4 s! Q8 `
- // If the program operation is completed, disable the PG Bit, x/ T2 X9 P2 E& J5 O3 E0 H
- CLEAR_BIT(FLASH->CR, FLASH_CR_PG);
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- // In case of error, stop programation procedure
e9 K, u6 [) m' j - if (status != HAL_OK)8 q0 C& H; r4 Z- M
- {' @9 `! K5 E! I3 l( O6 `
- break;/ J( {5 X. z4 c
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- 1 ~" h1 v; n0 Q: T
- }
3 D8 Y6 }4 S. l3 B+ D, u. n - }</span></span>
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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。1 {; V4 F6 T, k- C2 j5 w0 B; W& Q
其它的字节没有用到。
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- //--------------
) x' U! b0 c7 ~3 ]+ o- W; n( { - void thisMCU_init(void)0 s" f1 S2 T% n3 U2 ^: Y- y
- {
* @4 Y" S' U2 n' A9 A P- W6 N - uint8_t tempXY=0;5 |) |: `" h6 i6 D5 I3 [
- ( n' x _7 l1 ]( s& A
- dtkReadConfigure();8 n, O9 x: x/ h& H* I! H8 J
9 a( j! S/ ^4 c% V- I+ J4 A& \( F% n- switch(is_dtkConfigured(dtkReadedConfig, 40))
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- case 0: //not Configured
1 U) b" h, Q( _! C1 j - dtkWritedConfig[0] = 0xA5; //--是否配置 标志% K/ L3 o, Y6 `' s6 P
- dtkWritedConfig[1] = 0xF0; //--默认的ModBus地址7 T! B: \1 o* ]/ A
- ; Q' P3 z1 e% `
- tempXY = getXY(dtkWritedConfig,40);
' k( T2 N: P, {7 ^ - dtkWritedConfig[39] = tempXY;/ b8 Q) i. o A7 V9 K9 k
- # f) E& j$ r5 n; V3 M0 `0 M, E$ Y# l
- dtkWriteConfigure();
; k, ~9 L7 u( C2 G1 R" J, l( _1 L - break;
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- case 1: //configured, but error
6 S$ |4 ]1 G L/ a- O - dtkWritedConfig[0] = 0xA5; //--是否配置 标志 R! c3 b$ L1 M7 ?6 |
- dtkWritedConfig[1] = 0xF0; //--默认的ModBus地址3 M: ]9 E i1 Y& U$ \( ]
p5 Q6 c( ]4 R, @* X( ? g- tempXY = getXY(dtkWritedConfig,40);! \4 o0 S I4 R4 }# D: M
- dtkWritedConfig[39] = tempXY;
. `8 f9 Q7 _1 `" ]0 e# i$ d% S& Q2 x - ) `5 s: R! o0 [3 `
- dtkWriteConfigure();
+ P' t, M0 t& ]) ^9 k) Q3 @ - break;5 M7 g1 D- d+ @, K$ J3 C, j
- 5 [$ [. O8 ~0 w2 B% V1 J
- case 2: //configured, right* w* Y, T; C% m# A4 l6 Q. z
- dtkModbusAdd = dtkReadedConfig[1];9 o; e; V& v4 ]" n v: M. c; |
- drf1609h_status=0;* `8 w& m! G7 Y: \3 G( K2 F7 N
- //newEventStart(EVENT_1, 2000); //--Wait DRF1609H Started - 2S
V+ X# V' K( i3 M# C - //newEventStart(EVENT_4, 800); //--WatchDog refresh
_( P5 c* \/ k( P% `( N - break;
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/ r( d( W8 f% J& w6 u! F* U- readDataReportModel();) F w4 Q; k- A: ]1 v
- }
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# d! i5 k; Q, \$ W: F2 F6 R7 V4,MCU初始化,读取本项目运行模式
% e! @8 p7 Z1 m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。2 e* J3 ?# r) R1 d
- #define EndDeviceLowPower 1/ ?5 W q; G9 T$ I4 I
- #define EndDeviceWaitModbus 2
+ J/ G. b- k/ k, [ - #define RouterActiveReport 3
7 m2 e( G9 x# U8 e - #define RouterWaitModbus 4
复制代码- //--------------
; M v9 y9 u6 {. O2 w$ i( I N - void readDataReportModel(void)8 N8 R% J' Z& u
- {
. h' |" Z% x9 A! W0 ]. V7 b" j - uint8_t val1=0, val2=0;
/ j* Q! \$ m: }. H" P
; O& p9 V3 L. v) V) t' \, |+ @- val1 = HAL_GPIO_ReadPin(GPIOB, S1_Pin);
* L u3 K; W% R0 N1 A# j( y - val2 = HAL_GPIO_ReadPin(GPIOB, S2_Pin);
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: n; ~/ t0 s# }% j, f. [- //---------1 S4 j) k4 ~/ `6 @
- if( (val1==0) & (val2==0) )" W- d( o% R: I a, E# o5 W# r7 ^
- {
5 V9 M/ c, C$ l, F5 t# c - sysRuningModel = EndDeviceLowPower;! `% c" V6 ^$ ~, ^
- }
: y% y) ]0 k9 y9 m
$ S/ [- s0 k, P) f3 }- //---------
1 H: e- T& B# q - if( (val1==0) & (val2==1) )% G2 b- N* y& G% e, n
- {0 a$ Q8 Y6 W: g
- sysRuningModel = EndDeviceWaitModbus;. d' H* B y0 L; R% J* n
- }; ]1 \: S- V, |$ N& G9 J
- 9 g- ?9 X; k( \) Q
- : T# R- ~# T5 l o7 `
- //---------
0 ^+ x; P% H3 q, P, q- F8 r - if( (val1==1) & (val2==0) )) @, W3 U% c" L; K, F, t A
- {
6 X0 ^+ k' o% e; v7 c* f' P* z! l7 q - sysRuningModel = RouterActiveReport;
9 [5 v# w( w+ [ ]& W+ F) F2 N - }
6 ~$ Q9 w) E/ P4 B
1 N4 Q+ q5 o# k- c: b* W- //---------
/ V$ @! g b/ r$ J) Q% O - if( (val1==1) & (val2==1) )3 z2 ^* l# B& H1 S2 O! R8 k6 C& C+ [
- {+ M: Q+ q* [1 F1 s
- sysRuningModel = RouterWaitModbus;- U( v, ^( q- x8 c* T9 B
- }: {( ]! a2 [# x1 l- {7 N
+ H) F9 R A- w% I* X
7 M; ~9 r& j; s1 E% A4 S! O- //--------------- ----------------
* v( O1 t! f3 i" | - if(val2 ==1), i: u% x7 O/ ], _6 a" y' J `
- {
8 b% p5 ~* O! F& V2 l - dataReportModel = waitModBus;' m# w! ^# q( |
- }# `: \) y. y$ s1 j7 j
- else; G' N! @ Z) b0 k
- {" k* N0 X! D$ r3 s4 V
- dataReportModel = activeReport;, u3 e$ P2 X% c2 t c
- }
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6 `: q& e @9 y& }. {- }
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; K, ?+ P0 Y* s8 p+ ?* d8 z5,LED灯的初始化
: j t* i- ^: p ~1 v; o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。8 V% h! k5 U9 r
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:
7 h. P: Y5 ]) ^# M+ y6 C6 Z2 _% H) m5 r6 t& [& [/ y: k. V% N( c. z1 Z
- /* USER CODE BEGIN 1 */
9 T% r% z, G+ a% q" C - void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
0 |- P7 ~# v u$ \) j - {
7 `2 a( Q+ b' l# y - if (htim->Instance == htim3.Instance) //---Timer3 中断入口 ---------6 p' {! v% D, l* |0 l. Q P
- {# y' N% A! n2 F6 n$ l1 W
- LED1_FLASH();
; W2 q- B! M! B/ }9 | v - LED2_FLASH();# c5 r8 R J( t9 w0 r/ l& U$ ~
- ' X4 s: F1 Q! P# [+ q* x
- newEventCount();
, z; _% ~- }8 u: |/ Z' ] l - O/ t' F8 g: q3 v) F% o2 D
- HAL_UART_ReceivedCount();
$ ]8 z# K9 H v- u/ O
- I4 K* Q. O. x, ?9 N9 X) G- //HAL_I2C_ReceivedCount();
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! a2 e# {( j8 s" E0 z9 \ - }
9 K* ~! ^, I" T1 z - + ]) Y8 P& }# x) \
- /* USER CODE END 1 */
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5 X- q: P1 ^0 t7 V$ V
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。
1 M8 B, B; v# [) N/ a1 K# Q3 k% X, M
- //---------------------------: F: M: W0 p& v( n
- void LED1_FLASH(void)
+ O- Z: ~1 r" {/ G# j- y - {. F& c5 b6 p3 A$ W8 \; U! A
- LED1_FLASH_count++;
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, p7 h1 |! u' C! s- switch (LED1_status)
7 I5 y* A! V- o& D; n. w, i% [ - {
& H) {: I" g2 D" p - case LED_FLASH_quick:
/ K, n2 x. E0 N, r c: @/ J+ {# s - if(LED1_FLASH_count <= LED1_S1)6 ^+ ^/ \3 X3 q+ V/ ?
- {* K2 X' D. {! o: c' q. }
- LED1_ON();
& N& b, `" J! S1 t! @5 n2 k - }7 z. b) b: C" I& ~3 ~! e9 w7 B
- if( (LED1_FLASH_count > LED1_S1) && (LED1_FLASH_count <= LED1_S2) )/ k" ^8 B. R6 c; v; H
- {
( N+ A4 G' B# s: _2 y* O; v1 U - LED1_OFF();
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M( T. q" h) G& h - if ( LED1_FLASH_count > LED1_S2 )
- E+ n9 Y Y* ^ - {+ }: d* T1 @! k p7 @
- LED1_FLASH_count =0;7 O0 c; p, l& S6 z: z3 L* z9 O
- LED1_ON();1 a7 r& F5 Y' q- R' r! w; w* q: m
- }
8 g ^5 J7 |# R' J6 s - break;3 R" E0 W# ^# c* v# f
+ B1 r" B3 l1 f8 c- case LED_FLASH_medium:1 M" F& _( ]5 Y9 H
- if(LED1_FLASH_count <= LED1_S1)
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- LED1_ON();
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- if( (LED1_FLASH_count > LED1_S1) && (LED1_FLASH_count <= LED1_S10) )2 ?. Y1 P4 M' P6 x
- {* d6 R/ w+ W' f% o' }" Q& U
- LED1_OFF();
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1 q- ~ K$ d3 s0 i5 Q" [5 }! r# G, q - if ( LED1_FLASH_count > LED1_S10 ); W8 w' n9 i1 u1 a2 Q
- {+ } S; i5 F% E: r$ L+ ^
- LED1_FLASH_count =0;1 U u! }$ B; m1 E: h
- LED1_ON();
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2 _5 b4 L: b3 I - break;# T: s/ I) X! c- G. O' ^' \
9 ~ d, q+ G5 S: H# b- case LED_FLASH_slow:/ A* L5 H" Z/ W
- if(LED1_FLASH_count <= LED1_S1)# ] l8 Y$ Q6 W1 j3 n' ^
- {
7 g9 ]# E2 i, o- j+ @8 B - LED1_ON();
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- if( (LED1_FLASH_count > LED1_S1) && (LED1_FLASH_count <= LED1_S20) )
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/ H! W0 p" r% Y( d3 V$ @ - LED1_OFF();
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# X" ~: c/ Z- Z% T/ `3 q- ] - if ( LED1_FLASH_count > LED1_S20 )
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- LED1_FLASH_count =0;* l, c+ R2 q& V1 E$ a5 R5 R, W9 _% V
- LED1_ON();
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- break;
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2 M8 D3 }- D3 a5 h6 L; _- case LED_FLASH_on:
' \7 W$ `& C, k. x - LED1_FLASH_count =0;! l3 _, c; @! O5 D& m4 a9 L
- LED1_ON();- C8 W3 `8 p4 u7 _+ M9 H T
- break;) r( D. Z$ ]% ?0 u# J0 W( ]1 e- u. Z
- 0 m- p; v, v6 ]; Q3 D4 `
- case LED_FLASH_off:
- R' e' m" S( ?3 }1 C2 K - LED1_FLASH_count =0;& b% v* S9 O/ W/ [( l; x! I3 E
- LED1_OFF();: ?1 `: e7 D5 R! v* H
- break;$ W) n. Y+ d. `9 G s- b
6 ?1 ?% d7 K. q! P1 |6 W- case LED_FLASH_oneTime:2 {( z# A! J! c
- if(LED1_FLASH_count <= LED1_S1)- B% q0 t" _" u3 O% }
- {' z) e" \ ~1 m
- LED1_ON(); x$ \) J% a* }' C N# S3 a$ A
- }
P2 W6 X5 }6 ^! s& \- m2 t2 a - if(LED1_FLASH_count > LED1_S1)
! s( S6 D* {8 ^( R6 z. c - {
+ C- v; I6 H- T! ?/ l8 L V% c5 H0 q8 ~ - LED1_status = LED_FLASH_off;2 u4 }0 p$ f t" _, g* Z
- LED1_FLASH_count =0;
2 y K, I$ B- a3 m/ l. K - LED1_OFF();: ~# Q8 v3 l3 {3 V+ J, C, v* B% m
- }5 K* d+ f: j! L p! K9 |: ?
- break;
; u+ B/ [' j6 m& Q - }, B3 z( X2 H1 E$ J+ p# q
4 i/ c3 c' S7 H. s- if( LED1_FLASH_count > LED1_S_END)
7 o8 {, F* l- H( y; F - {
/ o! }) V8 O5 }) \. z) G6 V! v' f- @ - LED1_FLASH_count =0;
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- }
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复制代码 7 o2 B! ?7 i# k- Y: m: \, [0 P& F
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