1,修改代码的地方7 M$ u7 c9 J, j) W
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:
) |) U, F) q4 Z/* USER CODE BEGIN 1*/) [6 G& W! M+ K6 V0 T' J
/* USER CODE END 1*/
$ E6 y* n" L, c& b# E- g# y6 F6 @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。4 U0 [- s; q3 `* t
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
7 Y' J/ i% _$ f这里主要包括时钟、IO口、Timer、串口等的初始化
7 y2 x' Q: X4 K' z. b. @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- o8 A' n$ i' J& [+ s0 s
- int main(void)( z- {7 }, ?: V8 l6 L# V4 S
- {% w, Y1 b' z, h1 a* Y7 y
- /* USER CODE BEGIN 1 */% f _: U$ j* x& I& x
( Y0 u' Y/ o: W3 I' B0 w7 J$ ?+ U- /* USER CODE END 1 */
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- /* MCU Configuration--------------------------------------------------------*/ Q' G0 s) g. R
- $ D0 T, n9 Q- ~/ B }
- /* Reset of all peripherals, Initializes the Flash interface and the Systick. */& `3 t( {/ F6 R# M* F
- HAL_Init();
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- /* USER CODE BEGIN Init */
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- /* USER CODE END Init *// q) F* a/ U( Z; x
- 7 c' I+ m/ |, W
- /* Configure the system clock */
# K2 H ~$ f1 M( f - SystemClock_Config();- w H' g i$ ~& v+ B# ~: b
- + D$ O) h1 Z5 F
- /* USER CODE BEGIN SysInit */$ k9 ~ x+ R2 a9 M2 D+ r
8 y9 R. d, Z2 x, f! m3 Q- /* USER CODE END SysInit */$ O2 M# R& X& J
- 4 p# H( F9 |8 {' w, R
- /* Initialize all configured peripherals */* T& P- l ~' F+ D- n4 }: T$ t# Y
- MX_GPIO_Init();
* p- L/ K1 @ k }1 V - MX_DMA_Init();9 w( y4 p+ I1 z+ I' U0 A
- MX_TIM3_Init();
; b1 v4 I' v% G& z, B4 a - MX_USART1_UART_Init();
2 K7 {- z9 r5 o1 ], l, Z: m' S - MX_USART2_UART_Init();! H$ z8 S5 V+ f
- //MX_IWDG_Init();
- ]& O2 f0 j& W4 o- f0 } - MX_RTC_Init();
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' k a7 o# N5 w$ a/ D$ v3,MCU初始化,读写内部FLASH,写自定义配置' ?, j' c6 b8 ^7 U# X9 Q6 n" X5 b; G
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。
7 Q: M P" E. K$ l6 l# C这是写自定义配置的入口:! k) y1 _' m; V- J; I
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- /* USER CODE BEGIN 2 */) \" A8 N! o: @8 g
- - `. l5 @; l) B: a2 `$ X1 p% e7 m
- //---1, MCU CONFIGURE ------------2 W* v, M$ s" j( H
- thisMCU_init();
复制代码 进去看一下:& h0 b2 g6 A3 }, [
这里是读FLASH的程序:这里是从baseFlashAdd31地址开始,读40个字节& k/ I, q: D6 O; [+ I9 K& R: e4 q
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。. o. w" @& F: z4 L% m1 f
- //-----------------------------1 [/ h0 h0 l3 _: y* ~
- void dtkReadConfigure(void)9 {7 L+ G2 @( _, \
- {- p) s1 D4 }$ r
- dtkReadFlash(baseFlashAdd31, 40);8 d& c' U$ r/ r! ]
- }
复制代码- //-----------------------------
& s7 B5 m3 D+ m0 `% y) Z( ~: i- m - void dtkReadFlash(uint32_t startAdd, uint16_t countToRead). m' G4 {& a+ v0 |( x
- {) j6 n! |: j- T# J1 \8 m' g& H
- __IO uint32_t data32 = 0;! c) @3 A7 N6 }3 Y$ f$ k
- uint8_t i=0;
# z( X# e( k. b" s' Y - uint32_t tempAdd=0;
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; I: ]8 H$ t* D! U- tempAdd = startAdd;
6 S; V& }) M" \6 }/ D7 D - for(i=0; i<countToRead; i=i+4)5 {5 g; k* T7 ^& r4 n6 y$ l
- {5 V3 S+ T T7 r E
; ^) y( `: y+ n) V$ {' M# K/ J) ]- data32 = *(__IO uint32_t *)tempAdd;
$ B8 W8 Z* @) p8 l% L% F% j6 o - //startAdd= startAdd+4;
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- dtkReadedConfig<i> = (data32>>24) & 0x000000FF;3 d& v* Z1 T% M, G* M: D
- </i> dtkReadedConfig[i+1] = (data32>>16) & 0x000000FF;
- z$ g2 e4 J9 ~0 L5 h; i - dtkReadedConfig[i+2] = (data32>>8) & 0x000000FF;
+ P2 q& O5 _. z8 Y, t - dtkReadedConfig[i+3] = data32 & 0x000000FF;
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- tempAdd = tempAdd +4;1 u+ U' {6 y0 v$ N" D% ~" G D
- }( I. X. @' ], d9 T' U
- }
复制代码- //-----扇区 32 -------------------------" N8 `2 b) E) f
- #define baseFlashAdd31 0x0800F800
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下面是写FLASH的程序:! ^! o6 a( M/ R% y) z
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- void dtkWriteConfigure(void)
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- dtkWriteFlash(baseFlashAdd31, dtkWritedConfig, 40);, A ~1 F; S2 p7 x% b6 E
- }
复制代码- /* -----------------------------------------------------------------" p* B8 {, I' ]* L1 F3 G9 N
- * startAdd: 必须为某一页的起始地址:baseFlashAdd60 -baseFlashAdd633 p, o- x Y' N+ g
- * countToWrite必须为8的倍数(即一次写入为Two Word的倍数)
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- * ----------------------------------------------------------------*/% {6 g. `) V$ }) ?
- void dtkWriteFlash(uint32_t startAdd, uint8_t *writeData, uint16_t countToWrite): ?5 c- Y) i J% m5 l. R
- {9 t/ {5 r" X# Q7 l0 X
- uint32_t i=0;
& I7 h$ ?2 b6 l, X, f Z - uint64_t tempWriteData;
" i* E7 Z4 ]: a, U& } - uint32_t tempWriteAdd;- c8 W6 [* l& t1 g. Z9 r) P
- HAL_StatusTypeDef status;# b0 ~+ ]# \7 `; f/ q/ y
- ; X( l; X$ f* }% ~. x0 H0 H
- uint32_t tempW1=0;5 x4 C. j9 ]- Q* h6 |3 L, b3 x1 w% A
- uint32_t tempW2=0;, y+ d+ V( n$ |2 S/ w5 p# \/ n
- p/ G/ z, z7 m- E- HAL_FLASH_Unlock();! v3 R; W! p( ~
- //HAL_FLASH_Unlock();- |. M# X' P/ K4 ~/ t" A
- 2 R% @- ?! b( A4 t
- FLASH_EraseInitTypeDef f;( J+ a% P/ l/ a- f% U( A
- f.TypeErase = FLASH_TYPEERASE_PAGES;8 z' l% J5 x6 U$ @/ N
- f.Page = 31; //--只读写Page31的内容(即最后一个Page,2K字节! j) {" [7 w P- _" {7 i
- f.NbPages = 1;
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. B. J0 a6 J% C- uint32_t PageError = 0;
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- HAL_FLASHEx_Erase(&f, &PageError);0 A2 H2 _+ r4 Z& ?/ n( O
- 2 j) l) P9 |9 u+ y2 o# c' H0 D
- for(i=0; i<countToWrite ; i=i+8)' @# \! z r+ i' [
- {+ l# a% k6 u! i: t: J, d2 i
- tempW1=0;
+ ^. a+ `* P3 {7 ?7 G - tempW2=0;# v+ j7 V; |8 g- u" n- j* @
- tempWriteData=0;
* O/ d8 Y% ~ y0 P: j/ b' l - ) j q9 s# ^; c# U
- <span style="font-style: italic;"><span style="font-style: normal;"> tempW1 = writeData;
- h. R0 T5 N7 A- d/ K - tempW1 = tempW1<<8;
' x; [' q7 q7 v% E - tempW1 = tempW1 | writeData[i+1];
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- tempW1 = tempW1<<8;
1 I* j2 d# e! @8 `) o - tempW1 = tempW1 | writeData[i+2];
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6 G4 w0 ~" f# N! s1 h1 k* E4 i- tempW1 = tempW1<<8;8 f9 h+ ~+ n" [# n
- tempW1 = tempW1 | writeData[i+3];
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i4 \% w( h9 n. E% \ s- tempW2 = writeData[i+4];4 J Y, [2 s9 v( n+ ^- P
- tempW2 = tempW2<<8;
5 g% B- @8 E- p! o - tempW2 = tempW2 | writeData[i+5];0 m5 H7 F, ^) a Q" h' ^+ ~9 o. h
7 J& A' J- ?) K; q/ }3 ^- tempW2 = tempW2<<8;/ f0 J" v3 f! l/ u
- tempW2 = tempW2 | writeData[i+6];
% h# ^8 w8 l& j2 g% I& A3 G5 t - 1 s9 Y0 J. Z+ O% V7 P
- tempW2 = tempW2<<8;
$ s: f' [0 C( t6 _5 y - tempW2 = tempW2 | writeData[i+7];, M+ M1 Q9 A; p
- : x9 @/ E/ @1 S
- tempWriteData = tempWriteData|tempW2;
( }$ o) T( ]/ N+ |8 m, o7 p - tempWriteData = tempWriteData<<32;* E* @! W" D) N1 Q0 |, H% b# T% v4 c
- tempWriteData = tempWriteData | tempW1;6 R/ K8 ~5 x" V& }
. B. K& Z4 M# C Q" _. S- tempWriteAdd = startAdd + i;
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/ u* L$ X9 ]9 h2 V. U$ d- //HAL_FLASH_Program(FLASH_TYPEPROGRAM_FAST, tempWriteAdd, tempWriteData);' \; L) R* y9 \/ U5 n
- HAL_FLASH_Program(FLASH_TYPEPROGRAM_DOUBLEWORD, tempWriteAdd, tempWriteData);
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- // Wait for last operation to be completed
0 m( a# d# _& D) l) F- |4 G7 T6 E - status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);& i' P, l) \1 o, `* Z- U; q7 [4 ^5 c
- + U* q6 o5 q2 K- \/ O- a
- // If the program operation is completed, disable the PG Bit. W" A0 |4 V& D1 B
- CLEAR_BIT(FLASH->CR, FLASH_CR_PG);
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- // In case of error, stop programation procedure
& }8 f5 l3 H3 ?/ y9 o0 W, q+ m& w2 F/ U - if (status != HAL_OK)
2 [* K. d# c# z+ W - {
0 ]/ G! G1 _+ I5 b( @ - break;$ @* N' g w! \4 | q- ?8 e
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& ^# f5 v5 u9 O5 p* ~6 M9 ]6 {- }2 \ P/ D# `1 J1 j( T/ X+ H4 {( _
- }</span></span>
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+ y$ g2 C, J' O ^" U7 Z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。
g9 B0 `0 E: U4 ~) S其它的字节没有用到。0 Z! T$ [' R: j7 _- i
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- //--------------+ _1 [3 [% O' s- Z) c
- void thisMCU_init(void)" K- \; T# f+ q% f
- {4 W4 L( y$ v. |4 |0 a
- uint8_t tempXY=0; S; A6 s. D" L6 k0 n
+ F+ d ^. l/ ?% L* X; F# l- dtkReadConfigure();1 o& w7 g0 x- V P( G: h5 x$ ]
" F3 |! `. `# ^3 c4 `# G+ Q- P$ }- switch(is_dtkConfigured(dtkReadedConfig, 40))
* f- v1 n/ g2 i- w6 t - {' F2 y( U/ b7 _# e$ l
- case 0: //not Configured3 E7 X* ^ [. i- \+ M
- dtkWritedConfig[0] = 0xA5; //--是否配置 标志
5 E) G7 @" ~7 g2 r% q, K - dtkWritedConfig[1] = 0xF0; //--默认的ModBus地址6 ?( G @8 b: Z5 H [" @% I, S" ?- n
2 L9 I! G. O/ S/ X- tempXY = getXY(dtkWritedConfig,40);
6 R% B. u- u3 t, y& i3 P D - dtkWritedConfig[39] = tempXY;
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- dtkWriteConfigure();
: z* t. w y. F% y5 u - break;1 y& K% [7 u' f, u1 E2 f* G
- - t2 ^ ^3 _+ {/ l0 J/ z# d2 s
- case 1: //configured, but error( G0 D. V- G5 r" m$ u
- dtkWritedConfig[0] = 0xA5; //--是否配置 标志# F% U1 W! x' S( `
- dtkWritedConfig[1] = 0xF0; //--默认的ModBus地址
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- tempXY = getXY(dtkWritedConfig,40); E. @1 A9 @0 l. l S3 `
- dtkWritedConfig[39] = tempXY;
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5 e- ^) g2 f3 S. k! Z- dtkWriteConfigure();; [5 q/ b3 h$ f/ z
- break;$ H0 o) V; [* s* w- W
- + |6 l* V+ [' C; F% M# S8 ]
- case 2: //configured, right w- I1 H& N+ o- b# S
- dtkModbusAdd = dtkReadedConfig[1];
0 H. i, h( u# Q) ^8 j - drf1609h_status=0;3 T0 B+ J3 H* Q ]5 K9 [! G) B
- //newEventStart(EVENT_1, 2000); //--Wait DRF1609H Started - 2S x( N4 A4 c. b5 D) \: ^- n9 }
- //newEventStart(EVENT_4, 800); //--WatchDog refresh
& D1 I! r/ Z8 F( K - break;
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- L# e2 ?0 E" r" b9 R/ n1 w; W- readDataReportModel();
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7 D/ @+ M. C5 I t" W9 K* q4,MCU初始化,读取本项目运行模式" x" ?/ L1 Z' r4 z6 A
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。
6 E) D! ` G# H9 f3 ^2 N( c- #define EndDeviceLowPower 1$ F5 e' X3 j3 A: P( s4 V6 n
- #define EndDeviceWaitModbus 2
& s6 |, V! c' ?2 ~! i9 w: c - #define RouterActiveReport 3
3 B- \1 P' F" B5 n" G - #define RouterWaitModbus 4
复制代码- //--------------* @, p1 V; ^3 X6 ]" y3 Q
- void readDataReportModel(void)
% R: h0 @2 l u& P - {
- I: t0 {' K$ o7 F Y# X4 c) Z9 v - uint8_t val1=0, val2=0;: r5 D$ J" i9 P/ B2 u
, T$ s! T; b9 H4 ]$ Y- val1 = HAL_GPIO_ReadPin(GPIOB, S1_Pin);2 P- c& V0 b1 {2 e2 T4 _/ s3 j
- val2 = HAL_GPIO_ReadPin(GPIOB, S2_Pin);
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- //---------
4 E2 C5 \" T7 e( K Q0 w# L - if( (val1==0) & (val2==0) )6 t0 Q' a$ |8 |0 q
- {
f' O+ j; g9 c( O% u - sysRuningModel = EndDeviceLowPower;
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w" V/ j6 t6 K# B% m# l- //---------
- C5 g! B( o4 {7 V - if( (val1==0) & (val2==1) )( P8 p3 F5 G! z S) p6 A
- { M% M$ O: W2 ~4 [5 C
- sysRuningModel = EndDeviceWaitModbus;
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- 5 \, j7 x' d( ]" |4 i6 b0 o
- //---------& g: D* v- Z1 w
- if( (val1==1) & (val2==0) )2 q! |5 h# F1 m, `
- {& M. c8 P: g3 u0 b( R1 c1 T
- sysRuningModel = RouterActiveReport;* V7 c) l" {" h5 u2 z& o8 P: y5 O
- }* o% p$ l* } {% y; K) Q) f4 T
- ! ^- L) O5 B0 S8 `6 g# q) M
- //---------
# B/ n8 B9 Z; d; K$ F7 F - if( (val1==1) & (val2==1) )
. {9 S; j7 E/ N; B+ n. h" I - {
0 d8 w1 b l; D8 n$ o3 }! t - sysRuningModel = RouterWaitModbus;/ g2 k$ T8 W$ L5 \. i8 Y
- }
( ^5 \- A1 J' A
\/ a# G# S( o9 ]& E- $ q8 X* T4 u6 v: f4 n, R x
- //--------------- ----------------
5 M4 ~- Y! j5 M' W3 `( l) o - if(val2 ==1)
8 p' l% u3 ?; ?* U O - {
+ d6 o- E2 r1 E/ _, m+ X - dataReportModel = waitModBus;$ E6 E9 G. V; q! m
- }! B. ~# P, T5 w' N
- else
: i/ V% J) K" k) h5 G - {
3 {( ?9 X- G) w- u/ h, | - dataReportModel = activeReport;0 } ^) ]. f! m% d8 I
- }* C/ m; K& z! E1 F" O
- 3 D' ?# M9 i" R$ v" R1 M. F/ p9 X4 ?( m
- }
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5,LED灯的初始化
- i) I" s9 Y# c/ a" z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。
" P* e+ v4 O; O3 kLED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:2 W4 A3 [: h" g; v; M* I) J* Y2 P
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- /* USER CODE BEGIN 1 */' ^" P8 G" y' E8 @3 X6 \' D; [
- void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
: ~. ^' c( Z& t3 t$ I% ~: q - {
1 x/ Z. T) F& X8 H& x5 p - if (htim->Instance == htim3.Instance) //---Timer3 中断入口 ---------$ e$ A! E5 S4 N% v: k" C, n7 U. H
- {8 y. w$ l# F x. m+ K
- LED1_FLASH();
$ c V, p5 `4 i0 {4 ^ - LED2_FLASH();
% I8 m- B$ K4 y, z - 7 |( A' A4 `0 ~2 M; V
- newEventCount();8 D2 ^4 V: J u( G; D& [/ `) U
- 2 J6 ^1 x" _8 F7 p0 S% n
- HAL_UART_ReceivedCount();0 n. l1 \& r! s) j7 @5 n
* \, ~# r. Y) [/ ~( r% W. u- //HAL_I2C_ReceivedCount();0 E1 E% z2 G) O
- }7 s9 d1 \% }0 C$ B. Y+ v3 @# ~
- }
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- /* USER CODE END 1 */
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- h, G$ P3 @- }, J$ I- ]7 v
; _' v- i/ c% t( O& q4 W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。- q1 _! |; |' s% s. U, u
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- //---------------------------# s( H1 i( i% ?4 P3 O; n& |
- void LED1_FLASH(void)- z; }* u3 M6 k7 B. O
- {8 _6 r# ]5 V! C0 t: W. n
- LED1_FLASH_count++;
7 U0 ~% w, n% ^) _; X: `) | - . V1 m; ]% G3 x& f3 A5 c
- switch (LED1_status)% R; C, n5 |4 u& v# D
- {
" P; K; k2 H1 H E4 {2 i - case LED_FLASH_quick:
G- X; M* [! f4 W - if(LED1_FLASH_count <= LED1_S1)
2 E: o) |7 l, B$ Z1 G. v! `: ?3 ~ - {% [- `) u; e: y ^% x$ o" T
- LED1_ON();
3 L- c$ {, R) } a" N U) T - }, ?- x0 o7 e- D
- if( (LED1_FLASH_count > LED1_S1) && (LED1_FLASH_count <= LED1_S2) )8 T/ I' e! ]! Z
- {
" X; W/ K2 |( d& F! d6 }! i: j - LED1_OFF();
. Y8 }) C c( \; W( ?% `: p. f9 u1 a - }- y( r. I# q8 K8 D! |& W" ^# K) s( ?
- if ( LED1_FLASH_count > LED1_S2 )' @- Y) l3 S! F( O/ [$ @; u x
- {% H# ~7 K6 j4 ~' {" [+ L- \! J
- LED1_FLASH_count =0;# j7 R5 d j1 o- @2 _% S8 v$ `
- LED1_ON();: ~* _& I' Q, ~
- }/ M5 ^" e% t* y$ g e2 b- V
- break;
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& M% y4 L) K% e* r) X- T, N- case LED_FLASH_medium:, M; U( P9 l- Z [2 E$ p2 I
- if(LED1_FLASH_count <= LED1_S1)0 N; R) i V u8 d& c) K
- {2 `; s3 `6 O$ Z0 t4 i
- LED1_ON();+ b& O+ K. v. D/ A' U3 l
- }- x+ Q8 b( b( _+ S$ Z0 T
- if( (LED1_FLASH_count > LED1_S1) && (LED1_FLASH_count <= LED1_S10) )6 F8 M" @' m* W7 m* A' ^
- {
7 }. Z( f2 i* r% s8 p% w7 q - LED1_OFF();2 _4 O: F. u9 t; X0 T
- }0 \. n8 p/ F$ h! F. u- |
- if ( LED1_FLASH_count > LED1_S10 )
% t9 _0 y0 H* K - { o/ }5 K2 U1 D5 Y2 E8 J( t. C' y
- LED1_FLASH_count =0;. U3 v9 Y; N/ m, {
- LED1_ON();2 a7 T$ j0 y% [5 E& D$ O+ m% u+ J" w
- }
6 x( ?) t Q, c0 P0 g4 T7 b- w - break;2 \- s/ ~! B. x% b. N3 J' v
. ]6 B( [( e2 k7 `0 C; Z! Y- case LED_FLASH_slow:
2 [8 A& O$ {! m0 C - if(LED1_FLASH_count <= LED1_S1)
9 |( t0 l/ Q4 z/ D* p* e - {
1 `6 T* X* s X7 u1 X, [% C( @4 k - LED1_ON();) O3 I+ L& u# e/ ]! {
- }
2 P+ u" ?4 |0 K* d! b - if( (LED1_FLASH_count > LED1_S1) && (LED1_FLASH_count <= LED1_S20) ), @( ^) V: Z$ c3 G; \8 X4 Z
- {
0 J6 }; f0 U# `( ~- p# c - LED1_OFF();4 h: ]3 B3 ^& y1 Z, E$ V( O. ]
- }
& f6 }& m3 g8 u( d - if ( LED1_FLASH_count > LED1_S20 )7 X* n. N; i E7 U$ U+ S$ e
- {
& ~ D# E, d: q2 _# n4 B5 R - LED1_FLASH_count =0;) U: y4 O+ W2 O1 K& ~. M6 O
- LED1_ON();. J9 c5 P% O% C
- }
0 v8 K! P5 [0 ?7 r$ {% j6 I* D - break;
* u" G1 G; M' h& F* p4 F
% Q8 H9 ?: t* ^) Z( s1 l- case LED_FLASH_on:
7 @/ B: N5 c) g, `- E( r) m - LED1_FLASH_count =0;3 U/ _# n8 l% a
- LED1_ON();
/ R1 F+ P" u1 L3 |( {( g i8 L - break;
7 a2 K7 Z2 d& W" Y' i - $ H' c2 h$ t0 ]0 I
- case LED_FLASH_off:
, C" K, r# Q8 E9 p, Z+ m) | - LED1_FLASH_count =0;
9 u1 K% `* ?+ B8 q% ]6 Z ^ - LED1_OFF();$ ~' `8 I& S, i6 y
- break;
: \2 R0 C+ e! A+ ~
) h4 f( k$ m6 z+ U: x5 V- case LED_FLASH_oneTime:8 g! y& [# H& O0 k3 y( ?* T
- if(LED1_FLASH_count <= LED1_S1)
) ^) N: d4 I% j( {/ Q - {
8 _6 m' r' w# i/ Z- c - LED1_ON(); O! k! d' B; {& w2 e# h
- }7 K$ X* b* r. ^4 Y0 @! j& \! ~; i
- if(LED1_FLASH_count > LED1_S1)
: K1 H4 J K0 a, H3 ~0 N - {7 ?4 j6 ~ }+ m" x) g
- LED1_status = LED_FLASH_off;7 j$ Y- O" C4 o, C
- LED1_FLASH_count =0;, p% d8 a5 B$ z/ d4 t' `1 W
- LED1_OFF();
% G+ t9 x/ O X# u% j! I - }: X, _4 P* v) u2 H9 a* X. A+ W
- break;$ y: D1 D+ B. p. \7 z
- }
/ V. J c' O6 ]
0 F7 J" W7 M& S: s8 e- if( LED1_FLASH_count > LED1_S_END)
. \& l( O, @7 B: B5 M. H: Y% K8 d - {1 V: x+ i' L$ V& o, |* o- Y
- LED1_FLASH_count =0;
7 g9 ~8 o9 Y+ C1 t- O- U8 A/ x$ m - }- k$ C/ X& }) ?, N- v/ s9 X( E
- }/ d" \3 v. g* Y; \, n( Y0 C
复制代码 9 v# }2 `* Q2 U* l
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