一、几个重要的IO口操作函数( \* Q# M! q$ \ c$ `1 W& m7 T" F+ [
- HAL_GPIO_Init(GPIO_TypeDef *GPIOx, GPIO_InitTypeDef *GPIO_Init); // GPIO初始化5 t8 f1 j3 @; j+ X( k8 x
: k$ ]$ ?: h& `7 f) M- HAL_GPIO_WritePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState); // 输出高低电平
* b5 x0 r. i9 _2 T - 6 y0 ~& {# r& ~/ \5 w: j( o
- GPIO_PinState HAL_GPIO_ReadPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin); // 读IO口电平
% Q% n& s& ^1 |8 i% }
+ p5 F* ` |4 ?/ w6 t" B& T" u- void HAL_GPIO_TogglePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin); // 电平取反
复制代码 % @% F4 ]" }# B
二、几个重要的结构
Q3 J& c& }4 @2 T. y) K7 {" J- // GPIO口 GPIOA,GPIOB,GPIOC,GPIOD,GPIOE,GPIOF,GPIOG,GPIOH,GPIOI' S( @1 _. B$ ~& o) b
- typedef struct7 w( l% J8 l3 {' W% ]8 S+ I5 V9 X. B, U; ]. |
- {$ j% J: ?6 m% `" H
- __IO uint32_t MODER; /*!< GPIO port mode register, Address offset: 0x00 */ ]4 ^# u- m; {; E" n
- __IO uint32_t OTYPER; /*!< GPIO port output type register, Address offset: 0x04 */
, v7 |# B) c5 ^$ n - __IO uint32_t OSPEEDR; /*!< GPIO port output speed register, Address offset: 0x08 */
6 c ? I! y( |$ N" p - __IO uint32_t PUPDR; /*!< GPIO port pull-up/pull-down register, Address offset: 0x0C */. q% [$ }/ p% ^
- __IO uint32_t IDR; /*!< GPIO port input data register, Address offset: 0x10 */
# |* s7 b2 z# O2 [4 z - __IO uint32_t ODR; /*!< GPIO port output data register, Address offset: 0x14 */3 f$ u8 Y& l3 }- l! K
- __IO uint32_t BSRR; /*!< GPIO port bit set/reset register, Address offset: 0x18 */
O, S7 J8 ]3 [! c+ ^ - __IO uint32_t LCKR; /*!< GPIO port configuration lock register, Address offset: 0x1C */
* @: X8 [0 p! `" `" w( k - __IO uint32_t AFR[2]; /*!< GPIO alternate function registers, Address offset: 0x20-0x24 */
7 F" k! X1 i, U9 p - } GPIO_TypeDef;
复制代码- // GPIO引脚,模式,上下拉,速度,复用等
0 N+ {: G& c; R6 m! `' {, Z - typedef struct
* Z. w' l" `6 x3 p - {
4 K* Q' H" N+ p0 f - uint32_t Pin; /*!< Specifies the GPIO pins to be configured.# N0 m }, k' M
- This parameter can be any value of @ref GPIO_pins_define */
$ ~) r+ u3 h+ l+ f q3 e
2 o( F8 d" F( Z. g k# N- uint32_t Mode; /*!< Specifies the operating mode for the selected pins.
: F* t( ?3 d2 t, A/ O - This parameter can be a value of @ref GPIO_mode_define */
8 d ?- o5 u. b - , L- z( Z2 f& U2 e, E1 X+ p
- uint32_t Pull; /*!< Specifies the Pull-up or Pull-Down activation for the selected pins.7 G) C4 |' {; x6 e# F
- This parameter can be a value of @ref GPIO_pull_define */. ?9 B( y/ c; e3 k6 ]7 N3 H
5 V/ V2 ?* m* [+ _: d5 ^3 m& U- uint32_t Speed; /*!< Specifies the speed for the selected pins.
6 }7 J/ L% I$ B* d3 T+ l - This parameter can be a value of @ref GPIO_speed_define */
6 l7 j8 c8 M" A2 j# m: b- \- N
- a. s2 W9 N5 r" R, U" U7 w4 m- uint32_t Alternate; /*!< Peripheral to be connected to the selected pins. 6 `, ]$ j8 {0 W- J0 g$ k# ~0 R
- This parameter can be a value of @ref GPIO_Alternate_function_selection */
: B- A4 }" \. j1 N$ J( W - }GPIO_InitTypeDef;
复制代码- // GPIO引脚) R( C8 W+ Y# }! Q4 ?
- #define GPIO_PIN_0 ((uint16_t)0x0001U) /* Pin 0 selected */
% A v7 z# E5 N - #define GPIO_PIN_1 ((uint16_t)0x0002U) /* Pin 1 selected */
2 l5 N! j0 U* ]% ^& u. ? - #define GPIO_PIN_2 ((uint16_t)0x0004U) /* Pin 2 selected */6 @" R* o- o" O# \( i! C* Z9 f
- #define GPIO_PIN_3 ((uint16_t)0x0008U) /* Pin 3 selected */8 i3 O, a" _) K3 N
- #define GPIO_PIN_4 ((uint16_t)0x0010U) /* Pin 4 selected */% l5 T5 O! e$ ?5 M
- #define GPIO_PIN_5 ((uint16_t)0x0020U) /* Pin 5 selected */( x* A* {' n+ B) A7 y+ u2 W& Z
- #define GPIO_PIN_6 ((uint16_t)0x0040U) /* Pin 6 selected */
- V% p8 r' w3 H8 k - #define GPIO_PIN_7 ((uint16_t)0x0080U) /* Pin 7 selected */
|1 B, [7 p) k' j - #define GPIO_PIN_8 ((uint16_t)0x0100U) /* Pin 8 selected */; v; q' n- d0 w. _- ^
- #define GPIO_PIN_9 ((uint16_t)0x0200U) /* Pin 9 selected */' t0 p# A# ~6 ?
- #define GPIO_PIN_10 ((uint16_t)0x0400U) /* Pin 10 selected */
+ L- s" v* Y. L) X% {7 t - #define GPIO_PIN_11 ((uint16_t)0x0800U) /* Pin 11 selected */' Z) S* A& K4 k" [
- #define GPIO_PIN_12 ((uint16_t)0x1000U) /* Pin 12 selected */
( ?/ v/ x( E" N3 T4 @- X - #define GPIO_PIN_13 ((uint16_t)0x2000U) /* Pin 13 selected */: L1 D2 P; G+ V. s* P2 d% q
- #define GPIO_PIN_14 ((uint16_t)0x4000U) /* Pin 14 selected */
6 M9 o# j+ {+ z4 f* J' a. u - #define GPIO_PIN_15 ((uint16_t)0x8000U) /* Pin 15 selected */
复制代码- // GPIO模式 输入 推挽输出 开漏输出 推挽复用 开漏复用
: k A& Z" v. X - #define GPIO_MODE_INPUT ((uint32_t)0x00000000U) /*!< Input Floating Mode */. h' W2 [) C" r
- #define GPIO_MODE_OUTPUT_PP ((uint32_t)0x00000001U) /*!< Output Push Pull Mode *// o- y/ u' x3 A5 z& g5 @
- #define GPIO_MODE_OUTPUT_OD ((uint32_t)0x00000011U) /*!< Output Open Drain Mode */
# z5 B$ R9 A7 M( b8 z - #define GPIO_MODE_AF_PP ((uint32_t)0x00000002U) /*!< Alternate Function Push Pull Mode */
% Y A2 ~0 E; Q) |% _; [ - #define GPIO_MODE_AF_OD ((uint32_t)0x00000012U) /*!< Alternate Function Open Drain Mode */
复制代码- // GPIO速度 低速 中速 高速 极速( V3 Z5 h- v( P& A! y
- #define GPIO_SPEED_FREQ_LOW ((uint32_t)0x00000000U) /*!< Low speed */8 o) O8 j& {5 O$ G
- #define GPIO_SPEED_FREQ_MEDIUM ((uint32_t)0x00000001U) /*!< Medium speed */2 E- ?+ Q4 E3 _, _' y
- #define GPIO_SPEED_FREQ_HIGH ((uint32_t)0x00000002U) /*!< Fast speed */
, P) H% y: M# B6 U# \% g - #define GPIO_SPEED_FREQ_VERY_HIGH ((uint32_t)0x00000003U) /*!< High speed */
复制代码- // GPIO上下拉 无上下拉 上拉 下拉
% x' d4 G2 s) y- q) S - #define GPIO_NOPULL ((uint32_t)0x00000000U) /*!< No Pull-up or Pull-down activation *// ~' a( y/ \3 W* K' e
- #define GPIO_PULLUP ((uint32_t)0x00000001U) /*!< Pull-up activation */5 I% J; k8 g& v. _
- #define GPIO_PULLDOWN ((uint32_t)0x00000002U) /*!< Pull-down activation */
复制代码- // GPIO引脚高低电平
& Y; q& A( B# V+ i1 t8 X0 ~ - typedef enum) P: K1 @) T- u( _
- {# B. U" s% ^# ]! v
- GPIO_PIN_RESET = 0,
8 E+ F4 {* G# x0 a- g- Y8 @ - GPIO_PIN_SET; C) V; x/ k: h0 c, q' o
- }GPIO_PinState;
复制代码
. o( F$ i7 j4 i3 W6 }: v三、封装两个GPIO初始化函数(普通GPIO,复用GPIO)
' c6 W* P& w* b; a( S5 x- // 这里只贴出代码片段,封装两个接口,一个普通GPIO初始化,一个带复用功能。
f7 o4 B2 A# N6 Q - #define GPIO_CLK_ENABLE() do{ \
4 }( `! R4 d( Y" h& _- W' O - __HAL_RCC_GPIOA_CLK_ENABLE(); \
9 o+ G5 q1 e. t8 n& ]5 M9 V) ? - __HAL_RCC_GPIOB_CLK_ENABLE(); \& k, q/ ~8 i, C8 i
- __HAL_RCC_GPIOC_CLK_ENABLE(); \- T/ Z! |$ d# e
- __HAL_RCC_GPIOD_CLK_ENABLE(); \2 i0 y% \) N( S, `# ~% \# A
- __HAL_RCC_GPIOE_CLK_ENABLE(); \
3 a! n! Z) s- \. m3 G* \! N - __HAL_RCC_GPIOF_CLK_ENABLE(); \
* I' u' ?. a1 K1 o- w# f* V - __HAL_RCC_GPIOG_CLK_ENABLE(); \
& f& ~0 ^* h8 E; f - __HAL_RCC_GPIOH_CLK_ENABLE(); \
" y% U# U' z, p0 I' I$ Q, }8 L$ ~ - __HAL_RCC_GPIOI_CLK_ENABLE(); \: l: J' J- r8 B2 t1 w0 m
- } while(0);
* S( t- A+ A9 U% H% T$ r& G6 Z. x3 K - 0 m, l/ z5 u. d8 _. l4 e' Q# D
- void GPIOConfig(GPIO_TypeDef *gpio, uint32_t pin, uint32_t mode, uint32_t pull)
: w6 q- ?% y3 \7 U8 Z - {
! u7 p% W1 e. D2 X7 I6 ] - GPIO_InitTypeDef GPIO_InitStructure;
, @6 P$ H5 N7 t( W - , V7 K) c4 ^+ a/ f2 z7 G2 x0 B
- GPIO_CLK_ENABLE();
8 V2 J# K" D" n2 m) T9 W
, ]% v# j9 q7 k/ ~. O {- GPIO_InitStructure.Pin = pin;+ k$ N. A8 E. T2 X. ~, W5 ^
- GPIO_InitStructure.Mode = mode;
$ _: { M4 a' ] - GPIO_InitStructure.Pull = pull;
$ [) s$ | l1 b. O# J& Y - GPIO_InitStructure.Speed = GPIO_SPEED_HIGH;4 Y" N3 q: H7 }, W
- - Y; j0 h6 x2 J. N/ \ g
- HAL_GPIO_Init(gpio, &GPIO_InitStructure);$ f4 d$ V6 b5 b" S1 M' {
- }# R- H1 r2 ~& Y+ p" u7 k
% \0 t' a- v9 I/ v! Q6 `( t- void GPIOConfigExt(GPIO_TypeDef *gpio, uint32_t pin, uint32_t mode, uint32_t pull, uint32_t alternate)
) H" S# w+ {) g( j5 E - {7 T( m# c1 {' E4 }7 U' z- d( s- r
- GPIO_InitTypeDef GPIO_InitStructure;! K; d% J" c3 a+ A `/ u
8 M6 h6 B \' }; u- GPIO_CLK_ENABLE();9 G4 }0 o" `/ j( w! ~, Z9 C# Q, ?, h
- , o q/ y b" S8 m/ v6 x5 X
- GPIO_InitStructure.Pin = pin;
1 W; j3 ^/ @$ k; K, P - GPIO_InitStructure.Mode = mode;
6 j' w9 m- C/ R9 v ^0 x/ c - GPIO_InitStructure.Pull = pull;3 X$ I. l$ c8 R: G
- GPIO_InitStructure.Speed = GPIO_SPEED_HIGH;4 {" f7 \- H0 h+ T. n+ n- C9 I1 l4 W
- GPIO_InitStructure.Alternate = alternate;) f" x- a" `2 v( f$ l3 Z) \
- / Q- @9 I7 P. K B
- HAL_GPIO_Init(gpio, &GPIO_InitStructure);
% O6 D( {1 d9 ]; `- G, g: m6 o( Y - }
复制代码 ; m8 n+ P: |$ ~ D! w9 y2 j7 ^2 ]
, |1 P- z f. e. _4 }+ j$ { K四、输出接口设计/ U% e0 k% [& q2 J6 G
为了灵活使用,我们将输出的有效电平设置成可配置。
+ D" v, k5 J- |& L9 n" @% L" w; ~7 C/ H
- // 配置的有效电平 初始 低电平有效 高电平有效8 T# v Z: ~( _9 w1 ?& e8 L
- typedef enum
; V: _- ^+ o* v, d - {- ^0 v7 w# s6 H
- OUTPUT_INIT_IS_ACTIVE = 0,
t+ L; l0 D8 U. R, ~5 a1 r - OUTPUT_LOW_IS_ACTIVE = 1,' q. W. D# }" i# \8 k# l+ i
- OUTPUT_HIGH_IS_ACTIVE = 2," N4 ]' B# M, d# U; W; E% M7 U
- } output_active_t;8 ^8 ^& {$ x s" C; N8 r
- ! d( a/ T9 H7 z3 v) c1 Q' ~. A) I
- #define OUTX_CONFIG(gpio, pin) GPIOConfig(gpio, pin, GPIO_MODE_OUTPUT_PP, GPIO_NOPULL), v7 l( q' X% L$ U3 A- Y9 X/ p! s
- #define OUTX_READ(gpio, pin) HAL_GPIO_ReadPin(gpio, pin). o$ F+ V+ \8 v& D
- #define OUTX_ACTIVE(gpio, pin, tag) do{ \
2 F6 z4 a1 F4 t8 ? - if(OUTPUT_LOW_IS_ACTIVE == tag) \
9 h1 Q' a7 }; y - { \
3 Y4 D( |2 `+ h% X& g - HAL_GPIO_WritePin(gpio, pin, GPIO_PIN_RESET); \
+ w. \% b: ?3 v; w7 g - } \( S" q" P4 P' C* C7 Y. l
- else \
6 ?( ~5 s- x5 y' K6 K5 a - { \
; L3 ?* L1 ~( S0 i - HAL_GPIO_WritePin(gpio, pin, GPIO_PIN_SET); \% F0 D- v4 m1 `: Y1 A9 s" w
- } \. l* z4 q( Q, e
- } while(0);- d- p+ S4 P+ F
- #define OUTX_NEGATIVE(gpio, pin, tag) do{ \
3 M* c+ F h M l - if(OUTPUT_LOW_IS_ACTIVE == tag) \6 i0 r3 V0 j/ j) b5 n* ^
- { \
! t/ H4 C. ~9 I- W- m" P! Q - HAL_GPIO_WritePin(gpio, pin, GPIO_PIN_SET); \" C! d8 p9 B0 k5 H- F7 K' S" `
- } \
( B: {8 W; _1 q" c - else \0 W0 Y! D: y- X2 N: Y
- { \$ v* l9 t( e+ `& d. k6 n; U
- HAL_GPIO_WritePin(gpio, pin, GPIO_PIN_RESET); \
4 s; N+ \+ m( G3 B- M; o3 [ - } \
a/ O$ b0 [: {0 b2 K9 o8 ^2 w - } while(0);3 e/ U8 C8 ~8 s& b: @- a
- ( U" [+ K6 G+ |# O; l: q# r
- #define OUT1_PORT GPIOA
! J5 A5 |& W8 W4 j" m/ s/ i - #define OUT1_PIN GPIO_PIN_0
% Z4 m$ ?, o& _5 E( { - 4 t0 q* o: N6 \& _
- #define OUT2_PORT GPIOA/ q* ~# ~; E. T# R( K, J" |
- #define OUT2_PIN GPIO_PIN_1
% N" K( X7 \1 ^2 J! z8 D
. N d( z. S( t" X- #define OUT3_PORT GPIOA
% g* F- |# {2 z0 O2 X8 n3 s - #define OUT3_PIN GPIO_PIN_2
复制代码- // demo代码 只传递思想 ! J0 l1 @' y+ N+ B
- // 封装出对外的四个接口 初始化 输出有效 输出无效 输出取反 2 V2 W9 F- U0 D3 `% u# v5 C2 q1 Z
- // 以列表的形式封装 方便增加和删除. z: u3 X* m; @2 ~! o8 j
- 6 @3 f& f9 A8 e
- static void output_config(GPIO_TypeDef *gpio, uint16_t pin)
+ C6 `0 ~0 U" z1 O' m* h - {" H# i& {8 w3 `9 q3 c- a0 M
- OUTX_CONFIG(gpio, pin);1 S1 n! p6 ]: k0 h
- }- Y8 X8 A+ Q x4 i
- , f1 y6 f: G7 a% X# s" w
- static uint8_t output_is_enable(uint8_t index)
2 B- J- ?' F, x - {
7 n$ j7 R! `, { - // 输出通道可用 这里也可以变成可配置 可以配置本IO口有效和无效
/ {9 H2 v0 G5 R1 ^$ _5 ?6 v - return 1;
) w- v. j) j* U. o. n" Q - }' K; G. K6 |3 O: Q3 D/ |6 C
2 {1 b( \ f+ P( m* R- static void output_active(GPIO_TypeDef *gpio, uint16_t pin, uint8_t tag)
5 l) \/ y7 G5 S' w9 ?8 Y# r; u" q - {5 n6 S8 y0 W, ~ p f
- OUTX_ACTIVE(gpio, pin, tag);
, d( y6 [- f0 C6 |! y - }1 \( `, J0 d, V; I9 M) W, z8 C
, d6 T; q4 _# P! ^! N0 W, l- static void output_negative(GPIO_TypeDef *gpio, uint16_t pin, uint8_t tag)+ L" u$ n0 p& |" F$ D- r
- {) n7 h' Q/ P# v0 ?& c1 b
- OUTX_NEGATIVE(gpio, pin, tag);2 d1 K6 _9 M& `/ ]# l
- }
' U% E+ b U- E4 g - ( A% [- G3 H2 R H' i
- static void output_toggle(GPIO_TypeDef *gpio, uint16_t pin, uint8_t tag)
2 J9 j5 I) ?. W- K! ~0 W - {
/ O4 N: P1 D. l& b- C% }* C# V0 D - // 这里可以不用这么麻烦,使用HAL_GPIO_TogglePin% D+ x6 l! V$ P1 q3 \) [
- if(OUTX_READ(gpio, pin) == 0) o# W! |4 x: @& ]
- {# ^9 c( {. L+ L
- OUTX_ACTIVE(gpio, pin, tag);5 _ \2 T- a2 |0 Q, h N
- }8 I+ u/ p& X- B3 O4 A0 c* s
- else
, \% T5 J+ M( C. I$ d9 Q. ~0 y - {
. \5 a, O) b4 f' s- H* n6 W - OUTX_NEGATIVE(gpio, pin, tag);
9 Z1 _% ?% i8 C9 z/ j) M - }
' e+ u( c) a' j8 K$ z - }& @4 d2 A9 _+ A1 H. J1 I2 v3 T
- 7 ] @& G6 @: Z; F
- typedef struct
0 c0 f; T) n" [/ d) P3 ?8 d - {) Q& q1 i: U8 X3 e
- GPIO_TypeDef *gpio;: l- }8 h2 }6 ]7 B$ O
- uint16_t pin;- G- r! C% M D" R$ v0 M
- void (* output_config_cb)(GPIO_TypeDef *gpio, uint16_t pin);
" x% H7 Y4 n1 v4 ] s6 B - uint8_t (* output_is_enable_cb)(uint8_t index); j7 B+ s( }4 [$ |5 [; k P- T7 U' m
- void (* output_active_cb)(GPIO_TypeDef *gpio, uint16_t pin, uint8_t tag);
5 e J7 K! g" f - void (* output_negative_cb)(GPIO_TypeDef *gpio, uint16_t pin, uint8_t tag);+ R. S' B/ f7 g8 }. w0 P
- void (* output_toggle_cb)(GPIO_TypeDef *gpio, uint16_t pin, uint8_t tag);
+ V9 g# |+ d3 J, J - } output_port_t;
' E, s$ i ~2 {% Q. O- C - 6 E% j% S; K$ w A7 B; a
- static output_port_t output_items[] =
: Y7 j9 x. z- y9 p4 H - {
, Q& J( V' E3 v" i8 [* l$ a; h - {OUT1_PORT, OUT1_PIN, output_config, output_is_enable, output_active, output_negative, output_toggle},- ?1 Y& \. q5 W9 N- j
- {OUT2_PORT, OUT2_PIN, output_config, output_is_enable, output_active, output_negative, output_toggle},
) d D0 p* x6 f; D - {OUT3_PORT, OUT3_PIN, output_config, output_is_enable, output_active, output_negative, output_toggle},$ L; u2 o" J8 ~* B8 D4 ?6 P# L
- };
+ B& B; }/ M, m; }4 s - - Y8 s2 X: B) ^+ t; G* [
- static void output_init(uint32_t value)4 o4 L% l2 v1 |& A- M+ Z! m: P8 i
- {* l) }& p. k2 }1 k0 t2 Z
- uint32_t i, mask = 1;
! r! r% a" \3 e - ' ~; _6 r" T* p9 I5 b% Z
- for(i = 0; i < ARRAY_SIZE(output_items); ++i)3 {% k. E/ Y3 I, B
- {0 j" u/ v/ ^6 j" h* {4 Y; [: e
- if(value & mask)6 i) }# y$ X8 Y4 i' g* W
- {
- V: ]3 z* f) j+ ^ - #if(CONFIG_OUTPUT_TEST == 1)
: Y: |/ K8 z8 A* O0 w - config.output.total_switch = OUTPUT_MODE_OPEN;
1 n" T! K% }. b, O/ h. M* P - config.output.sub_switch<i> = OUTPUT_MODE_OPEN;
8 r- D4 Z5 Z( T2 N - </i> config.output.active_tag = OUTPUT_HIGH_IS_ACTIVE;
; T9 U6 H% R0 W7 L' ^" i - #endif3 T4 X% r, C. K& S' B* I
- output_items.output_config_cb(output_items.gpio, output_items.pin);, Z6 a6 Q" q( Z/ {6 `
- output_items.output_negative_cb(output_items.gpio, output_items.pin, config.output.active_tag);1 x" Q4 e( d2 o1 ^/ C$ o# \
- }. X/ W' f* N* M' E+ ?, F+ _
+ g- S5 [9 b- u* q- mask <<= 1;
. \. b. A, ^9 {5 }: d& y - }
7 O- S# @& ?% | - }
0 `2 C( t; d) m$ |" q
3 D& C( z6 r5 v3 W* p- void OutputHigh(uint32_t value)) p6 d: I; m$ y" o3 f; [' j' x
- {# X) [6 ?6 Q8 Y" u' D* c0 T1 _4 T A3 M
- uint32_t i, mask = 1;
6 r* w0 @+ t8 P, R% x2 u5 h
, i- ?9 ` X: v. U- for(i = 0; i < ARRAY_SIZE(output_items); ++i)
0 {! z. R& q, e1 J - {
& b4 w; J$ |# K& o - if(value & mask)) J2 U7 s" H) c. l
- {
3 {. Y( s5 g6 l% f - if(output_items.output_is_enable_cb(i))
" _2 l$ {8 {- Y3 T - {1 g* N3 m0 m; b3 P
- output_items.output_active_cb(output_items.gpio, output_items.pin, config.output.active_tag);4 q4 O7 |+ N! q- a+ Z
- }- a) n9 d& Y7 I/ a
- }
+ ~9 Q( A3 o1 Z
A& S4 S* s( b3 p9 \1 b- mask <<= 1;
) o# ?4 E+ x6 e% A; q - }
& F/ N* x( U5 f. U( _ - }
! E. E: C G. q2 a' ]
+ r! ]( c- D* u6 U- void OutputLow(uint32_t value)
+ b+ k8 Z% h, u6 n- J3 R - {
5 v! B$ W7 ^6 z, s5 x - uint32_t i, mask = 1;! D$ h% ^: B) x; L/ G( U& j ?" r
7 |6 ^) L! m$ ~) ^3 y- for(i = 0; i < ARRAY_SIZE(output_items); ++i)
4 W; P5 s7 o. j% P5 g5 O - {& g1 u1 s; b3 l/ j8 Z9 U
- if(value & mask)
7 Z+ G% o: @* {+ }) V0 ] - {
: }- ^1 [% }) e! A - if(output_items.output_is_enable_cb(i))
. l+ |9 h7 S3 q8 X; u5 \/ D) B ~9 t - {# z! i5 C$ a' s5 z: b! n. p
- output_items.output_negative_cb(output_items.gpio, output_items.pin, config.output.active_tag);
$ t8 H& s% V# q; h: v# k - }
7 i# N% M( Z; P4 P: C5 U2 N - }6 x n5 }% U4 [: C
- ' i1 D( b) E+ Y3 N& ]
- mask <<= 1;
7 i8 ]% F* K8 Y- k* ^ - }. O8 Y8 e( e% ]2 _5 U/ J
- }
0 Z, y9 h, r+ O3 T
% M) |$ a6 [/ f* Z1 ~- void OutputToggle(uint32_t value)
% R: p0 S- s; v, D3 v - { H" V9 j, T1 O k# Q2 ?1 t+ ?
- uint32_t i, mask = 1;9 d( K/ @5 r/ p: R
- + B5 P' n2 W: v- x# b& y6 u
- for(i = 0; i < ARRAY_SIZE(output_items); ++i)
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- if(value & mask)
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- if(output_items.output_is_enable_cb(i))$ P; f1 @/ n. p! y
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- output_items.output_toggle_cb(output_items.gpio, output_items.pin, config.output.active_tag);1 e6 D/ i0 S/ D5 M! x
- }
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- mask <<= 1;
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# \" }5 {! G6 G s3 A- void OutputInit(void)' }: T, B! _6 R2 _. f& `5 \0 \
- {
! C- [0 y! b5 D) J - output_init(0xFFFFFFFF);
" j/ v. \6 [5 @$ W, b) E' C - OutputLow(0xFFFFFFFF);
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