一、几个重要的IO口操作函数* }* x, U6 q' o+ ^
- HAL_GPIO_Init(GPIO_TypeDef *GPIOx, GPIO_InitTypeDef *GPIO_Init); // GPIO初始化- I6 g, w. N4 _2 l1 O; x% [2 i' x
- " {0 C& I8 d. w$ J( H
- HAL_GPIO_WritePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState); // 输出高低电平
# c0 Z. D. l8 P! @$ [" W- E
7 V' r% S7 ^% S5 m( E5 t- GPIO_PinState HAL_GPIO_ReadPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin); // 读IO口电平 |9 L$ z5 r9 r" n) I# B
- - q4 o* q! a" L' y3 h
- void HAL_GPIO_TogglePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin); // 电平取反
复制代码 / _/ d5 y' h+ S# L
二、几个重要的结构8 h; p' V& e2 ^# m0 A: s7 b6 G
- // GPIO口 GPIOA,GPIOB,GPIOC,GPIOD,GPIOE,GPIOF,GPIOG,GPIOH,GPIOI2 n" r Z- i0 F3 C d
- typedef struct: m [0 e* ~* y- Z: N
- {
9 V' e6 s) |1 r9 Q, H - __IO uint32_t MODER; /*!< GPIO port mode register, Address offset: 0x00 */
5 A+ X5 _( d7 d e- V# F9 J# a) ] - __IO uint32_t OTYPER; /*!< GPIO port output type register, Address offset: 0x04 */
! R# _( g4 q$ B7 m4 ` - __IO uint32_t OSPEEDR; /*!< GPIO port output speed register, Address offset: 0x08 */ T7 n8 X& C3 o/ D
- __IO uint32_t PUPDR; /*!< GPIO port pull-up/pull-down register, Address offset: 0x0C */
# U( J6 H0 r3 {$ k7 N7 k - __IO uint32_t IDR; /*!< GPIO port input data register, Address offset: 0x10 */3 T& H( ~! e3 @0 j$ Z9 P$ ?. B
- __IO uint32_t ODR; /*!< GPIO port output data register, Address offset: 0x14 */8 O+ P4 a5 L7 z0 `- g! z
- __IO uint32_t BSRR; /*!< GPIO port bit set/reset register, Address offset: 0x18 */) U: j0 W6 Y& l1 s- V
- __IO uint32_t LCKR; /*!< GPIO port configuration lock register, Address offset: 0x1C */
: o) n) _/ I. V3 @( {6 U* M5 q. w - __IO uint32_t AFR[2]; /*!< GPIO alternate function registers, Address offset: 0x20-0x24 */1 H" ^ S1 L) K& Z7 Q/ S
- } GPIO_TypeDef;
复制代码- // GPIO引脚,模式,上下拉,速度,复用等% ~- p2 N: Y- F* L. Q
- typedef struct, m% \+ W: L. y) o% ?
- {; L# C- ] {; {9 w" y% ?+ Z- V9 [
- uint32_t Pin; /*!< Specifies the GPIO pins to be configured.0 A9 ]' k% q8 M# _! @, R
- This parameter can be any value of @ref GPIO_pins_define */4 s0 _5 l- P& {# a0 ^+ B: `
- 2 Z; y S4 u( x: j
- uint32_t Mode; /*!< Specifies the operating mode for the selected pins." C( P* k/ U( h& d
- This parameter can be a value of @ref GPIO_mode_define */
4 ~, k/ K( h" [- F4 c - - W( ~( U" f- x+ `6 K6 @& w
- uint32_t Pull; /*!< Specifies the Pull-up or Pull-Down activation for the selected pins.
/ V! P5 x ~2 y4 P) N, J - This parameter can be a value of @ref GPIO_pull_define */0 {/ D) p! v# v2 ]& K
- 1 O# h8 Q( y) q( A9 R1 k
- uint32_t Speed; /*!< Specifies the speed for the selected pins.
2 `( |. V) x1 v* W1 ? - This parameter can be a value of @ref GPIO_speed_define */
9 t7 I5 L' L( i: J7 Z0 j - : ?" S2 I9 ~ ~ e! M* o0 i
- uint32_t Alternate; /*!< Peripheral to be connected to the selected pins. : `+ Y: y( F# K5 w S8 a
- This parameter can be a value of @ref GPIO_Alternate_function_selection */
4 B. ]& h5 P4 `( a) W, c% c - }GPIO_InitTypeDef;
复制代码- // GPIO引脚5 g( a. ~0 L" r' [# e7 A' u
- #define GPIO_PIN_0 ((uint16_t)0x0001U) /* Pin 0 selected */
+ r- n6 ?4 n: X1 K+ a8 p7 Z" u - #define GPIO_PIN_1 ((uint16_t)0x0002U) /* Pin 1 selected */
; Z1 \4 w( Y; o, _ - #define GPIO_PIN_2 ((uint16_t)0x0004U) /* Pin 2 selected */
% z/ b) O8 ^/ N - #define GPIO_PIN_3 ((uint16_t)0x0008U) /* Pin 3 selected */- N5 t0 I, L, v3 a: n9 Z1 q' {' @
- #define GPIO_PIN_4 ((uint16_t)0x0010U) /* Pin 4 selected */. R' o3 w \" _$ L4 A- B0 A: |4 D. k) g
- #define GPIO_PIN_5 ((uint16_t)0x0020U) /* Pin 5 selected */
7 J( s8 K. H2 n* J - #define GPIO_PIN_6 ((uint16_t)0x0040U) /* Pin 6 selected */
9 u* P* P b% ^0 F2 o f; n - #define GPIO_PIN_7 ((uint16_t)0x0080U) /* Pin 7 selected */! \6 v! `2 I/ D) |7 I8 i k
- #define GPIO_PIN_8 ((uint16_t)0x0100U) /* Pin 8 selected */0 Z* V. z6 X* d
- #define GPIO_PIN_9 ((uint16_t)0x0200U) /* Pin 9 selected */8 t( h' n2 f. S+ |4 U' g6 D8 V
- #define GPIO_PIN_10 ((uint16_t)0x0400U) /* Pin 10 selected */( c! p7 H X" I) `8 s A+ F
- #define GPIO_PIN_11 ((uint16_t)0x0800U) /* Pin 11 selected */
+ {5 ?$ K" t; n9 l- U. F# w - #define GPIO_PIN_12 ((uint16_t)0x1000U) /* Pin 12 selected */& f; t6 g1 x0 D2 b* F2 u1 b. ?
- #define GPIO_PIN_13 ((uint16_t)0x2000U) /* Pin 13 selected */
- M1 N; C; k6 E9 s+ ~ m - #define GPIO_PIN_14 ((uint16_t)0x4000U) /* Pin 14 selected */( r4 E8 ?6 w! o2 d7 e2 D0 n& I' z
- #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/ N8 b7 ]& I B1 t2 z- T1 j0 _
- #define GPIO_MODE_INPUT ((uint32_t)0x00000000U) /*!< Input Floating Mode */
8 a# u' `% W+ s: H0 p1 e: K - #define GPIO_MODE_OUTPUT_PP ((uint32_t)0x00000001U) /*!< Output Push Pull Mode */% A4 n. ]* y. u4 e& L8 B
- #define GPIO_MODE_OUTPUT_OD ((uint32_t)0x00000011U) /*!< Output Open Drain Mode */
6 c" d5 f4 _ |& j$ Z - #define GPIO_MODE_AF_PP ((uint32_t)0x00000002U) /*!< Alternate Function Push Pull Mode */6 r: |4 _" M# E: h% V: c. P' M
- #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
7 x$ X8 I" o, x: G - #define GPIO_SPEED_FREQ_LOW ((uint32_t)0x00000000U) /*!< Low speed */
S2 T$ v* @1 \; ?% |2 x - #define GPIO_SPEED_FREQ_MEDIUM ((uint32_t)0x00000001U) /*!< Medium speed */4 E4 \! m9 U& A
- #define GPIO_SPEED_FREQ_HIGH ((uint32_t)0x00000002U) /*!< Fast speed */2 V+ h& R9 b; `% J& L; k
- #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5 k c0 m6 O7 x! Z1 P% Q3 [
- #define GPIO_NOPULL ((uint32_t)0x00000000U) /*!< No Pull-up or Pull-down activation */) M; J) e, g2 J
- #define GPIO_PULLUP ((uint32_t)0x00000001U) /*!< Pull-up activation */5 X! l. O/ A5 f) r$ `& L
- #define GPIO_PULLDOWN ((uint32_t)0x00000002U) /*!< Pull-down activation */
复制代码- // GPIO引脚高低电平
$ l1 ~1 |% x0 f+ G: D - typedef enum
& d( |! a! g: z6 H - {% [8 j% G0 |2 v% {, B9 s: h1 a
- GPIO_PIN_RESET = 0,
( P/ T+ c) G7 w( c% e- ] - GPIO_PIN_SET
; F: X* F: ~& b& Z3 ]! j - }GPIO_PinState;
复制代码
8 {4 c# b* F' G& W8 Q6 e% }& h三、封装两个GPIO初始化函数(普通GPIO,复用GPIO) g' G/ @3 x! D" s4 i; G, A4 W4 M) q
- // 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。
1 t k/ V7 O( a: q( g0 Y) n1 I - #define GPIO_CLK_ENABLE() do{ \1 H7 y4 f+ }: F+ o% a
- __HAL_RCC_GPIOA_CLK_ENABLE(); \
5 V5 V! [( {* R" ? - __HAL_RCC_GPIOB_CLK_ENABLE(); \
" {/ g; ?0 [% b( e - __HAL_RCC_GPIOC_CLK_ENABLE(); \3 t0 Q' i8 _( P5 M
- __HAL_RCC_GPIOD_CLK_ENABLE(); \9 }$ ^; j( |& ~/ [% T4 ?3 ?
- __HAL_RCC_GPIOE_CLK_ENABLE(); \
2 E' y* {; S4 }; a0 R) S - __HAL_RCC_GPIOF_CLK_ENABLE(); \
% l& H m1 E- l$ S6 G, C: m - __HAL_RCC_GPIOG_CLK_ENABLE(); \
; C% v# R! a9 i5 z( W - __HAL_RCC_GPIOH_CLK_ENABLE(); \4 p0 L( ~7 h$ ?, G$ E" d
- __HAL_RCC_GPIOI_CLK_ENABLE(); \! U, X" m+ |; M1 N
- } while(0);' n3 j: y( F. [: _4 ]! D
; Z! l. _' {+ |0 s3 |: v& @' x" B- void GPIOConfig(GPIO_TypeDef *gpio, uint32_t pin, uint32_t mode, uint32_t pull)2 D3 z# z, m" L) c) F0 n8 y
- {
/ N& Z; W, p; S& `" ^ - GPIO_InitTypeDef GPIO_InitStructure;& z" y$ s% }- f2 e3 e1 _: o
- 1 e0 @0 N5 m, Q# G- I
- GPIO_CLK_ENABLE(); N7 ?1 J/ N; J1 w
- ! |+ d$ R# d9 i' Z! Y' b' T2 s' O; c$ R
- GPIO_InitStructure.Pin = pin;
& k5 f- [& L1 m1 ^/ s" f - GPIO_InitStructure.Mode = mode;* ^! F/ O0 x4 |6 A! S
- GPIO_InitStructure.Pull = pull;
7 [/ k3 p2 {0 c0 n& H" N - GPIO_InitStructure.Speed = GPIO_SPEED_HIGH;$ ?# h5 E: Y" x8 J# V
- " T7 v( L& V' V# `6 O# Z, q
- HAL_GPIO_Init(gpio, &GPIO_InitStructure);2 r: Q' X( M. x1 A1 n/ q! a
- }
9 J% J$ B) b0 X2 s: G
' t" V+ j- {' H$ K- void GPIOConfigExt(GPIO_TypeDef *gpio, uint32_t pin, uint32_t mode, uint32_t pull, uint32_t alternate)+ F# b$ R# y' X" s A6 ^4 B8 E9 h
- {
) K, M9 s7 e& a R" t0 I- k" ~1 i - GPIO_InitTypeDef GPIO_InitStructure;
! f9 ?1 t# Q* n - 6 _8 i/ j- H/ l* C5 V
- GPIO_CLK_ENABLE();9 {% p+ P( b7 I' S3 J' x5 x: W
- ; @9 V. f: @, O$ i& L( v
- GPIO_InitStructure.Pin = pin;. \% @& N2 j( `3 r6 |
- GPIO_InitStructure.Mode = mode;
% b$ S S' P8 l) f8 d: X - GPIO_InitStructure.Pull = pull;
8 _1 T$ c0 a/ Y V7 m, Y$ O$ a - GPIO_InitStructure.Speed = GPIO_SPEED_HIGH;# Z N6 @" M& B( v/ b/ q4 M
- GPIO_InitStructure.Alternate = alternate;
' Z/ N+ y9 @2 w( p% ?7 K
$ |" G c; T0 K' X! M- HAL_GPIO_Init(gpio, &GPIO_InitStructure);! g% g5 W# k) @6 D
- }
复制代码
. z2 E. W, X; L% x4 [, u% E' ~- s3 |* {! Q1 a, y2 S
四、输出接口设计, x! _9 l* o T F$ z! u$ X
为了灵活使用,我们将输出的有效电平设置成可配置。
( S( e% ^. ~4 A! W v
7 o8 q- U5 F7 S; L) E) w b3 @2 b- // 配置的有效电平 初始 低电平有效 高电平有效
6 h8 v5 b# i5 {* S M, ~* ` - typedef enum* i/ h* q- H0 l0 N V3 n
- {
5 u( B0 ?/ r4 e - OUTPUT_INIT_IS_ACTIVE = 0,. r, b7 l, h7 Y+ i, H3 h
- OUTPUT_LOW_IS_ACTIVE = 1,6 h' {- d% U: c' R
- OUTPUT_HIGH_IS_ACTIVE = 2,
& V' w2 v" \! L N7 a. v1 e7 C - } output_active_t;# ~& F6 X4 F& I4 V$ B& @, C
- / ]$ ^) E4 v! y
- #define OUTX_CONFIG(gpio, pin) GPIOConfig(gpio, pin, GPIO_MODE_OUTPUT_PP, GPIO_NOPULL)
8 @3 i- U6 ?' O. x$ u; `4 G5 X% E - #define OUTX_READ(gpio, pin) HAL_GPIO_ReadPin(gpio, pin)2 I) ^5 }; E# Z1 ]
- #define OUTX_ACTIVE(gpio, pin, tag) do{ \1 u: m: C6 u3 D/ ?
- if(OUTPUT_LOW_IS_ACTIVE == tag) \6 G( ]6 X1 d( W* U% F6 u
- { \9 L$ t0 \; y: ], B. l$ M( g. a x
- HAL_GPIO_WritePin(gpio, pin, GPIO_PIN_RESET); \ O. X" X2 \7 x' ?% t
- } \
% {& ^, ]2 p( N; |6 O2 S) ?9 ` - else \, _ s6 n2 W3 c
- { \9 W9 A8 l/ u6 u- ]1 F. l, g
- HAL_GPIO_WritePin(gpio, pin, GPIO_PIN_SET); \
5 q3 Q4 ?4 M% @% S' H6 h - } \
8 X* h/ s6 ^' J - } while(0);/ g, t6 B3 o1 F# I
- #define OUTX_NEGATIVE(gpio, pin, tag) do{ \
5 `5 w4 @0 A9 T& R, E, {, z6 @! Q - if(OUTPUT_LOW_IS_ACTIVE == tag) \! V3 u; ]- `1 J
- { \& U+ z" T; x) h3 }
- HAL_GPIO_WritePin(gpio, pin, GPIO_PIN_SET); \, v4 g2 U3 I; `' c+ j+ Y! b' d, e
- } \0 l8 n) `0 n$ l- k9 @
- else \0 d3 t- o! c& t2 V
- { \
6 Q l& q$ v# |; C - HAL_GPIO_WritePin(gpio, pin, GPIO_PIN_RESET); \% ~; r/ |0 Z: X8 p
- } \
8 J9 c+ k& h8 b/ u! D* n: {1 a - } while(0);9 a- X$ c% z; t9 S7 [
- 3 V" `$ ]: h) r9 E2 b- D% \
- #define OUT1_PORT GPIOA
2 A% t) g, [( `! n$ R - #define OUT1_PIN GPIO_PIN_0
( m% x1 R! @1 ]( o - & k& O) e% Z' W6 ?. k( R" T8 _* @
- #define OUT2_PORT GPIOA7 e- L! C/ j- R7 e5 H& ~
- #define OUT2_PIN GPIO_PIN_1
1 V% k! n2 x, N2 e6 M - 9 ?, G( `6 `' f( z. ` X
- #define OUT3_PORT GPIOA9 O, v ?; B) W) m) c9 }
- #define OUT3_PIN GPIO_PIN_2
复制代码- // demo代码 只传递思想 3 h" S- t3 H' \, h; f
- // 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 8 u) {: V7 I# M0 r8 ` C
- // 以列表的形式封装 方便增加和删除. R% ?2 O. {1 [4 K
& W. [% l6 q& Y$ J! [- static void output_config(GPIO_TypeDef *gpio, uint16_t pin); x3 p3 y, i! W
- {
" O) S0 G2 O( R0 a s5 W - OUTX_CONFIG(gpio, pin);
* R' a* [, a& B/ f8 U - }) h5 y8 z6 R Q
! f1 ~& f2 f6 E, I) i5 V& A2 G% f1 W- static uint8_t output_is_enable(uint8_t index)
* O7 r: x4 g( ^1 q$ ^/ {6 b - { y" x: `3 f6 ? o4 Y" 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' S# \2 T8 h: l; {
- return 1;5 l8 \' V# V& Y* P h |2 E
- }
8 L1 I. O' |8 M+ O- C; s9 b8 I4 t - 2 T) D- q9 J3 q) x
- static void output_active(GPIO_TypeDef *gpio, uint16_t pin, uint8_t tag)9 N5 t9 |6 S) a) t
- {
* F7 B: q# P# u7 Y3 m8 L: D - OUTX_ACTIVE(gpio, pin, tag);* t8 F* g% t: B7 ?# f4 t* D
- }8 ]* N; K9 _9 K
- 4 U, v$ @) c# s9 x; X
- static void output_negative(GPIO_TypeDef *gpio, uint16_t pin, uint8_t tag)
, g3 n9 [. m1 D- x& e7 h" E' k0 g - {+ u9 \. ]- |! J5 H% V( M
- OUTX_NEGATIVE(gpio, pin, tag);
8 i B' p6 b( D( {9 e; X. h7 n - }) o( l, W- C M! Y% J
- ' _& w6 J* i0 h0 }$ [& r: z+ U
- static void output_toggle(GPIO_TypeDef *gpio, uint16_t pin, uint8_t tag)
. o4 ?! R/ d4 g0 e; R2 x$ p - {9 `5 I* [2 E2 U" |: {) ]8 D
- // 这里可以不用这么麻烦,使用HAL_GPIO_TogglePin
5 B* L- O9 ~" {- @8 A! w+ t - if(OUTX_READ(gpio, pin) == 0)" y) t1 S v% n4 J L
- {
( l, s5 w* a" A4 ? S4 J - OUTX_ACTIVE(gpio, pin, tag);
1 p% u# y/ Z' x! }3 _1 t - }1 ^" C: Q! w. d" f L$ Y# @" R
- else' R; t2 z8 y% L6 F; c" B
- {( Q; C7 Z* P2 ~9 U+ L! p9 h
- OUTX_NEGATIVE(gpio, pin, tag);0 j6 w9 y. S7 Q# ^7 h: v
- }& c" l: D' h( S7 w3 d U
- }
6 i2 j& f* O% p# P - : B5 ?; m+ w+ _2 R! @' g+ @
- typedef struct: C* c3 \7 n+ w" n/ ^
- {. c; r* q8 ~% X' o! N
- GPIO_TypeDef *gpio;1 z& S# M) N( S0 ^! Y4 a
- uint16_t pin;
( ^7 M! ]# _1 O - void (* output_config_cb)(GPIO_TypeDef *gpio, uint16_t pin);
8 J: p# {* l% \. h2 }2 d1 X - uint8_t (* output_is_enable_cb)(uint8_t index);
- a/ J. b z# q, L# f - void (* output_active_cb)(GPIO_TypeDef *gpio, uint16_t pin, uint8_t tag);
" z. E2 a1 D Y1 S" c5 R/ Z* J - void (* output_negative_cb)(GPIO_TypeDef *gpio, uint16_t pin, uint8_t tag);
1 ]+ [) I b6 O. _' e" i - void (* output_toggle_cb)(GPIO_TypeDef *gpio, uint16_t pin, uint8_t tag);4 Q' q3 W# B) d' ^
- } output_port_t;, [# E7 w, I0 [1 f1 q
- 5 v" y+ Q+ H" h7 V' C( S
- static output_port_t output_items[] =+ ]6 \; ?9 D8 I& Q& X' f$ R$ k
- {, D7 v C. |. a" |1 {
- {OUT1_PORT, OUT1_PIN, output_config, output_is_enable, output_active, output_negative, output_toggle},
2 F: x( o5 A) d - {OUT2_PORT, OUT2_PIN, output_config, output_is_enable, output_active, output_negative, output_toggle},
- P$ s9 Y8 B0 E8 b - {OUT3_PORT, OUT3_PIN, output_config, output_is_enable, output_active, output_negative, output_toggle},
m ?# u- Q4 k - };
8 ]. F3 ]2 P d4 {9 ?
' a# Y% C/ z9 b$ R- ~ n9 v2 O7 y- static void output_init(uint32_t value)
* v+ i' s" y! o - {( B. {# P- q3 k8 d$ W2 U! b' F' j
- uint32_t i, mask = 1;4 E+ n' @6 s7 G: p
+ V6 _! B, _5 W! x. b$ x8 l- for(i = 0; i < ARRAY_SIZE(output_items); ++i)( H* Z( l/ Z/ _
- {
" `: l- @# A1 ^. S8 [' [7 q1 k# ~+ J9 ? - if(value & mask)" ?/ l4 ^, x1 d* k
- {
! [6 \! e* u; v% t - #if(CONFIG_OUTPUT_TEST == 1)
0 d( w8 j w: X9 X$ U! q - config.output.total_switch = OUTPUT_MODE_OPEN;
( h7 o5 }' } }! p2 [) ` - config.output.sub_switch<i> = OUTPUT_MODE_OPEN;
$ Z% g* [& t4 ?5 j; q% Y: y - </i> config.output.active_tag = OUTPUT_HIGH_IS_ACTIVE;+ l0 M, L3 s2 t# s7 j3 h3 F, ?; i
- #endif
$ [5 x# W+ B+ k7 W - output_items.output_config_cb(output_items.gpio, output_items.pin);
3 o2 X5 P {4 k. F8 N3 J; a - output_items.output_negative_cb(output_items.gpio, output_items.pin, config.output.active_tag);
h8 _$ r; x9 _ - }* V7 w1 R8 q6 F5 y: W. s$ o
, E2 y; e3 A- g% ?- mask <<= 1;
% F- H4 v. u% } a - }
/ k d5 x) O, c* i% Q# ^ - }
0 V1 K* S+ Y C L0 n - 6 e. a9 E" m% N0 Y; k# s& F r
- void OutputHigh(uint32_t value)
! k3 h! P4 A v2 f* Z% F& U - { z! |" [% l( C! M, X c, ~+ x
- uint32_t i, mask = 1;; D6 P: L8 F7 D! ?2 _5 u. T
& w7 C2 \4 F2 m k0 q- for(i = 0; i < ARRAY_SIZE(output_items); ++i)
+ g, C' W1 q* _1 Z0 V% N - {! }+ h1 ^! H8 t3 S) a
- if(value & mask)
u. I3 ]' B6 I6 V" F+ s: ? H - {
3 Y' F1 Y& K% E3 A - if(output_items.output_is_enable_cb(i))3 k7 o: }5 @9 c. q1 R! t& t
- {
3 f4 T3 `; V$ @9 r9 i - output_items.output_active_cb(output_items.gpio, output_items.pin, config.output.active_tag);
2 R6 a. T9 u7 p! W- P/ e1 d' @( { - }8 a+ j+ m* s; H$ N0 z# s0 P
- }
' i5 {" M# X/ C* m! }( |6 \ - / k1 ?) L2 ]( d/ A |: @* z
- mask <<= 1;- G" o8 q! O& P8 h- S
- }
7 K# c, y( I: Z; J: C - }
# q7 C# q& H% U" I
5 a( z1 m q' c! Y0 t- void OutputLow(uint32_t value)
5 v7 Y) T0 c1 u9 }. g4 p! X, Q - {7 T5 p/ V. o% h9 Z; M p
- uint32_t i, mask = 1;6 i, A2 e6 c; t1 b; g
- ; `# O' ^7 y# p' I
- for(i = 0; i < ARRAY_SIZE(output_items); ++i)
& i+ c+ Q' j3 z - {
2 T# i% `) ~* E5 t3 `0 m; [ - if(value & mask)
: K+ E) N3 M7 T$ _3 x - {8 k8 l7 D6 N/ w
- if(output_items.output_is_enable_cb(i))
4 `5 V3 P2 e. R9 e - {/ y! W: R+ a2 R/ B
- output_items.output_negative_cb(output_items.gpio, output_items.pin, config.output.active_tag);. F' o- @0 N% r1 Q2 J( m! i& |- _
- }+ {% N. c$ \! Q7 i
- }
* R% _. ?3 g5 L0 f7 A" F - . t8 X# Z; |5 h: i& E) ?7 L4 I2 X
- mask <<= 1;) i f6 M+ v9 S
- }
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- void OutputToggle(uint32_t value)
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- uint32_t i, mask = 1;1 C! _9 R; n4 a3 C0 c7 \: r c
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- for(i = 0; i < ARRAY_SIZE(output_items); ++i)
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) u: |) d0 V! s: y# P - if(value & mask)
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- if(output_items.output_is_enable_cb(i))
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4 J8 G- V6 t% g2 {7 Q - output_items.output_toggle_cb(output_items.gpio, output_items.pin, config.output.active_tag);
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- mask <<= 1;; v' I L" F" n, k7 ?' [! B+ Q
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- void OutputInit(void)
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- OutputLow(0xFFFFFFFF);
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