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f407vet6的 q( G X+ A9 f/ F& X 自己以前写的,发布出来,希望有什么问题,大家可以指证出来,我好完善程序。6 w5 i' u. l0 j4 z7 x =========gpio.h 6 n1 P- p/ {5 G& b class PORT{6 z+ D m4 ]( k: n9 _& G public: GPIO_TypeDef* GPIO; y7 K4 d+ v) |8 ` uint16_t Pin; PORT();& t/ W1 q9 s% D# Q Q; k PORT(GPIO_TypeDef*,u8,GPIOMode_TypeDef mode=GPIO_Mode_OUT,GPIOOType_TypeDef type=GPIO_OType_PP,GPIOPuPd_TypeDef pupd=GPIO_PuPd_NOPULL,GPIOSpeed_TypeDef speed=GPIO_Speed_100MHz); void Low();$ A: C9 Y# ]1 m6 V void High();" o! l: u" r/ b5 i5 u void setMode(GPIOMode_TypeDef mode); void setType(GPIOOType_TypeDef type);! M: E q, e! Z; Y. q5 ]/ V void setSpeed(GPIOSpeed_TypeDef speed);/ }1 k# G5 ^4 U9 e# j% z3 {% \" d void setPUPD(GPIOPuPd_TypeDef pupd); u8 Read();' k, r' _+ M0 X* n$ f3 e u8 PortNo;9 J3 {0 l, Q; w; Q% P4 q u8 PinNo; " X$ A4 L6 e5 w, v };# {% e7 Y9 U1 N" p% v" ^8 h8 E =========gpio.cpp% p4 @5 T- h* ]- D1 K PORT: ORT(){}; G1 n; ]# A2 d* E: hPORT: ORT(GPIO_TypeDef* gpio,u8 pin,GPIOMode_TypeDef mode,GPIOOType_TypeDef type,GPIOPuPd_TypeDef pupd,GPIOSpeed_TypeDef speed){9 p% ?9 z- b& Mif (gpio==GPIOA) PortNo=0;* V' j, t) W9 a; Z: o* V9 G if (gpio==GPIOB) PortNo=1; if (gpio==GPIOC) PortNo=2; if (gpio==GPIOD) PortNo=3; if (gpio==GPIOE) PortNo=4; if (gpio==GPIOF) PortNo=5;; `& s" i7 | |* }7 r; e GPIO=gpio;* x( _+ ^/ M+ y3 `. i5 t0 @, k1 u Pin=1<<pin; PinNo=pin*2; RCC->AHB1ENR |= 1<< ortNo;. ~1 O1 [0 Q6 O2 [9 s setType(type); h) U% L& c8 V1 G- g" H+ b5 R setMode(mode);# W% X3 o/ f4 i" }% {8 Y1 s# b6 o setPUPD(pupd);: R' {+ P! v9 P$ Q setSpeed(speed); 1 b- a: c. i7 C% u }1 ]. u2 T0 ]8 k void PORT: ow() {GPIO->ODR &=~(1<<(PinNo/2));+ O) i* h- m5 j8 \' P2 v7 t, z3 v }) s8 @7 R: h* L8 V3 f% @# } void PORT::High() {5 Z2 ~- I+ l3 Z0 T( A, { GPIO->ODR |=1<<(PinNo/2);3 Z6 C3 e. S2 r U7 m. F' O7 T }; x: ^; f. j+ D6 L! R ( k+ g" \$ }5 P7 G. M void PORT::setType(GPIOOType_TypeDef type) {' j% G4 n" c% j8 k$ c GPIO->OTYPER &=~(1<<(PinNo/2));( m) l* G% _( ` GPIO->OTYPER |=type<<(PinNo/2); }. G5 `2 n/ M( |- w 1 l$ E" N( @ H# K8 a* k6 Y* D void PORT::setSpeed(GPIOSpeed_TypeDef speed) { GPIO->OSPEEDR &=~(3<< inNo);GPIO->OSPEEDR |= (speed << PinNo); } void PORT::setPUPD(GPIOPuPd_TypeDef pupd) { GPIO-> UPDR &=~(3<< inNo);$ a/ E" D$ y* }, m# v; e0 lGPIO-> UPDR |= (pupd << PinNo);}- ?2 y# D3 z! m) x8 a void PORT::setMode(GPIOMode_TypeDef mode) {9 E$ k7 f' }3 l GPIO->MODER &= ~(3<< inNo);0 |. W4 g- c! {GPIO->MODER |= (mode << PinNo);5 e$ v( M9 c: i" Z }. E4 ^' ~4 Y& r( S" U4 Y1 @6 M u8 PORT::Read() { return GPIO_ReadInputDataBit(GPIO,Pin); }& ?8 W; d9 y1 a/ r6 |7 A6 J% ] 4 m( i# w F) s; M' I ==========使用 PORT p(GPIOA,9); p.Low();低电平,p.High();高电平 p.Read();读取 |
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