stm32控制舵機源碼

ID:381497 · 發表于 2018-8-1 01:33

stm32控制舵機

#include "bsp_Advance_tim.h"
static void TIM_GPIO_Config(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
// 輸出比較通道 GPIO 初始化
RCC_APB2PeriphClockCmd(ADVANCE_TIM_CH1_GPIO_CLK, ENABLE);
GPIO_InitStructure.GPIO_Pin = ADVANCE_TIM_CH1_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(ADVANCE_TIM_CH1_PORT, &GPIO_InitStructure);
// 輸出比較通道互補通道 GPIO 初始化
RCC_APB2PeriphClockCmd(ADVANCE_TIM_CH1N_GPIO_CLK, ENABLE);
GPIO_InitStructure.GPIO_Pin = ADVANCE_TIM_CH1N_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(ADVANCE_TIM_CH1N_PORT, &GPIO_InitStructure);
// BKIN引腳默認先輸出低電平
GPIO_ResetBits(ADVANCE_TIM_BKIN_PORT,ADVANCE_TIM_BKIN_PIN);
}
static void Advance_TIM_Config(void)
{
// 開啟定時器時鐘,即內部時鐘CK_INT=72M
ADVANCE_TIM_APBxClock_FUN(ADVANCE_TIM_CLK,ENABLE);
/*--------------------時基結構體初始化-------------------------*/
TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
// 自動重裝載寄存器的值，累計TIM_Period+1個頻率后產生一個更新或者中斷
TIM_TimeBaseStructure.TIM_Period= ADVANCE_TIM_PERIOD;
// 驅動CNT計數器的時鐘 = Fck_int/(psc+1)
TIM_TimeBaseStructure.TIM_Prescaler= ADVANCE_TIM_PSC;
// 時鐘分頻因子，配置死區時間時需要用到
TIM_TimeBaseStructure.TIM_ClockDivision=TIM_CKD_DIV1;
// 計數器計數模式，設置為向上計數
TIM_TimeBaseStructure.TIM_CounterMode=TIM_CounterMode_Up;
// 重復計數器的值，沒用到不用管
TIM_TimeBaseStructure.TIM_RepetitionCounter=0;
// 初始化定時器
TIM_TimeBaseInit(ADVANCE_TIM, &TIM_TimeBaseStructure);
/*--------------------輸出比較結構體初始化-------------------*/
TIM_OCInitTypeDef TIM_OCInitStructure;
// 配置為PWM模式1
TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM2;
// 輸出使能
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
// 互補輸出使能
TIM_OCInitStructure.TIM_OutputNState = TIM_OutputNState_Enable;
// 設置占空比大小
TIM_OCInitStructure.TIM_Pulse = ADVANCE_TIM_PULSE;
// 輸出通道電平極性配置
TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
// 互補輸出通道電平極性配置
TIM_OCInitStructure.TIM_OCNPolarity = TIM_OCNPolarity_High;
// 輸出通道空閑電平極性配置
TIM_OCInitStructure.TIM_OCIdleState = TIM_OCIdleState_Set;
// 互補輸出通道空閑電平極性配置
TIM_OCInitStructure.TIM_OCNIdleState = TIM_OCNIdleState_Reset;
TIM_OC1Init(ADVANCE_TIM, &TIM_OCInitStructure);
TIM_OC1PreloadConfig(ADVANCE_TIM, TIM_OCPreload_Enable);
// 使能計數器
TIM_Cmd(ADVANCE_TIM, ENABLE);
// 主輸出使能，當使用的是通用定時器時，這句不需要
TIM_CtrlPWMOutputs(ADVANCE_TIM, ENABLE);
}
void TIM_Init(void)
{
TIM_GPIO_Config();
Advance_TIM_Config();
}

復制代碼

帳號		自動登錄	找回密碼
密碼			立即注冊

久久久久久久999_99精品久久精品一区二区爱城_成人欧美一区二区三区在线播放_国产精品日本一区二区不卡视频_国产午夜视频_欧美精品在线观看免费

stm32控制舵機源碼