О трудностях смд монтажа ...
Воздушный монтаж на скорую руку .
http://s020.radikal.ru/i710/1404/f4/07349fa96ba8.jpg
http://s020.radikal.ru/i704/1404/a3/7f16b1826eb6.jpg
http://youtu.be/YekS6kWs4PQ
Планшет снимает дерьмово, в жизни все интересней...
Код:#include <stm32f05x.h>
static volatile uint32_t TimingDelay;
static volatile uint32_t TimerCntDN;
static volatile uint32_t TimeOut;
/* Delay & timers */
void SysTick_Handler(void) {
if (TimingDelay) {
TimingDelay--;
}
if (TimerCntDN) {
TimerCntDN--;
}
if (TimeOut) {
TimeOut--;
}
}
void Delay_mS(uint32_t nTime) {
TimingDelay = nTime;
while (TimingDelay);
}
/* main loop */
int main (void)
{
uint16_t i;
SysTick_Config(SystemCoreClock /1000);
RCC->AHBENR |= RCC_AHBENR_GPIOAEN | RCC_AHBENR_GPIOBEN;
RCC->APB1ENR |= RCC_APB1ENR_TIM2EN;
GPIOA->MODER &= ~GPIO_MODER_MODER15|GPIO_MODER_MODER0;
GPIOA->MODER |= GPIO_MODER_MODER15_1 | GPIO_MODER_MODER0_0;
GPIOB->MODER &= ~(GPIO_MODER_MODER3 | GPIO_MODER_MODER10 | GPIO_MODER_MODER11);
GPIOB->MODER |= ( GPIO_MODER_MODER3_1 | GPIO_MODER_MODER10_1 | GPIO_MODER_MODER11_1);
GPIOA->AFR[1] |= (2<<(4*7));
GPIOB->AFR[0] |= (2<<(4*3));
GPIOB->AFR[1] |= (2<<(4*2))|(2<<(4*3));
GPIOA->OSPEEDR |= GPIO_OSPEEDER_OSPEEDR15 | GPIO_OSPEEDER_OSPEEDR0;
GPIOB->OSPEEDR |= (GPIO_OSPEEDER_OSPEEDR3 | GPIO_OSPEEDER_OSPEEDR10 | GPIO_OSPEEDER_OSPEEDR11);
TIM2->PSC = 160-1;
TIM2->ARR = 1000-1;
TIM2->CCR1 = 70; // Pulse_Output = ARR - CCR1
TIM2->CCR2 = 30;
TIM2->CCR3 = 10;
TIM2->CCR4 = 5;
TIM2->CCMR1 |=
TIM_CCMR1_OC1M_2 |
TIM_CCMR1_OC1M_1 |
TIM_CCMR1_OC1FE |
TIM_CCMR1_OC2M_2 |
TIM_CCMR1_OC2M_1 |
TIM_CCMR1_OC2FE
; // canell 1-2 PWM Mode1
TIM2->CCMR2 |=
TIM_CCMR2_OC3M_2 |
TIM_CCMR2_OC3M_1 |
TIM_CCMR2_OC3FE |
TIM_CCMR2_OC4M_2 |
TIM_CCMR2_OC4M_1 |
TIM_CCMR2_OC4FE
; // canell 3-4 PWM Mode1
TIM2->CCER |=
TIM_CCER_CC1E |
TIM_CCER_CC2E |
TIM_CCER_CC3E |
TIM_CCER_CC4E
;
//TIM2->BDTR |= TIM_BDTR_MOE;
TIM2->CR1 |= TIM_CR1_CEN;
while(1)
{
for(i=0;i<800;i++)
{
TIM2->CCR1 = i;
Delay_mS(1);
}
for(i=0;i<800;i++)
{
TIM2->CCR2 = i;
Delay_mS(1);
}
for(i=0;i<800;i++)
{
TIM2->CCR3 = i;
Delay_mS(1);
}
for(i=0;i<800;i++)
{
TIM2->CCR4 = i;
Delay_mS(1);
}
for(i=800;i>0;i--)
{
TIM2->CCR1 = i;
Delay_mS(1);
}
for(i=800;i>0;i--)
{
TIM2->CCR2 = i;
Delay_mS(1);
}
for(i=800;i>0;i--)
{
TIM2->CCR3 = i;
Delay_mS(1);
}
for(i=800;i>0;i--)
{
TIM2->CCR4 = i;
Delay_mS(1);
}
}
return 0;
}
