mirror of
https://github.com/jhbruhn/eurorack.git
synced 2025-03-15 02:55:49 +00:00
97 lines
2.1 KiB
C++
97 lines
2.1 KiB
C++
#include <stm32f37x_conf.h>
|
|
|
|
#include "drivers/display.h"
|
|
#include "drivers/gpio.h"
|
|
|
|
using namespace stmlib;
|
|
|
|
GPIO gpio;
|
|
Display display;
|
|
|
|
// Default interrupt handlers.
|
|
extern "C" {
|
|
void NMI_Handler() {}
|
|
void HardFault_Handler()
|
|
{
|
|
while (1)
|
|
;
|
|
}
|
|
void MemManage_Handler()
|
|
{
|
|
while (1)
|
|
;
|
|
}
|
|
void BusFault_Handler()
|
|
{
|
|
while (1)
|
|
;
|
|
}
|
|
void UsageFault_Handler()
|
|
{
|
|
while (1)
|
|
;
|
|
}
|
|
void SVC_Handler() {}
|
|
void DebugMon_Handler() {}
|
|
void PendSV_Handler() {}
|
|
|
|
// called every 1ms
|
|
void SysTick_Handler()
|
|
{
|
|
}
|
|
}
|
|
|
|
void Init(void)
|
|
{
|
|
SystemInit();
|
|
NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x1000);
|
|
|
|
RCC_APB2PeriphClockCmd(
|
|
RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB | RCC_APB2Periph_GPIOC | RCC_APB2Periph_TIM1 | RCC_APB2Periph_USART1, ENABLE);
|
|
RCC_APB1PeriphClockCmd(RCC_APB1Periph_SPI2, ENABLE);
|
|
TIM_TimeBaseInitTypeDef timer_init;
|
|
timer_init.TIM_Period = F_CPU / (48000 * 4) - 1;
|
|
timer_init.TIM_Prescaler = 0;
|
|
timer_init.TIM_ClockDivision = TIM_CKD_DIV1;
|
|
timer_init.TIM_CounterMode = TIM_CounterMode_Up;
|
|
timer_init.TIM_RepetitionCounter = 0;
|
|
TIM_InternalClockConfig(TIM1);
|
|
TIM_TimeBaseInit(TIM1, &timer_init);
|
|
TIM_Cmd(TIM1, ENABLE);
|
|
|
|
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2); // 2.2 priority split.
|
|
|
|
// DAC interrupt is given highest priority
|
|
NVIC_InitTypeDef timer_interrupt;
|
|
timer_interrupt.NVIC_IRQChannel = TIM1_UP_IRQn;
|
|
timer_interrupt.NVIC_IRQChannelPreemptionPriority = 0;
|
|
timer_interrupt.NVIC_IRQChannelSubPriority = 0;
|
|
timer_interrupt.NVIC_IRQChannelCmd = ENABLE;
|
|
NVIC_Init(&timer_interrupt);
|
|
|
|
SysTick_Config(F_CPU / 8000);
|
|
|
|
gpio.Init();
|
|
// asm("bkpt #0");
|
|
display.Init();
|
|
}
|
|
|
|
int main(void)
|
|
{
|
|
Init();
|
|
while (1) {
|
|
for (int x = 0; x < DISPLAY_WIDTH; x++)
|
|
for (int y = 0; y < DISPLAY_HEIGHT; y++) {
|
|
display.WritePixel(x, y, 0xff);
|
|
display.WritePixel(DISPLAY_WIDTH - x, DISPLAY_WIDTH - y, 0xff);
|
|
}
|
|
display.Update();
|
|
// hi
|
|
gpio.Write(GPIO_PIN(GATE_OUT_1), 0);
|
|
gpio.Write(GPIO_PIN(GATE_OUT_2), 0);
|
|
gpio.Write(GPIO_PIN(GATE_OUT_3), 0);
|
|
gpio.Write(GPIO_PIN(GATE_OUT_4), 0);
|
|
gpio.Write(GPIO_PIN(GATE_OUT_5), 0);
|
|
gpio.Write(GPIO_PIN(GATE_OUT_6), 0);
|
|
}
|
|
}
|