#include <stm32f10x.h>
#include <armv30_std.h>
#include <Nextion.h>
#include "nex_ui.h"


//---------------------Alias-Defines------------------------

#define BITBAND_PERI(a,b) ((PERIPH_BB_BASE + (a-PERIPH_BASE)*32 + (b*4)))

#define FEHLER *((volatile unsigned long *)(BITBAND_PERI(GPIOC_ODR,1))) // V3
#define LEERBLASEN *((volatile unsigned long *)(BITBAND_PERI(GPIOC_ODR,2))) // V4
#define FEIN *((volatile unsigned long *)(BITBAND_PERI(GPIOC_ODR,13))) // V5
#define GROB *((volatile unsigned long *)(BITBAND_PERI(GPIOB_ODR,7))) // V6
#define PUMPE *((volatile unsigned long *)(BITBAND_PERI(GPIOB_ODR,6))) // V7

//----------------------------------------------------------

void SysTick_Handler()
{
	STD_IncTick();
}
	
void PortConfig(void)
{
	RCC -> APB2ENR |= RCC_APB2ENR_IOPCEN; //Takt für Port C aktivieren
	RCC -> APB2ENR |= RCC_APB2ENR_IOPBEN; //Takt für Port B aktivieren
	RCC -> APB2ENR |= RCC_APB2ENR_IOPAEN; //Takt für Port A aktivieren
																
	GPIOC -> CRL &= 0x00000000;
	GPIOC -> CRL = 0x22222222;
	GPIOC -> CRH = 0x22222222;
	
	GPIOB -> CRL &= 0x00000000;
	GPIOB -> CRL = 0x22222222;
	
	GPIOA -> CRL &= 0x00000000;
	GPIOA -> CRL = 0x22222222;
}

void uart2_init(void)
{	
	RCC->APB2ENR |= RCC_APB2ENR_AFIOEN | RCC_APB2ENR_IOPAEN;
  RCC->APB1ENR |= 0x20000; // UART2 Taktversorgung
	
	GPIOA->CRL &= 0xFFFFF0FF;
	GPIOA->CRL |= 0xB00;
	
	GPIOA->CRL &= 0xFFFF0FFF;
	GPIOA->CRL |= 0x4000;
	
	USART2->CR1 &= ~0x1000; // M:--> Start bit, 8 Data bits, n Stop bit 
	USART2->CR1 &= ~0x0400; // PCE: 0: Parity control disabled 
	USART2->CR2 &= ~0x3000; // STOP: 00: 1 Stop bit afungsbil 
	USART2->BRR = 0x1D4C; // set Baudrate to 9600 Baud (SysClk 72Mhz) 
	USART2->CR1 |= 0x0C; // enable Receiver and Transmitter 
	USART2->CR1 |= 0x2000; // Set USART Enable Bit
	
}

void uart2_putChar(char zeichen)
{
	while(!((USART2->SR & 0x80) == 0x80));
	USART2->DR = zeichen;
}

void uart2_putString(char* string)
{
	while(*string)
	{
		uart2_putChar(*string++);
	}
}

char uart2_getChar(void)
{
	while(!(USART2->SR & 0x20));
	return ((char) (USART2->DR & 0xFF));
}

int main(void) 
{
	PortConfig();
	uart2_init();
	
	Nex_Init(0);      
	Init_Nex_UI();   
	
	uart2_putString("Dosieranlage V01 ");

	while(1) 
	{
		Nex_Event_Loop(nextlisten_list);   // Touch Event ?
		wait_sys_ms(1);	
		
		FEHLER = 1;	
		LEERBLASEN = 1;
		FEIN = 1;
		GROB = 1;
		PUMPE = 1;
		
		Nex_Event_Loop(nextlisten_list);
		wait_sys_ms(1);
		
		FEHLER = 0;	
		LEERBLASEN = 0;
		FEIN = 0;
		GROB = 0;
		PUMPE = 0;
	}	
}