ClimaData-Recorder/DEV_Config.cpp at main · AchimJenne/ClimaData-Recorder · GitHub

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/*****************************************************************************
* | File      	:	DEV_Config.c
* | Author      :   Waveshare team
* | Function    :	Show SDcard BMP picto LCD
* | Info        :
*   Provide the hardware underlying interface
*----------------
* |	This version:   V1.0
* | Date        :   2018-01-11
* | Info        :   Basic version
*
******************************************************************************/
#include "DEV_Config.h"

void DEV_Digital_Write(UWORD Pin, UBYTE Value)
{
	gpio_put(Pin, Value);
}

UBYTE DEV_Digital_Read(UWORD Pin)
{
	return gpio_get(Pin);
}

/**
 * GPIO Mode
**/
void DEV_GPIO_Mode(UWORD Pin, UWORD Mode)
{
    gpio_init(Pin);
    if(Mode == 0 || Mode == GPIO_IN) {
        gpio_set_dir(Pin, GPIO_IN);
    } else {
        gpio_set_dir(Pin, GPIO_OUT);
    }
}

void DEV_GPIO_Init(void)
{
	DEV_GPIO_Mode(LCD_RST_PIN, GPIO_OUT);
  DEV_GPIO_Mode(LCD_DC_PIN,  GPIO_OUT);
  DEV_GPIO_Mode(LCD_BKL_PIN, GPIO_OUT);
  DEV_GPIO_Mode(LCD_CS_PIN,  GPIO_OUT);
  DEV_GPIO_Mode(TP_CS_PIN,   GPIO_OUT);
  DEV_GPIO_Mode(TP_IRQ_PIN,  GPIO_IN);
  DEV_GPIO_Mode(SD_CS_PIN,   GPIO_OUT);
	gpio_set_pulls(TP_IRQ_PIN, true, false);

  gpio_put(TP_CS_PIN ,  1);
  gpio_put(LCD_CS_PIN,  1);
  gpio_put(LCD_BKL_PIN, 1);
  gpio_put(SD_CS_PIN,   1);
}

/*******************************************************************************
function:	System Init
note:	Initialize the communication method
*******************************************************************************/
uint8_t System_Init(void)
{
	//stdio_init_all();
	DEV_GPIO_Init();
	spi_init(SPI_PORT, SPI_SPD);
	gpio_set_function(LCD_CLK_PIN,  GPIO_FUNC_SPI);
	gpio_set_function(LCD_MOSI_PIN, GPIO_FUNC_SPI);
	gpio_set_function(LCD_MISO_PIN, GPIO_FUNC_SPI);
  return 0;
}

void System_Exit(void)
{

}

/*********************************************
function:	Hardware interface
note:
	SPI4W_Write_Byte(value) :
		Register hardware SPI
*********************************************/
uint8_t SPI4W_Write_Byte(uint8_t value)
{
	uint8_t rxDat;
	spi_write_read_blocking(spi1, &value, &rxDat, 1);
  return rxDat;
}

uint8_t SPI4W_Read_Byte(uint8_t value)
{
	return SPI4W_Write_Byte(value);
}

/*******************************************************************************
function:	Delay function
note:
	Driver_Delay_ms(xms) : Delay x ms
	Driver_Delay_us(xus) : Delay x us
*******************************************************************************/
void Driver_Delay_ms(uint32_t xms)
{
	sleep_ms(xms);
}

void Driver_Delay_us(uint32_t xus)
{
  sleep_us(xus);
}