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view Discovery/Src/display.c @ 927:908d9a8e8c84 Evo_2_23

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Cleanup Internal Uart: The internal UART was using the wrong UART RX channel. In addition the compile switches have been updated to allow GNSS data flow if new GPIO config is available or if GNSS is enabled for the external UART.
author Ideenmodellierer
date Tue, 26 Nov 2024 21:01:13 +0100
parents 8d3f3a635397
children
line wrap: on
line source


#include "stm32f4xx_hal.h" /* for HAL_Delay() */
#include "ostc.h"
#include "display.h"

#define TFT_ENABLE_EXTENDED_COMMANDS	0xB9
#define TFT_SET_POWER					0xB1
#define TFT_SLEEP_OUT					0x11
#define TFT_DISPLAY_INVERSION_OFF		0x20
#define TFT_MEMORY_ACCESS_ONTROL		0x36
#define TFT_INTERFACE_PIXEL_FORMAT		0x3A
#define TFT_SET_RGB_INTERFACE_RELATED	0xB3
#define TFT_SET_DISPLAY_WAVEFORM		0xB4
#define TFT_SET_PANEL					0xCC
#define TFT_SET_GAMMA_CURVE_RELATED		0xE0
#define TFT_DISPLAY_ON					0x29
#define TFT_DISPLAY_OFF					0x28
#define TFT_SLEEP_IN					0x10

#define OLED_SCTE_SET_31h				0x31		// 0x0008
#define OLED_WCWE_SET_32h				0x32		// 0x0014
#define OLED_GATELESS1_30h				0x30		// 0x0002
#define OLED_GATELESS2_27h				0x27		// 0x0000
#define	OLED_OSCILLATOR					0x11		// 0x00A1
#define OLED_VBP_SET_12h				0x12		// 0x0008
#define OLED_VFP_SET_13h				0x13		// 0x0008
#define OLED_DISPLAY_CON_15h			0x15		// 0x0000
#define OLED_COLOR_DEPTH_SET_16h		0x16		// 0x0000
#define OLED_PENTILE_KEY_EFh			0xEF		// 0x00D0 or 0x00E8
#define	OLED_PENTILE1_A0h				0xA0		// 0x0063
#define	OLED_PENTILE2_A1h				0xA1		// 0x00C0
#define	OLED_PENTILE3_A2h				0xA2		// 0x0032
#define	OLED_PENTILE4_A3h				0xA3		// 0x0002
#define	OLED_BRIGHTNESS_CTRL_39h		0x39		// 0044h
// gamma table 0x40 - 0x66
#define OLED_BOOSTING_FREQ				0x17		// 0x0022
#define OLED_AMP_SET_18h				0x18		// 0x0033
#define OLED_GAMMA_AMP_19h				0x19		// 0x0003
#define OLED_POWER_CONTROL2_1Ah			0x1A		// 0x0001
#define	OLED_POWER_CONTROL2_1Bh			0x1B		//
#define	OLED_POWER_CONTROL2_1Ch			0x1C		//
#define OLED_INTERNAL_LOGIC_VOLTAGE		0x22		// VCC*0,65 = 3,3V * 0,55 = 0x00A2
#define OLED_POWER_SET					0x23		// VC1OUT = VCI X 0.98 (default) = 0x00
#define OLED_POWER_SET2					0x24		// VREG2OUT = 5,4V, VREG1OUT = 4,2V =0x77
#define OLED_DISPLAY_CONDITION_SET_26h	0x26		// 0x00A0
#define	OLED_STB_BY_OFF_1Dh				0x1D		// 00A0 + 300ms wait
#define	OLED_DDISP_ON_14h				0x14		// 0003

static void Display_Error_Handler(void);
static void display_power_on__2_of_2__post_RGB_display0(void);
static void display_power_on__2_of_2__post_RGB_display1(void);
void display_1_brightness_max(void);
void display_1_brightness_high(void);
void display_1_brightness_std(void);
void display_1_brightness_eco(void);
void display_1_brightness_cave(void);

static uint8_t receive_screen();
uint8_t brightness_screen1;

void display_power_on__1_of_2__pre_RGB(void)
{
	uint8_t aTxBuffer[3];
	/* reset system */
	HAL_GPIO_WritePin(DISPLAY_CSB_GPIO_PORT,DISPLAY_CSB_PIN,GPIO_PIN_SET); // chip select

	HAL_GPIO_WritePin(DISPLAY_RESETB_GPIO_PORT,DISPLAY_RESETB_PIN,GPIO_PIN_RESET);
	HAL_Delay(10);
	HAL_GPIO_WritePin(DISPLAY_RESETB_GPIO_PORT,DISPLAY_RESETB_PIN,GPIO_PIN_SET);
	HAL_Delay(25);

	// check for new screen
	aTxBuffer[0] = 0x71;	// Read internal register
	if (receive_screen((uint8_t*)aTxBuffer) == 0x27)		// chip Index (=0x27 for new screen)
	{
		SetDisplayVersion(DISPLAY_VERSION_NEW);
	}
	else
	{	// re-reset the screen to be sure the 0x71 command did nothing
		HAL_GPIO_WritePin(DISPLAY_RESETB_GPIO_PORT,DISPLAY_RESETB_PIN,GPIO_PIN_RESET);
		HAL_Delay(10);
		HAL_GPIO_WritePin(DISPLAY_RESETB_GPIO_PORT,DISPLAY_RESETB_PIN,GPIO_PIN_SET);
		HAL_Delay(25);

		SetDisplayVersion(DISPLAY_VERSION_LCD);
	}

	/* RGB signals should be now for 2 frames or more (datasheet) */
}


static void send(uint8_t *pData, uint16_t inputlength)
{
	HAL_GPIO_WritePin(DISPLAY_CSB_GPIO_PORT,DISPLAY_CSB_PIN,GPIO_PIN_RESET); // chip select

	if(HAL_SPI_Transmit(&hspiDisplay,(uint8_t*)pData, inputlength, 10000) != HAL_OK)
		Display_Error_Handler();

	while (HAL_SPI_GetState(&hspiDisplay) != HAL_SPI_STATE_READY)
  {
  }
	HAL_GPIO_WritePin(DISPLAY_CSB_GPIO_PORT,DISPLAY_CSB_PIN,GPIO_PIN_SET); // chip select
}

static uint8_t receive_screen(uint8_t *pData)
{
	uint8_t byte;
	HAL_GPIO_WritePin(DISPLAY_CSB_GPIO_PORT,DISPLAY_CSB_PIN,GPIO_PIN_RESET); // chip select
	if(HAL_SPI_Transmit(&hspiDisplay,(uint8_t*)pData, 1, 10000) != HAL_OK)
		Display_Error_Handler();
	while (HAL_SPI_GetState(&hspiDisplay) != HAL_SPI_STATE_READY)
  {
  }
	if(HAL_SPI_Receive(&hspiDisplay, &byte, 1, 10000) != HAL_OK)
		Display_Error_Handler();
	while (HAL_SPI_GetState(&hspiDisplay) != HAL_SPI_STATE_READY)
  {
  }
	HAL_GPIO_WritePin(DISPLAY_CSB_GPIO_PORT,DISPLAY_CSB_PIN,GPIO_PIN_SET); // chip select
	return byte;
}


static uint16_t convert8to9to8(uint8_t *pInput, uint8_t *pOutput,uint16_t inputlength)
{
	uint16_t outputlength;
	uint8_t readbit =  0x80;//0b1000000;
	uint8_t writebit = 0x40;//0b0100000;
	uint16_t i,j,k;

	outputlength = ((inputlength+7)/8)*9;

	for(i=0;i<outputlength;i++)
		pOutput[i] = 0;

	k = 0;
	for(i=0;i<inputlength;i++)
	{
		if(i != 0)
		{
			pOutput[k] |= writebit; // 9. bit
			writebit = writebit >> 1;
			if(writebit == 0)
			{
				writebit = 0x80;
				k++;
			}
		}
		for(j=0;j<8;j++)
		{
			if((pInput[i] & readbit) != 0)
			{
				pOutput[k] |= writebit;
			}
			readbit = readbit >> 1;
			if(readbit == 0)
				readbit = 0x80;
			writebit = writebit >> 1;
			if(writebit == 0)
			{
				writebit = 0x80;
				k++;
			}
		}
	}
	return outputlength;
}

void display_power_off(void)
{
	if (isNewDisplay())
		{
		uint8_t aTxBuffer[3];

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = OLED_DDISP_ON_14h;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x00;
		send((uint8_t*)aTxBuffer, 2);
		HAL_Delay(25);
		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = OLED_STB_BY_OFF_1Dh;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0xA1;
		send((uint8_t*)aTxBuffer, 2);
		HAL_Delay(200);
		HAL_GPIO_WritePin(DISPLAY_RESETB_GPIO_PORT,DISPLAY_RESETB_PIN,GPIO_PIN_RESET);
		}
	else
	{
		// display 0
	}
}


void display_power_on__2_of_2__post_RGB(void)
{
	if (isNewDisplay())
		{
		display_power_on__2_of_2__post_RGB_display1();
		}
		else
		{
		display_power_on__2_of_2__post_RGB_display0();
		}
}

 void display_power_on__2_of_2__post_RGB_display0(void)
{

	uint8_t aTxBuffer[32];
	uint8_t bTxBuffer[36];
	uint16_t i,length;

	for(i=0;i<32;i++)
		aTxBuffer[i] = 0;
	for(i=0;i<36;i++)
		bTxBuffer[i] = 0;

	aTxBuffer[0] = TFT_ENABLE_EXTENDED_COMMANDS;
	aTxBuffer[1] = 0xFF;
	aTxBuffer[2] = 0x83;
	aTxBuffer[3] = 0x63;
	length = convert8to9to8((uint8_t*)aTxBuffer,(uint8_t*)bTxBuffer,4);
	send((uint8_t*)bTxBuffer, length);

	aTxBuffer[0] = TFT_SET_POWER;
	aTxBuffer[1] = 0x81;
	aTxBuffer[2] = 0x24;
	aTxBuffer[3] = 0x04;
	aTxBuffer[4] = 0x02;
	aTxBuffer[5] = 0x02;
	aTxBuffer[6] = 0x03;
	aTxBuffer[7] = 0x10;
	aTxBuffer[8] = 0x10;
	aTxBuffer[9] = 0x34;
	aTxBuffer[10] = 0x3C;
	aTxBuffer[11] = 0x3F;
	aTxBuffer[12] = 0x3F;
	length = convert8to9to8((uint8_t*)aTxBuffer,(uint8_t*)bTxBuffer,13);
	send((uint8_t*)bTxBuffer, length);

	aTxBuffer[0] = TFT_SLEEP_OUT;
	length = convert8to9to8((uint8_t*)aTxBuffer,(uint8_t*)bTxBuffer,1);
	send((uint8_t*)bTxBuffer, length);
	HAL_Delay(5+1);

	aTxBuffer[0] = TFT_DISPLAY_INVERSION_OFF;
	length = convert8to9to8((uint8_t*)aTxBuffer,(uint8_t*)bTxBuffer,1);
	send((uint8_t*)bTxBuffer, length);

	aTxBuffer[0] = TFT_MEMORY_ACCESS_ONTROL;
	aTxBuffer[1] = 0x00;
	length = convert8to9to8((uint8_t*)aTxBuffer,(uint8_t*)bTxBuffer,2);
	send((uint8_t*)bTxBuffer, length);

	aTxBuffer[0] = TFT_INTERFACE_PIXEL_FORMAT;
	aTxBuffer[1] = 0x70;
	length = convert8to9to8((uint8_t*)aTxBuffer,(uint8_t*)bTxBuffer,2);
	send((uint8_t*)bTxBuffer, length);
	HAL_Delay(120+20);

	aTxBuffer[0] = TFT_SET_POWER;
	aTxBuffer[1] = 0x78;
	aTxBuffer[2] = 0x24;
	aTxBuffer[3] = 0x04,
	aTxBuffer[4] = 0x02;
	aTxBuffer[5] = 0x02;
	aTxBuffer[6] = 0x03;
	aTxBuffer[7] = 0x10;
	aTxBuffer[8] = 0x10;
	aTxBuffer[9] = 0x34;
	aTxBuffer[10] = 0x3C;
	aTxBuffer[11] = 0x3F;
	aTxBuffer[12] = 0x3F;
	length = convert8to9to8((uint8_t*)aTxBuffer,(uint8_t*)bTxBuffer,13);
	send((uint8_t*)bTxBuffer, length);

	aTxBuffer[0] = TFT_SET_RGB_INTERFACE_RELATED;
	aTxBuffer[1] = 0x01;
	length = convert8to9to8((uint8_t*)aTxBuffer,(uint8_t*)bTxBuffer,2);
	send((uint8_t*)bTxBuffer, length);

	aTxBuffer[0] = TFT_SET_DISPLAY_WAVEFORM;
	aTxBuffer[1] = 0x00;
	aTxBuffer[2] = 0x08;
	aTxBuffer[3] = 0x56;
	aTxBuffer[4] = 0x07;
	aTxBuffer[5] = 0x01;
	aTxBuffer[6] = 0x01;
	aTxBuffer[7] = 0x4D;
	aTxBuffer[8] = 0x01;
	aTxBuffer[9] = 0x42;
	length = convert8to9to8((uint8_t*)aTxBuffer,(uint8_t*)bTxBuffer,10);
	send((uint8_t*)bTxBuffer, length);

	aTxBuffer[0] = TFT_SET_PANEL;
	aTxBuffer[1] = 0x0B;
	length = convert8to9to8((uint8_t*)aTxBuffer,(uint8_t*)bTxBuffer,2);
	send((uint8_t*)bTxBuffer, length);

	aTxBuffer[0] = TFT_SET_GAMMA_CURVE_RELATED;
	aTxBuffer[1] = 0x01;
	aTxBuffer[2] = 0x48;
	aTxBuffer[3] = 0x4D;
	aTxBuffer[4] = 0x4E;
	aTxBuffer[5] = 0x58;
	aTxBuffer[6] = 0xF6;
	aTxBuffer[7] = 0x0B;
	aTxBuffer[8] = 0x4E;
	aTxBuffer[9] = 0x12;
	aTxBuffer[10] = 0xD5;
	aTxBuffer[11] = 0x15;
	aTxBuffer[12] = 0x95;
	aTxBuffer[13] = 0x55;
	aTxBuffer[14] = 0x8E;
	aTxBuffer[15] = 0x11;
	aTxBuffer[16] = 0x01;
	aTxBuffer[17] = 0x48;
	aTxBuffer[18] = 0x4D;
	aTxBuffer[19] = 0x55;
	aTxBuffer[20] = 0x5F;
	aTxBuffer[21] = 0xFD;
	aTxBuffer[22] = 0x0A;
	aTxBuffer[23] = 0x4E;
	aTxBuffer[24] = 0x51;
	aTxBuffer[25] = 0xD3;
	aTxBuffer[26] = 0x17;
	aTxBuffer[27] = 0x95;
	aTxBuffer[28] = 0x96;
	aTxBuffer[29] = 0x4E;
	aTxBuffer[30] = 0x11;
	length = convert8to9to8((uint8_t*)aTxBuffer,(uint8_t*)bTxBuffer,31);
	send((uint8_t*)bTxBuffer, length);
	HAL_Delay(5+1);

	aTxBuffer[0] = TFT_DISPLAY_ON;
	length = convert8to9to8((uint8_t*)aTxBuffer,(uint8_t*)bTxBuffer,1);
	send((uint8_t*)bTxBuffer, length);
}


void display_power_on__2_of_2__post_RGB_display1(void)
{
	uint8_t aTxBuffer[3];

	aTxBuffer[0] = 0x71;	// Read chip Index & revision number
	aTxBuffer[1] = 0x00;	// Dummy write - reads out 0x27
	aTxBuffer[1] = 0x00;	// Dummy write - reads out 0x96
	send((uint8_t*)aTxBuffer, 3);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_OSCILLATOR;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0xA4;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_SCTE_SET_31h;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x08;//8
	send((uint8_t*)aTxBuffer, 2);

	/*//debug read
	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_SCTE_SET_31h;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x73;	// Read internal register
	aTxBuffer[1] = 0x00;	// Dummy write - reads out 0x08 (The just-set OLED_SCTE_SET value)
	send((uint8_t*)aTxBuffer, 2);
	*/

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_WCWE_SET_32h;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x14;//14
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_GATELESS1_30h;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x02;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_GATELESS2_27h;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x01;
	send((uint8_t*)aTxBuffer, 2);


	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_VBP_SET_12h;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x08;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_VFP_SET_13h;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x08;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_DISPLAY_CON_15h;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x01;		//SS=0
	//aTxBuffer[1] = 0x11;		//SS=1
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_COLOR_DEPTH_SET_16h;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_PENTILE_KEY_EFh;	// write-only register...
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0xD0;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0xE8;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_PENTILE1_A0h;	// write-only register...
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x63;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_PENTILE2_A1h;	// write-only register...
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0xC0;				// SID1&SID0=00
//	aTxBuffer[1] = 0xC4;				// SID1&SID0=01    CC C8 C4 C0
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_PENTILE3_A2h;	// write-only register...
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x32;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_PENTILE4_A3h;	// write-only register...
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x02;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_BRIGHTNESS_CTRL_39h;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x44;//44
	send((uint8_t*)aTxBuffer, 2);


	display_1_brightness_std();			// boot brightness


	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_BOOSTING_FREQ;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x22;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_AMP_SET_18h;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x22;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_GAMMA_AMP_19h;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x02;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_POWER_CONTROL2_1Ah;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	/*
	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_POWER_CONTROL2_1Bh;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x4B;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_POWER_CONTROL2_1Ch;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x05;
	send((uint8_t*)aTxBuffer, 2);
	*/

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_INTERNAL_LOGIC_VOLTAGE;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0xA2;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_POWER_SET;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_POWER_SET2;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x77;
	send((uint8_t*)aTxBuffer, 2);


	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_DISPLAY_CONDITION_SET_26h;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0xA0;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_STB_BY_OFF_1Dh;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0xA0;
	send((uint8_t*)aTxBuffer, 2);

	HAL_Delay(250);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = OLED_DDISP_ON_14h;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x03;
	send((uint8_t*)aTxBuffer, 2);
}

void display_1_brightness_max(void)
{
	uint8_t aTxBuffer[3];

	if (brightness_screen1 == 4)
	{
		// do nothing
	}
	else
	{
		// GAMMA L=250
		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x40;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x00;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x41;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x3F;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x42;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x2A;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x43;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x27;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x44;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x27;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x45;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x1F;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x46;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x44;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x50;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x00;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x51;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x00;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x52;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x17;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x53;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x24;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x54;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x26;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x55;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x1F;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x56;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x43;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x60;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x00;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x61;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x3F;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x62;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x2A;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x63;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x25;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x64;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x24;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x65;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x1B;
		send((uint8_t*)aTxBuffer, 2);

		aTxBuffer[0] = 0x70;
		aTxBuffer[1] = 0x66;
		send((uint8_t*)aTxBuffer, 2);
		aTxBuffer[0] = 0x72;
		aTxBuffer[1] = 0x5C;
		send((uint8_t*)aTxBuffer, 2);

		brightness_screen1=4;
	}
}

void display_1_brightness_high(void)
{
	uint8_t aTxBuffer[3];
	if (brightness_screen1 == 3)
	{
		// do nothing
	}
	else
	{
	// GAMMA L=200
	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x40;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x41;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x3F;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x42;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x2A;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x43;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x27;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x44;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x27;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x45;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x1F;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x46;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x44;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x50;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x51;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x52;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x17;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x53;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x24;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x54;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x26;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x55;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x1F;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x56;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x43;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x60;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x61;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x3F;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x62;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x2A;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x63;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x25;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x64;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x24;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x65;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x1B;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x66;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x5C;
	send((uint8_t*)aTxBuffer, 2);

	brightness_screen1=3;
	}
}


void display_1_brightness_std(void)
{
	uint8_t aTxBuffer[3];

	if (brightness_screen1 == 2)
	{
		// do nothing
	}
	else
	{
	// GAMMA L=150
	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x40;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x41;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x3F;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x42;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x2D;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x43;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x29;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x44;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x28;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x45;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x23;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x46;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x37;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x50;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x51;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x52;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x0B;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x53;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x25;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x54;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x28;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x55;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x22;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x56;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x36;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x60;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x61;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x3F;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x62;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x2B;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x63;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x28;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x64;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x26;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x65;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x1F;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x66;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x4A;
	send((uint8_t*)aTxBuffer, 2);

	brightness_screen1=2;
	}
}

void display_1_brightness_eco(void)
{
	uint8_t aTxBuffer[3];

	if (brightness_screen1 == 1)
	{
		// do nothing
	}
	else
	{
	// GAMMA L=100
	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x40;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x41;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x3F;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x42;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x30;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x43;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x2A;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x44;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x2B;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x45;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x24;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x46;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x2F;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x50;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x51;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x52;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x53;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x25;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x54;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x29;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x55;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x24;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x56;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x2E;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x60;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x61;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x3F;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x62;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x2F;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x63;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x29;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x64;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x29;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x65;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x21;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x66;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x3F;
	send((uint8_t*)aTxBuffer, 2);

	brightness_screen1=1;
	}
}

void display_1_brightness_cave(void)
{
	uint8_t aTxBuffer[3];

	if (brightness_screen1 == 0)
	{
		// do nothing
	}
	else
	{
	// GAMMA L=50
	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x40;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x41;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x3F;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x42;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x3C;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x43;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x2C;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x44;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x2D;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x45;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x27;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x46;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x24;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x50;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x51;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x52;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x53;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x22;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x54;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x2A;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x55;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x27;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x56;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x23;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x60;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x00;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x61;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x3F;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x62;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x3B;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x63;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x2C;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x64;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x2B;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x65;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x24;
	send((uint8_t*)aTxBuffer, 2);

	aTxBuffer[0] = 0x70;
	aTxBuffer[1] = 0x66;
	send((uint8_t*)aTxBuffer, 2);
	aTxBuffer[0] = 0x72;
	aTxBuffer[1] = 0x31;
	send((uint8_t*)aTxBuffer, 2);

	brightness_screen1=0;
	}
}

static void Display_Error_Handler(void)
{
  //while(1)
  {
  }
}