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e-paper-display/bcm2835-1.71/e-Paper/STM32/STM32-F103ZET6/User/e-Paper/EPD_1in54b.c

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/*****************************************************************************
* | File : EPD_1in54b.c
* | Author : Waveshare team
* | Function : 1.54inch e-paper b
* | Info :
*----------------
* | This version: V3.1
* | Date : 2019-06-12
* | Info :
* -----------------------------------------------------------------------------
* V3.1(2019-06-12):
* 1.Change:
* lut_vcom0[] => EPD_1IN54_lut_vcom0[]
* lut_w[] => EPD_1IN54_lut_w[]
* lut_b[] => EPD_1IN54B_lut_b[]
* lut_g1[] => EPD_1IN54B_lut_g1[]
* lut_g2[] => EPD_1IN54B_lut_g2[]
* lut_vcom1[] => EPD_1IN54B_lut_vcom1[]
* lut_red0[] => EPD_1IN54B_lut_red0[]
* lut_red1[] => EPD_1IN54B_lut_red1[]
* EPD_Reset() => EPD_1IN54B_Reset()
* EPD_SendCommand() => EPD_1IN54B_SendCommand()
* EPD_SendData() => EPD_1IN54B_SendData()
* EPD_WaitUntilIdle() => EPD_1IN54B_ReadBusy()
* EPD_SetLutBw() => EPD_1IN54B_SetLutBw()
* EPD_SetLutBw => EPD_1IN54B_SetLutBw()
* EPD_Init() => EPD_1IN54B_Init()
* EPD_Clear() => EPD_1IN54B_Clear()
* EPD_Display() => EPD_1IN54B_Display()
* EPD_Sleep() => EPD_1IN54B_Sleep()
* -----------------------------------------------------------------------------
* V3.0(2019-04-24):
* 1.remove commands define:
* #define PANEL_SETTING 0x00
* #define POWER_SETTING 0x01
* #define POWER_OFF 0x02
* #define POWER_OFF_SEQUENCE_SETTING 0x03
* #define POWER_ON 0x04
* #define POWER_ON_MEASURE 0x05
* #define BOOSTER_SOFT_START 0x06
* #define DEEP_SLEEP 0x07
* #define DATA_START_TRANSMISSION_1 0x10
* #define DATA_STOP 0x11
* #define DISPLAY_REFRESH 0x12
* #define DATA_START_TRANSMISSION_2 0x13
* #define PLL_CONTROL 0x30
* #define TEMPERATURE_SENSOR_COMMAND 0x40
* #define TEMPERATURE_SENSOR_CALIBRATION 0x41
* #define TEMPERATURE_SENSOR_WRITE 0x42
* #define TEMPERATURE_SENSOR_READ 0x43
* #define VCOM_AND_DATA_INTERVAL_SETTING 0x50
* #define LOW_POWER_DETECTION 0x51
* #define TCON_SETTING 0x60
* #define TCON_RESOLUTION 0x61
* #define SOURCE_AND_GATE_START_SETTING 0x62
* #define GET_STATUS 0x71
* #define AUTO_MEASURE_VCOM 0x80
* #define VCOM_VALUE 0x81
* #define VCM_DC_SETTING_REGISTER 0x82
* #define PROGRAM_MODE 0xA0
* #define ACTIVE_PROGRAM 0xA1
* #define READ_OTP_DATA 0xA2
*
* -----------------------------------------------------------------------------
* V2.0(2018-10-30):
* 1.Remove:ImageBuff[EPD_1IN54B_HEIGHT * EPD_1IN54B_WIDTH / 8]
* 2.Change:EPD_Display(UBYTE *Image)
* Need to pass parameters: pointer to cached data
* 3.Change:
* EPD_RST -> EPD_RST_PIN
* EPD_DC -> EPD_DC_PIN
* EPD_CS -> EPD_CS_PIN
* EPD_BUSY -> EPD_BUSY_PIN
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documnetation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
******************************************************************************/
#include "EPD_1in54b.h"
#include "Debug.h"
const unsigned char EPD_1IN54B_lut_vcom0[] = {0x0E, 0x14, 0x01, 0x0A, 0x06, 0x04, 0x0A, 0x0A, 0x0F, 0x03, 0x03, 0x0C, 0x06, 0x0A, 0x00};
const unsigned char EPD_1IN54B_lut_w[] = {0x0E, 0x14, 0x01, 0x0A, 0x46, 0x04, 0x8A, 0x4A, 0x0F, 0x83, 0x43, 0x0C, 0x86, 0x0A, 0x04};
const unsigned char EPD_1IN54B_lut_b[] = {0x0E, 0x14, 0x01, 0x8A, 0x06, 0x04, 0x8A, 0x4A, 0x0F, 0x83, 0x43, 0x0C, 0x06, 0x4A, 0x04};
const unsigned char EPD_1IN54B_lut_g1[] = {0x8E, 0x94, 0x01, 0x8A, 0x06, 0x04, 0x8A, 0x4A, 0x0F, 0x83, 0x43, 0x0C, 0x06, 0x0A, 0x04};
const unsigned char EPD_1IN54B_lut_g2[] = {0x8E, 0x94, 0x01, 0x8A, 0x06, 0x04, 0x8A, 0x4A, 0x0F, 0x83, 0x43, 0x0C, 0x06, 0x0A, 0x04};
const unsigned char EPD_1IN54B_lut_vcom1[] = {0x03, 0x1D, 0x01, 0x01, 0x08, 0x23, 0x37, 0x37, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
const unsigned char EPD_1IN54B_lut_red0[] = {0x83, 0x5D, 0x01, 0x81, 0x48, 0x23, 0x77, 0x77, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
const unsigned char EPD_1IN54B_lut_red1[] = {0x03, 0x1D, 0x01, 0x01, 0x08, 0x23, 0x37, 0x37, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
/******************************************************************************
function : Software reset
parameter:
******************************************************************************/
static void EPD_1IN54B_Reset(void)
{
DEV_Digital_Write(EPD_RST_PIN, 1);
DEV_Delay_ms(100);
DEV_Digital_Write(EPD_RST_PIN, 0);
DEV_Delay_ms(2);
DEV_Digital_Write(EPD_RST_PIN, 1);
DEV_Delay_ms(100);
}
/******************************************************************************
function : send command
parameter:
Reg : Command register
******************************************************************************/
static void EPD_1IN54B_SendCommand(UBYTE Reg)
{
DEV_Digital_Write(EPD_DC_PIN, 0);
DEV_Digital_Write(EPD_CS_PIN, 0);
DEV_SPI_WriteByte(Reg);
DEV_Digital_Write(EPD_CS_PIN, 1);
}
/******************************************************************************
function : send data
parameter:
Data : Write data
******************************************************************************/
static void EPD_1IN54B_SendData(UBYTE Data)
{
DEV_Digital_Write(EPD_DC_PIN, 1);
DEV_Digital_Write(EPD_CS_PIN, 0);
DEV_SPI_WriteByte(Data);
DEV_Digital_Write(EPD_CS_PIN, 1);
}
/******************************************************************************
function : Wait until the busy_pin goes LOW
parameter:
******************************************************************************/
static void EPD_1IN54B_ReadBusy(void)
{
Debug("e-Paper busy\r\n");
while(1) {
if(DEV_Digital_Read(EPD_BUSY_PIN) == 1)
break;
}
DEV_Delay_ms(200);
Debug("e-Paper busy release\r\n");
}
/******************************************************************************
function : Set the look-up black and white tables
parameter:
******************************************************************************/
static void EPD_1IN54B_SetLutBw(void)
{
UWORD count;
EPD_1IN54B_SendCommand(0x20);// g vcom
for(count = 0; count < 15; count++) {
EPD_1IN54B_SendData(EPD_1IN54B_lut_vcom0[count]);
}
EPD_1IN54B_SendCommand(0x21);// g ww --
for(count = 0; count < 15; count++) {
EPD_1IN54B_SendData(EPD_1IN54B_lut_w[count]);
}
EPD_1IN54B_SendCommand(0x22);// g bw r
for(count = 0; count < 15; count++) {
EPD_1IN54B_SendData(EPD_1IN54B_lut_b[count]);
}
EPD_1IN54B_SendCommand(0x23);// g wb w
for(count = 0; count < 15; count++) {
EPD_1IN54B_SendData(EPD_1IN54B_lut_g1[count]);
}
EPD_1IN54B_SendCommand(0x24);// g bb b
for(count = 0; count < 15; count++) {
EPD_1IN54B_SendData(EPD_1IN54B_lut_g2[count]);
}
}
/******************************************************************************
function : Set the look-up red tables
parameter:
******************************************************************************/
static void EPD_1IN54B_SetLutRed(void)
{
UWORD count;
EPD_1IN54B_SendCommand(0x25);
for(count = 0; count < 15; count++) {
EPD_1IN54B_SendData(EPD_1IN54B_lut_vcom1[count]);
}
EPD_1IN54B_SendCommand(0x26);
for(count = 0; count < 15; count++) {
EPD_1IN54B_SendData(EPD_1IN54B_lut_red0[count]);
}
EPD_1IN54B_SendCommand(0x27);
for(count = 0; count < 15; count++) {
EPD_1IN54B_SendData(EPD_1IN54B_lut_red1[count]);
}
}
/******************************************************************************
function : Initialize the e-Paper register
parameter:
******************************************************************************/
void EPD_1IN54B_Init(void)
{
EPD_1IN54B_Reset();
EPD_1IN54B_SendCommand(0x01);// POWER_SETTING
EPD_1IN54B_SendData(0x07);
EPD_1IN54B_SendData(0x00);
EPD_1IN54B_SendData(0x08);
EPD_1IN54B_SendData(0x00);
EPD_1IN54B_SendCommand(0x06);// BOOSTER_SOFT_START
EPD_1IN54B_SendData(0x07);
EPD_1IN54B_SendData(0x07);
EPD_1IN54B_SendData(0x07);
EPD_1IN54B_SendCommand(0x04);// POWER_ON
EPD_1IN54B_ReadBusy();
EPD_1IN54B_SendCommand(0X00);// PANEL_SETTING
EPD_1IN54B_SendData(0xcf);
EPD_1IN54B_SendCommand(0X50);// VCOM_AND_DATA_INTERVAL_SETTING
EPD_1IN54B_SendData(0x37);// 0xF0
EPD_1IN54B_SendCommand(0x30);// PLL_CONTROL
EPD_1IN54B_SendData(0x39);
EPD_1IN54B_SendCommand(0x61);// TCON_RESOLUTION set x and y
EPD_1IN54B_SendData(0xC8);// 200
EPD_1IN54B_SendData(0x00);// y High eight: 0
EPD_1IN54B_SendData(0xC8);// y Low eight: 200
EPD_1IN54B_SendCommand(0x82);// VCM_DC_SETTING_REGISTER
EPD_1IN54B_SendData(0x0E);
EPD_1IN54B_SetLutBw();
EPD_1IN54B_SetLutRed();
}
/******************************************************************************
function : Clear screen
parameter:
******************************************************************************/
void EPD_1IN54B_Clear(void)
{
UWORD Width, Height;
Width = (EPD_1IN54B_WIDTH % 8 == 0)? (EPD_1IN54B_WIDTH / 8 ): (EPD_1IN54B_WIDTH / 8 + 1);
Height = EPD_1IN54B_HEIGHT;
//send black data
EPD_1IN54B_SendCommand(0x10);// DATA_START_TRANSMISSION_1
DEV_Delay_ms(2);
for(UWORD i = 0; i < Height; i++) {
for(UWORD i = 0; i < Width; i++) {
EPD_1IN54B_SendData(0xFF);
EPD_1IN54B_SendData(0xFF);
}
}
DEV_Delay_ms(2);
//send red data
EPD_1IN54B_SendCommand(0x13);// DATA_START_TRANSMISSION_2
DEV_Delay_ms(2);
for(UWORD i = 0; i < Height; i++) {
for(UWORD i = 0; i < Width; i++) {
EPD_1IN54B_SendData(0xFF);
}
}
DEV_Delay_ms(2);
EPD_1IN54B_SendCommand(0x12);// DISPLAY_REFRESH
EPD_1IN54B_ReadBusy();
}
/******************************************************************************
function : Sends the image buffer in RAM to e-Paper and displays
parameter:
******************************************************************************/
void EPD_1IN54B_Display(const UBYTE *blackimage, const UBYTE *redimage)
{
UBYTE Temp = 0x00;
UWORD Width, Height;
Width = (EPD_1IN54B_WIDTH % 8 == 0)? (EPD_1IN54B_WIDTH / 8 ): (EPD_1IN54B_WIDTH / 8 + 1);
Height = EPD_1IN54B_HEIGHT;
EPD_1IN54B_SendCommand(0x10);// DATA_START_TRANSMISSION_1
for (UWORD j = 0; j < Height; j++) {
for (UWORD i = 0; i < Width; i++) {
Temp = 0x00;
for (int bit = 0; bit < 4; bit++) {
if ((blackimage[i + j * Width] & (0x80 >> bit)) != 0) {
Temp |= 0xC0 >> (bit * 2);
}
}
EPD_1IN54B_SendData(Temp);
Temp = 0x00;
for (int bit = 4; bit < 8; bit++) {
if ((blackimage[i + j * Width] & (0x80 >> bit)) != 0) {
Temp |= 0xC0 >> ((bit - 4) * 2);
}
}
EPD_1IN54B_SendData(Temp);
}
}
DEV_Delay_ms(2);
EPD_1IN54B_SendCommand(0x13);// DATA_START_TRANSMISSION_2
for (UWORD j = 0; j < Height; j++) {
for (UWORD i = 0; i < Width; i++) {
EPD_1IN54B_SendData(redimage[i + j * Width]);
}
}
DEV_Delay_ms(2);
//Display refresh
EPD_1IN54B_SendCommand(0x12);// DISPLAY_REFRESH
EPD_1IN54B_ReadBusy();
}
/******************************************************************************
function : Enter sleep mode
parameter:
******************************************************************************/
void EPD_1IN54B_Sleep(void)
{
EPD_1IN54B_SendCommand(0x50);// VCOM_AND_DATA_INTERVAL_SETTING
EPD_1IN54B_SendData(0x17);
EPD_1IN54B_SendCommand(0x82);// VCM_DC_SETTING_REGISTER
EPD_1IN54B_SendData(0x00);
EPD_1IN54B_SendCommand(0x01);// POWER_SETTING
EPD_1IN54B_SendData(0x02);
EPD_1IN54B_SendData(0x00);
EPD_1IN54B_SendData(0x00);
EPD_1IN54B_SendData(0x00);
EPD_1IN54B_ReadBusy();
DEV_Delay_ms(1000);
EPD_1IN54B_SendCommand(0x02);// POWER_OFF
}
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