297 lines
9.4 KiB
C
297 lines
9.4 KiB
C
/*****************************************************************************
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* | File : EPD_4in01f.c
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* | Author : Waveshare team
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* | Function : 4.01inch e-paper
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* | Info :
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*----------------
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* | This version: V1.0
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* | Date : 2020-11-06
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* | Info :
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* -----------------------------------------------------------------------------
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documnetation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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#
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******************************************************************************/
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#include "EPD_4in01f.h"
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/******************************************************************************
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function:
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hardware reset
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******************************************************************************/
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static void EPD_4IN01F_Reset(void)
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{
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DEV_Digital_Write(EPD_RST_PIN, 1);
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DEV_Delay_ms(200);
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DEV_Digital_Write(EPD_RST_PIN, 0);
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DEV_Delay_ms(2);
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DEV_Digital_Write(EPD_RST_PIN, 1);
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DEV_Delay_ms(200);
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}
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/******************************************************************************
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function:
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send Command
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******************************************************************************/
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static void EPD_4IN01F_SendCommand(UBYTE Reg)
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{
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DEV_Digital_Write(EPD_DC_PIN, 0);
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DEV_Digital_Write(EPD_CS_PIN, 0);
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DEV_SPI_WriteByte(Reg);
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DEV_Digital_Write(EPD_CS_PIN, 1);
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}
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/******************************************************************************
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function:
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send data
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******************************************************************************/
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static void EPD_4IN01F_SendData(UBYTE Data)
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{
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DEV_Digital_Write(EPD_DC_PIN, 1);
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DEV_Digital_Write(EPD_CS_PIN, 0);
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DEV_SPI_WriteByte(Data);
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DEV_Digital_Write(EPD_CS_PIN, 1);
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}
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/******************************************************************************
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function:
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io busy
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******************************************************************************/
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static void EPD_4IN01F_BusyHigh(void)// If BUSYN=0 then waiting
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{
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printf("BusyHigh \r\n");
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while(!(DEV_Digital_Read(EPD_BUSY_PIN))) {
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DEV_Delay_ms(50);
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}
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printf("BusyHigh Release \r\n" );
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}
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static void EPD_4IN01F_BusyLow(void)// If BUSYN=1 then waiting
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{
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printf("BusyLow \r\n");
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while(DEV_Digital_Read(EPD_BUSY_PIN)) {
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DEV_Delay_ms(50);
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}
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printf("BusyLow Release \r\n");
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}
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/******************************************************************************
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function:
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module init
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******************************************************************************/
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void EPD_4IN01F_Init(void)
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{
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EPD_4IN01F_Reset();
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EPD_4IN01F_BusyHigh();
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EPD_4IN01F_SendCommand(0x00);
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EPD_4IN01F_SendData(0x2f);
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EPD_4IN01F_SendData(0x00);
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EPD_4IN01F_SendCommand(0x01);
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EPD_4IN01F_SendData(0x37);
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EPD_4IN01F_SendData(0x00);
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EPD_4IN01F_SendData(0x05);
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EPD_4IN01F_SendData(0x05);
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EPD_4IN01F_SendCommand(0x03);
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EPD_4IN01F_SendData(0x00);
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EPD_4IN01F_SendCommand(0x06);
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EPD_4IN01F_SendData(0xC7);
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EPD_4IN01F_SendData(0xC7);
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EPD_4IN01F_SendData(0x1D);
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EPD_4IN01F_SendCommand(0x41);
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EPD_4IN01F_SendData(0x00);
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EPD_4IN01F_SendCommand(0x50);
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EPD_4IN01F_SendData(0x37);
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EPD_4IN01F_SendCommand(0x60);
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EPD_4IN01F_SendData(0x22);
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EPD_4IN01F_SendCommand(0x61);
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EPD_4IN01F_SendData(0x02);
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EPD_4IN01F_SendData(0x80);
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EPD_4IN01F_SendData(0x01);
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EPD_4IN01F_SendData(0x90);
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EPD_4IN01F_SendCommand(0xE3);
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EPD_4IN01F_SendData(0xAA);
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}
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/******************************************************************************
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function:
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clear display
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******************************************************************************/
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void EPD_4IN01F_Clear(UBYTE color)
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{
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EPD_4IN01F_SendCommand(0x61);//Set Resolution setting
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EPD_4IN01F_SendData(0x02);
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EPD_4IN01F_SendData(0x80);
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EPD_4IN01F_SendData(0x01);
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EPD_4IN01F_SendData(0x90);
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EPD_4IN01F_SendCommand(0x10);
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for(int i=0; i<EPD_4IN01F_HEIGHT; i++) {
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for(int j=0; j<EPD_4IN01F_WIDTH/2; j++)
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EPD_4IN01F_SendData((color<<4)|color);
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}
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DEV_Delay_ms(500);
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EPD_4IN01F_SendCommand(0x04);//0x04
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EPD_4IN01F_BusyHigh();
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EPD_4IN01F_SendCommand(0x12);//0x12
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EPD_4IN01F_BusyHigh();
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EPD_4IN01F_SendCommand(0x02); //0x02
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EPD_4IN01F_BusyLow();
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// DEV_Delay_ms(500);
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}
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void EPD_4IN01F_ReClear(void)
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{
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EPD_4IN01F_SendCommand(0x61);//Set Resolution setting
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EPD_4IN01F_SendData(0x02);
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EPD_4IN01F_SendData(0x80);
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EPD_4IN01F_SendData(0x01);
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EPD_4IN01F_SendData(0x90);
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EPD_4IN01F_SendCommand(0x10);
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for(int i=0; i<EPD_4IN01F_HEIGHT; i++) {
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for(int j=0; j<EPD_4IN01F_WIDTH/2; j++)
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EPD_4IN01F_SendData(0x77);
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}
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DEV_Delay_ms(500);
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EPD_4IN01F_SendCommand(0x04);//0x04
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EPD_4IN01F_BusyHigh();
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EPD_4IN01F_SendCommand(0x12);//0x12
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EPD_4IN01F_BusyHigh();
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EPD_4IN01F_SendCommand(0x02); //0x02
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EPD_4IN01F_BusyLow();
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// DEV_Delay_ms(500);
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}
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/******************************************************************************
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function:
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show 7 kind of color block
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******************************************************************************/
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void EPD_4IN01F_Show7Block(void)
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{
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unsigned long i,j,k;
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unsigned char const Color_seven[8] =
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{EPD_4IN01F_BLACK,EPD_4IN01F_BLUE,EPD_4IN01F_GREEN,EPD_4IN01F_ORANGE,
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EPD_4IN01F_RED,EPD_4IN01F_YELLOW,EPD_4IN01F_WHITE,EPD_4IN01F_WHITE};
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EPD_4IN01F_SendCommand(0x61);//Set Resolution setting
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EPD_4IN01F_SendData(0x02);
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EPD_4IN01F_SendData(0x80);
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EPD_4IN01F_SendData(0x01);
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EPD_4IN01F_SendData(0x90);
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EPD_4IN01F_SendCommand(0x10);
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for(i=0; i<EPD_4IN01F_HEIGHT/2; i++) {
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for(k = 0 ; k < 4; k ++) {
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for(j = 0 ; j < EPD_4IN01F_WIDTH/8; j ++) {
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EPD_4IN01F_SendData((Color_seven[k]<<4) |Color_seven[k]);
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}
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}
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}
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for(i=0; i<EPD_4IN01F_HEIGHT/2; i++) {
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for(k = 4 ; k < 8; k ++) {
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for(j = 0 ; j < EPD_4IN01F_WIDTH/8; j ++) {
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EPD_4IN01F_SendData((Color_seven[k]<<4) |Color_seven[k]);
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}
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}
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}
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EPD_4IN01F_SendCommand(0x04);//0x04
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EPD_4IN01F_BusyHigh();
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EPD_4IN01F_SendCommand(0x12);//0x12
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EPD_4IN01F_BusyHigh();
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EPD_4IN01F_SendCommand(0x02); //0x02
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EPD_4IN01F_BusyLow();
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// DEV_Delay_ms(200);
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}
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/******************************************************************************
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function:
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refresh display
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******************************************************************************/
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void EPD_4IN01F_Display(const UBYTE *image)
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{
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unsigned long i, j;
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// UBYTE k = 0;
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EPD_4IN01F_SendCommand(0x61);//Set Resolution setting
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EPD_4IN01F_SendData(0x02);
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EPD_4IN01F_SendData(0x80);
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EPD_4IN01F_SendData(0x01);
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EPD_4IN01F_SendData(0x90);
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EPD_4IN01F_SendCommand(0x10);
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for(i=0; i<EPD_4IN01F_HEIGHT; i++) {
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for(j=0; j<EPD_4IN01F_WIDTH/2; j++) {
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EPD_4IN01F_SendData(image[j+((EPD_4IN01F_WIDTH/2)*i)]);
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// printf("0x%x, ", image[j+((EPD_4IN01F_WIDTH/2)*i)]);
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// k++;
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// if(k == 16) {
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// printf("\n");
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// k = 0;
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// }
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}
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}
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EPD_4IN01F_SendCommand(0x04);//0x04
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EPD_4IN01F_BusyHigh();
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EPD_4IN01F_SendCommand(0x12);//0x12
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EPD_4IN01F_BusyHigh();
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EPD_4IN01F_SendCommand(0x02); //0x02
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EPD_4IN01F_BusyLow();
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// DEV_Delay_ms(200);
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}
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void EPD_4IN01F_Display_part(const UBYTE *image, UWORD xstart, UWORD ystart,
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UWORD image_width, UWORD image_heigh)
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{
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unsigned long i, j;
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// UBYTE k = 0;
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EPD_4IN01F_SendCommand(0x61);//Set Resolution setting
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EPD_4IN01F_SendData(0x02);
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EPD_4IN01F_SendData(0x80);
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EPD_4IN01F_SendData(0x01);
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EPD_4IN01F_SendData(0x90);
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EPD_4IN01F_SendCommand(0x10);
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for(i=0; i<EPD_4IN01F_HEIGHT; i++) {
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for(j=0; j< EPD_4IN01F_WIDTH/2; j++) {
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if(i<image_heigh+ystart && i>=ystart && j<(image_width+xstart)/2 && j>=xstart/2) {
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EPD_4IN01F_SendData(image[(j-xstart/2) + (image_width/2*(i-ystart))]);
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// printf("0x%x, ", image[j+((EPD_4IN01F_WIDTH/2)*i)]);
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// k++;
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// if(k == 16) {
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// printf("\r\n");
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// k = 0;
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// }
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}
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else {
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EPD_4IN01F_SendData(0x11);
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}
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}
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}
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EPD_4IN01F_SendCommand(0x04);//0x04
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EPD_4IN01F_BusyHigh();
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EPD_4IN01F_SendCommand(0x12);//0x12
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EPD_4IN01F_BusyHigh();
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EPD_4IN01F_SendCommand(0x02); //0x02
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EPD_4IN01F_BusyLow();
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// DEV_Delay_ms(200);
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}
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/******************************************************************************
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function:
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Sleep
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******************************************************************************/
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void EPD_4IN01F_Sleep(void)
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{
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// DEV_Delay_ms(100);
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EPD_4IN01F_SendCommand(0x07);
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EPD_4IN01F_SendData(0xA5);
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}
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