default lib is bcm2835, A few minor fixes
This commit is contained in:
SSYYL
parent
98dc64b8c2
commit
74e3e40f5c
20 changed files with 574 additions and 12 deletions
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@ -114,7 +114,7 @@ void DEV_SPI_Write_nByte(uint8_t *pData, uint32_t Len)
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#ifdef RPI
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#ifdef USE_BCM2835_LIB
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char rData[Len];
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bcm2835_spi_transfernb(pData,rData,Len);
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bcm2835_spi_transfernb((char *)pData,rData,Len);
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#elif USE_WIRINGPI_LIB
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wiringPiSPIDataRW(0, pData, Len);
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#elif USE_DEV_LIB
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@ -97,11 +97,11 @@ parameter:
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static void EPD_2IN66_ReadBusy(void)
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{
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Debug("e-Paper busy\r\n");
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DEV_Delay_ms(200);
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DEV_Delay_ms(20);
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while(DEV_Digital_Read(EPD_BUSY_PIN) == 1) { //LOW: idle, HIGH: busy
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DEV_Delay_ms(5);
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}
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DEV_Delay_ms(100);
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DEV_Delay_ms(10);
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Debug("e-Paper busy release\r\n");
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}
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315
RaspberryPi_JetsonNano/c/lib/e-Paper/EPD_2in7_V2.c
Normal file
315
RaspberryPi_JetsonNano/c/lib/e-Paper/EPD_2in7_V2.c
Normal file
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@ -0,0 +1,315 @@
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/*****************************************************************************
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* | File : EPD_2in7_V2.c
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* | Author : Waveshare team
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* | Function : 2.7inch V2 e-paper
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* | Info :
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*----------------
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* | This version: V1.0
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* | Date : 2021-04-22
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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_2in7_V2.h"
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#include "Debug.h"
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UBYTE WF_PARTIAL_2in7_V2[159] =
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{
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0x0,0x40,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x80,0x80,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x40,0x40,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x80,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0xF,0x0,0x0,0x0,0x0,0x0,0x1,
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0x1,0x1,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x22,0x22,0x22,0x22,0x22,0x22,0x0,0x0,0x0,
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0x22,0x17,0x41,0xB0,0x32,0x32,
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};
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/******************************************************************************
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function : Software reset
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parameter:
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******************************************************************************/
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static void EPD_2IN7_V2_Reset(void)
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{
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DEV_Digital_Write(EPD_RST_PIN, 1);
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DEV_Delay_ms(20);
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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(20);
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}
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/******************************************************************************
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function : send command
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parameter:
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Reg : Command register
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******************************************************************************/
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static void EPD_2IN7_V2_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 : send data
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parameter:
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Data : Write data
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******************************************************************************/
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static void EPD_2IN7_V2_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 : Wait until the busy_pin goes LOW
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parameter:
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******************************************************************************/
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static void EPD_2IN7_V2_ReadBusy(void)
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{
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Debug("e-Paper busy\r\n");
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do {
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if(DEV_Digital_Read(EPD_BUSY_PIN) == 0)
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break;
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} while(1);
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DEV_Delay_ms(20);
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Debug("e-Paper busy release\r\n");
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}
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/******************************************************************************
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function : Turn on display
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parameter:
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******************************************************************************/
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static void EPD_2IN7_V2_TurnOnDisplay(void)
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{
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EPD_2IN7_V2_SendCommand(0x20);
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EPD_2IN7_V2_ReadBusy();
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}
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static void EPD_2IN7_V2_TurnOnDisplay_Partial(void)
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{
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EPD_2IN7_V2_SendCommand(0x22);
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EPD_2IN7_V2_SendData(0x0f);
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EPD_2IN7_V2_SendCommand(0x20);
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EPD_2IN7_V2_ReadBusy();
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}
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/******************************************************************************
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function : set the look-up tables
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parameter:
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******************************************************************************/
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static void EPD_2IN7_V2_SetLut(void)
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{
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unsigned int count;
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EPD_2IN7_V2_SendCommand(0x32); //vcom
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for(count = 0; count < 153; count++) {
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EPD_2IN7_V2_SendData(WF_PARTIAL_2in7_V2[count]);
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}
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}
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/******************************************************************************
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function : Setting the display window
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parameter:
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******************************************************************************/
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static void EPD_2IN7_V2_SetWindows(UWORD Xstart, UWORD Ystart, UWORD Xend, UWORD Yend)
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{
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EPD_2IN7_V2_SendCommand(0x44); // SET_RAM_X_ADDRESS_START_END_POSITION
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EPD_2IN7_V2_SendData((Xstart>>3) & 0xFF);
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EPD_2IN7_V2_SendData((Xend>>3) & 0xFF);
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EPD_2IN7_V2_SendCommand(0x45); // SET_RAM_Y_ADDRESS_START_END_POSITION
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EPD_2IN7_V2_SendData(Ystart & 0xFF);
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EPD_2IN7_V2_SendData((Ystart >> 8) & 0xFF);
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EPD_2IN7_V2_SendData(Yend & 0xFF);
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EPD_2IN7_V2_SendData((Yend >> 8) & 0xFF);
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}
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/******************************************************************************
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function : Set Cursor
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parameter:
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******************************************************************************/
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static void EPD_2IN7_V2_SetCursor(UWORD Xstart, UWORD Ystart)
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{
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EPD_2IN7_V2_SendCommand(0x4E); // SET_RAM_X_ADDRESS_COUNTER
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EPD_2IN7_V2_SendData(Xstart & 0xFF);
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EPD_2IN7_V2_SendCommand(0x4F); // SET_RAM_Y_ADDRESS_COUNTER
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EPD_2IN7_V2_SendData(Ystart & 0xFF);
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EPD_2IN7_V2_SendData((Ystart >> 8) & 0xFF);
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}
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/******************************************************************************
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function : Initialize the e-Paper register
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parameter:
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******************************************************************************/
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void EPD_2IN7_V2_Init(void)
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{
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EPD_2IN7_V2_Reset();
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EPD_2IN7_V2_ReadBusy();
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EPD_2IN7_V2_SendCommand(0x12);
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EPD_2IN7_V2_ReadBusy();
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EPD_2IN7_V2_SendCommand(0x01); //Driver output control
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EPD_2IN7_V2_SendData(0x27);
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EPD_2IN7_V2_SendData(0x01);
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EPD_2IN7_V2_SendData(0x00);
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EPD_2IN7_V2_SendCommand(0x11); //data entry mode
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EPD_2IN7_V2_SendData(0x03);
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EPD_2IN7_V2_SetWindows(0, 0, EPD_2IN7_V2_WIDTH-1, EPD_2IN7_V2_HEIGHT-1);
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EPD_2IN7_V2_SetCursor(0, 0);
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}
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/******************************************************************************
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function : Clear screen
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parameter:
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******************************************************************************/
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void EPD_2IN7_V2_Clear(void)
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{
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UWORD Width, Height;
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Width = (EPD_2IN7_V2_WIDTH % 8 == 0)? (EPD_2IN7_V2_WIDTH / 8 ): (EPD_2IN7_V2_WIDTH / 8 + 1);
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Height = EPD_2IN7_V2_HEIGHT;
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EPD_2IN7_V2_SendCommand(0x24);
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for (UWORD j = 0; j < Height; j++) {
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for (UWORD i = 0; i < Width; i++) {
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EPD_2IN7_V2_SendData(0XFF);
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}
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}
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EPD_2IN7_V2_SendCommand(0x26);
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for (UWORD j = 0; j < Height; j++) {
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for (UWORD i = 0; i < Width; i++) {
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EPD_2IN7_V2_SendData(0X00);
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}
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}
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EPD_2IN7_V2_TurnOnDisplay();
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}
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/******************************************************************************
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function : Sends the image buffer in RAM to e-Paper and displays
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parameter:
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******************************************************************************/
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void EPD_2IN7_V2_Display(UBYTE *Image)
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{
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UWORD Width, Height;
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Width = (EPD_2IN7_V2_WIDTH % 8 == 0)? (EPD_2IN7_V2_WIDTH / 8 ): (EPD_2IN7_V2_WIDTH / 8 + 1);
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Height = EPD_2IN7_V2_HEIGHT;
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EPD_2IN7_V2_SendCommand(0x24);
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for (UWORD j = 0; j < Height; j++) {
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for (UWORD i = 0; i < Width; i++) {
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EPD_2IN7_V2_SendData(Image[i + j * Width]);
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}
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}
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EPD_2IN7_V2_TurnOnDisplay();
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}
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void EPD_2IN7_V2_Display_Base(UBYTE *Image)
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{
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UWORD Width, Height;
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Width = (EPD_2IN7_V2_WIDTH % 8 == 0)? (EPD_2IN7_V2_WIDTH / 8 ): (EPD_2IN7_V2_WIDTH / 8 + 1);
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Height = EPD_2IN7_V2_HEIGHT;
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EPD_2IN7_V2_SendCommand(0x24); //Write Black and White image to RAM
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for (UWORD j = 0; j < Height; j++) {
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for (UWORD i = 0; i < Width; i++) {
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EPD_2IN7_V2_SendData(Image[i + j * Width]);
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}
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}
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EPD_2IN7_V2_SendCommand(0x26); //Write Black and White image to RAM
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for (UWORD j = 0; j < Height; j++) {
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for (UWORD i = 0; i < Width; i++) {
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EPD_2IN7_V2_SendData(Image[i + j * Width]);
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}
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}
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EPD_2IN7_V2_TurnOnDisplay();
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}
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void EPD_2IN7_V2_Display_Partial(UBYTE *Image)
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{
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UWORD Width, Height;
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Width = (EPD_2IN7_V2_WIDTH % 8 == 0)? (EPD_2IN7_V2_WIDTH / 8 ): (EPD_2IN7_V2_WIDTH / 8 + 1);
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Height = EPD_2IN7_V2_HEIGHT;
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DEV_Digital_Write(EPD_RST_PIN, 0);
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DEV_Delay_ms(1);
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DEV_Digital_Write(EPD_RST_PIN, 1);
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EPD_2IN7_V2_ReadBusy();
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EPD_2IN7_V2_SetLut();
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EPD_2IN7_V2_SendCommand(0x37);
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EPD_2IN7_V2_SendData(0x00);
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EPD_2IN7_V2_SendData(0x00);
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EPD_2IN7_V2_SendData(0x00);
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EPD_2IN7_V2_SendData(0x00);
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EPD_2IN7_V2_SendData(0x00);
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EPD_2IN7_V2_SendData(0x40);
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EPD_2IN7_V2_SendData(0x00);
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EPD_2IN7_V2_SendData(0x00);
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EPD_2IN7_V2_SendData(0x00);
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EPD_2IN7_V2_SendData(0x00);
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EPD_2IN7_V2_SendCommand(0x3c);
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EPD_2IN7_V2_SendData(0x80);
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EPD_2IN7_V2_SendCommand(0x22);
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EPD_2IN7_V2_SendData(0xc0);
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EPD_2IN7_V2_SendCommand(0x20);
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EPD_2IN7_V2_ReadBusy();
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EPD_2IN7_V2_SendCommand(0x24);
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for (UWORD j = 0; j < Height; j++) {
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for (UWORD i = 0; i < Width; i++) {
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EPD_2IN7_V2_SendData(Image[i + j * Width]);
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}
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}
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EPD_2IN7_V2_TurnOnDisplay_Partial();
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}
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/******************************************************************************
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function : Enter sleep mode
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parameter:
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******************************************************************************/
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void EPD_2IN7_V2_Sleep(void)
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{
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EPD_2IN7_V2_SendCommand(0X10);
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EPD_2IN7_V2_SendData(0x01);
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}
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48
RaspberryPi_JetsonNano/c/lib/e-Paper/EPD_2in7_V2.h
Normal file
48
RaspberryPi_JetsonNano/c/lib/e-Paper/EPD_2in7_V2.h
Normal file
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@ -0,0 +1,48 @@
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/*****************************************************************************
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* | File : EPD_2in7_V2.h
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* | Author : Waveshare team
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* | Function : 2.7inch V2 e-paper
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* | Info :
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*----------------
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* | This version: V1.0
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* | Date : 2021-04-22
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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
|
||||
# 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
|
||||
# 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
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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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#ifndef __EPD_2IN7_V2_H_
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#define __EPD_2IN7_V2_H_
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#include "DEV_Config.h"
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// Display resolution
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#define EPD_2IN7_V2_WIDTH 176
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#define EPD_2IN7_V2_HEIGHT 264
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void EPD_2IN7_V2_Init(void);
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void EPD_2IN7_V2_Clear(void);
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void EPD_2IN7_V2_Display(UBYTE *Image);
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void EPD_2IN7_V2_Sleep(void);
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void EPD_2IN7_V2_Display_Base(UBYTE *Image);
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void EPD_2IN7_V2_Display_Partial(UBYTE *Image);
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#endif
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@ -200,7 +200,7 @@ void EPD_3IN7_4Gray_Init(void)
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EPD_3IN7_SendData(0x03);
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EPD_3IN7_SendCommand(0x3C); // set border
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EPD_3IN7_SendData(0x00);
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EPD_3IN7_SendData(0x03);
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EPD_3IN7_SendCommand(0x0C); // set booster strength
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EPD_3IN7_SendData(0xAE);
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||||
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|
@ -278,7 +278,7 @@ void EPD_3IN7_1Gray_Init(void)
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EPD_3IN7_SendData(0x03);
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||||
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||||
EPD_3IN7_SendCommand(0x3C); // set border
|
||||
EPD_3IN7_SendData(0x00);
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||||
EPD_3IN7_SendData(0x03);
|
||||
|
||||
EPD_3IN7_SendCommand(0x0C); // set booster strength
|
||||
EPD_3IN7_SendData(0xAE);
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue