diff --git a/c/lib/e-Paper/EPD_7in3f.c b/c/lib/e-Paper/EPD_7in3f.c new file mode 100644 index 0000000..9c86328 --- /dev/null +++ b/c/lib/e-Paper/EPD_7in3f.c @@ -0,0 +1,271 @@ +/***************************************************************************** +* | File : EPD_7in3f.c +* | Author : Waveshare team, Ned +* | Function : Electronic paper driver +* | Info : +*---------------- +* | This version: V1.0 +* | Date : 2025-03-22 +* | Info : +* ----------------------------------------------------------------------------- +# +# 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_7in3f.h" + +/****************************************************************************** +function : Software reset +parameter: +******************************************************************************/ +static void EPD_7IN3F_Reset(void) +{ + DEV_Digital_Write(EPD_RST_PIN, 1); + DEV_Delay_ms(200); + DEV_Digital_Write(EPD_RST_PIN, 0); + DEV_Delay_ms(2); + DEV_Digital_Write(EPD_RST_PIN, 1); + DEV_Delay_ms(200); +} + +/****************************************************************************** +function : send command +parameter: + Reg : Command register +******************************************************************************/ +static void EPD_7IN3F_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_7IN3F_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); +} + + +static void EPD_7IN3F_BusyHigh(void)// If BUSYN=0 then waiting +{ + while(!(DEV_Digital_Read(EPD_BUSY_PIN))); +} + +static void EPD_7IN3F_BusyLow(void)// If BUSYN=1 then waiting +{ + while(DEV_Digital_Read(EPD_BUSY_PIN)); +} + +/****************************************************************************** +function : Initialize the e-Paper register +parameter: +******************************************************************************/ +void EPD_7IN3F_Init(void) +{ + EPD_7IN3F_Reset(); + EPD_7IN3F_BusyHigh(); + EPD_7IN3F_SendCommand(0xAA); // CMDH + EPD_7IN3F_SendData(0x49); + EPD_7IN3F_SendData(0x55); + EPD_7IN3F_SendData(0x20); + EPD_7IN3F_SendData(0x08); + EPD_7IN3F_SendData(0x09); + EPD_7IN3F_SendData(0x18); + + EPD_7IN3F_SendCommand(0x01); + EPD_7IN3F_SendData(0x3F); + EPD_7IN3F_SendData(0x00); + EPD_7IN3F_SendData(0x32); + EPD_7IN3F_SendData(0x2A); + EPD_7IN3F_SendData(0x0E); + EPD_7IN3F_SendData(0x2A); + + EPD_7IN3F_SendCommand(0x00); + EPD_7IN3F_SendData(0x5F); + EPD_7IN3F_SendData(0x69); + + EPD_7IN3F_SendCommand(0x03); + EPD_7IN3F_SendData(0x00); + EPD_7IN3F_SendData(0x54); + EPD_7IN3F_SendData(0x00); + EPD_7IN3F_SendData(0x44); + + EPD_7IN3F_SendCommand(0x05); + EPD_7IN3F_SendData(0x40); + EPD_7IN3F_SendData(0x1F); + EPD_7IN3F_SendData(0x1F); + EPD_7IN3F_SendData(0x2C); + + EPD_7IN3F_SendCommand(0x06); + EPD_7IN3F_SendData(0x6F); + EPD_7IN3F_SendData(0x1F); + EPD_7IN3F_SendData(0x1F); + EPD_7IN3F_SendData(0x22); + + EPD_7IN3F_SendCommand(0x08); + EPD_7IN3F_SendData(0x6F); + EPD_7IN3F_SendData(0x1F); + EPD_7IN3F_SendData(0x1F); + EPD_7IN3F_SendData(0x22); + + EPD_7IN3F_SendCommand(0x13); // IPC + EPD_7IN3F_SendData(0x00); + EPD_7IN3F_SendData(0x04); + + EPD_7IN3F_SendCommand(0x30); + EPD_7IN3F_SendData(0x3C); + + EPD_7IN3F_SendCommand(0x41); // TSE + EPD_7IN3F_SendData(0x00); + + EPD_7IN3F_SendCommand(0x50); + EPD_7IN3F_SendData(0x3F); + + EPD_7IN3F_SendCommand(0x60); + EPD_7IN3F_SendData(0x02); + EPD_7IN3F_SendData(0x00); + + EPD_7IN3F_SendCommand(0x61); + EPD_7IN3F_SendData(0x03); + EPD_7IN3F_SendData(0x20); + EPD_7IN3F_SendData(0x01); + EPD_7IN3F_SendData(0xE0); + + EPD_7IN3F_SendCommand(0x82); + EPD_7IN3F_SendData(0x1E); + + EPD_7IN3F_SendCommand(0x84); + EPD_7IN3F_SendData(0x00); + + EPD_7IN3F_SendCommand(0x86); // AGID + EPD_7IN3F_SendData(0x00); + + EPD_7IN3F_SendCommand(0xE3); + EPD_7IN3F_SendData(0x2F); + + EPD_7IN3F_SendCommand(0xE0); // CCSET + EPD_7IN3F_SendData(0x00); + + EPD_7IN3F_SendCommand(0xE6); // TSSET + EPD_7IN3F_SendData(0x00); + + DEV_Delay_ms(100); +} + +/****************************************************************************** +function : Clear screen +parameter: +******************************************************************************/ +void EPD_7IN3F_Clear(UBYTE color) +{ + EPD_7IN3F_SendCommand(0x10); + + for(int i=0; i=ystart && j<(image_width+xstart)/2 && j>=xstart/2) { + EPD_7IN3F_SendData(image[(j-xstart/2) + (image_width/2*(i-ystart))]); + } else { + EPD_7IN3F_SendData(0x11); + } + } + } + + EPD_7IN3F_TurnOnDisplay(); + + DEV_Delay_ms(500); +} + +/****************************************************************************** +function : Enter sleep mode +parameter: +******************************************************************************/ +void EPD_7IN3F_Sleep(void) +{ + DEV_Delay_ms(100); + EPD_7IN3F_SendCommand(0x07); + EPD_7IN3F_SendData(0xA5); + DEV_Delay_ms(100); + DEV_Digital_Write(EPD_RST_PIN, 0); // Reset +} + +void EPD_7IN3F_TurnOnDisplay(void) +{ + EPD_7IN3F_SendCommand(0x04); // POWER_ON + EPD_7IN3F_BusyHigh(); + + EPD_7IN3F_SendCommand(0x12); // DISPLAY_REFRESH + EPD_7IN3F_SendData(0x00); + EPD_7IN3F_BusyHigh(); + + EPD_7IN3F_SendCommand(0x02); // POWER_OFF + EPD_7IN3F_SendData(0x00); + EPD_7IN3F_BusyHigh(); +} diff --git a/c/lib/e-Paper/EPD_7in3f.h b/c/lib/e-Paper/EPD_7in3f.h new file mode 100644 index 0000000..33bbd3b --- /dev/null +++ b/c/lib/e-Paper/EPD_7in3f.h @@ -0,0 +1,63 @@ +/***************************************************************************** +* | File : EPD_7in3f.h +* | Author : Waveshare team, Ned +* | Function : Electronic paper driver +* | Info : +*---------------- +* | This version: V1.0 +* | Date : 2025-03-22 +* | Info : +* ----------------------------------------------------------------------------- +# +# 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. +# +******************************************************************************/ +#ifndef __EPD_7IN3F_H__ +#define __EPD_7IN3F_H__ + +#include "DEV_Config.h" + +/********************************** +Color Index +**********************************/ +#define EPD_7IN3F_BLACK 0x0 /// 000 +#define EPD_7IN3F_WHITE 0x1 /// 001 +#define EPD_7IN3F_GREEN 0x2 /// 010 +#define EPD_7IN3F_BLUE 0x3 /// 011 +#define EPD_7IN3F_RED 0x4 /// 100 +#define EPD_7IN3F_YELLOW 0x5 /// 101 +#define EPD_7IN3F_ORANGE 0x6 /// 110 +#define EPD_7IN3F_CLEAN 0x7 /// 111 unavailable Afterimage + +#define EPD_7IN3F_WIDTH 800 +#define EPD_7IN3F_HEIGHT 480 + +#define KEY0 15 +#define KEY1 17 +#define KEY2 2 + + +void EPD_7IN3F_Clear(UBYTE color); +void EPD_7IN3F_Sleep(void); +void EPD_7IN3F_Display(const UBYTE *image); +void EPD_7IN3F_Init(void); +void EPD_7IN3F_Display_part(const UBYTE *image, UWORD xstart, UWORD ystart, UWORD image_width, UWORD image_heigh); +void EPD_7IN3F_TurnOnDisplay(void); + +#endif