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v1.0.2; change file structure
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fsender
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src/guy_epaper/guy_370a/guy_370a.cpp
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src/guy_epaper/guy_370a/guy_370a.cpp
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/******************** F r i e n d s h i p E n d e r ********************
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* 本程序隶属于 Readguy 开源项目, 请尊重开源开发者, 也就是我FriendshipEnder.
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* 如果有条件请到 extra/artset/reward 中扫描打赏,否则请在 Bilibili 上支持我.
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* 项目交流QQ群: 926824162 (萌新可以进来问问题的哟)
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* 郑重声明: 未经授权还请不要商用本开源项目编译出的程序.
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* @file guy_370a.cpp
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* @author FriendshipEnder (f_ender@163.com), Bilibili: FriendshipEnder
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* @brief 3.7英寸墨水屏 驱动库函数
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* @version 1.0
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* @date 2023-09-21
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* @attention
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* Copyright (c) 2022-2023 FriendshipEnder
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*
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* Apache License, Version 2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdlib.h>
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#include "guy_370a.h"
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#ifdef READGUY_DEV_370A
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namespace guydev_370A{
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static const PROGMEM unsigned char lut_1Gray_GC[] ={
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0x2A,0x05,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//1
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0x05,0x2A,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//2
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0x2A,0x15,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//3
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0x05,0x0A,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//4
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//5
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0x00,0x02,0x03,0x0A,0x00,0x02,0x06,0x0A,0x05,0x00
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};
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static const PROGMEM unsigned char lut_1Gray_A2[] ={
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //1
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0x0A,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //2
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0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //3
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //4
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //5
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0x00,0x00,0x03,0x03,0x00,0x00,0x00,0x00,0x00,0x00
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};
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int drv::Init(void) {
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if(sleeping) {
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Reset();
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sleeping=false;
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part_mode=false;
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}
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BeginTransfer();
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guy_epdCmd(0x12); DelayMs(300); //Power on display
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guy_epdCmd(0x46); guy_epdParam(0xF7); guy_epdBusy(20);
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guy_epdCmd(0x47); guy_epdParam(0xF7); guy_epdBusy(20);
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guy_epdCmd(0x01); guy_epdParam(0xDF); guy_epdParam(0x01); guy_epdParam(0x00); // setting gaet number
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guy_epdCmd(0x03); guy_epdParam(0x00); // set gate voltage
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guy_epdCmd(0x04); guy_epdParam(0x41); guy_epdParam(0xA8); guy_epdParam(0x32); // set source voltage
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guy_epdCmd(0x11); guy_epdParam(0x03); // set data entry sequence
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guy_epdCmd(0x3C); guy_epdParam(0x01); // set border
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guy_epdCmd(0x0C); // set booster strength
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guy_epdParam(0xAE); guy_epdParam(0xC7); guy_epdParam(0xC3); guy_epdParam(0xC0); guy_epdParam(0xC0);
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guy_epdCmd(0x18); guy_epdParam(0x80); // set internal sensor on
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guy_epdCmd(0x2C); guy_epdParam(0x44); // set vcom value
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guy_epdCmd(0x37); // set display option, these setting turn on previous function
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guy_epdParam(0x00);
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for(int i=0;i<4;i++) guy_epdParam(0xff);
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guy_epdParam(0x4f);
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for(int i=0;i<4;i++) guy_epdParam(0xff);
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guy_epdCmd(0x44); // setting X direction start/end position of RAM
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guy_epdParam(0x00); guy_epdParam(0x00); guy_epdParam(0x17); guy_epdParam(0x01);
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guy_epdCmd(0x45); // setting Y direction start/end position of RAM
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guy_epdParam(0x00); guy_epdParam(0x00); guy_epdParam(0xDF); guy_epdParam(0x01);
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guy_epdCmd(0x22); guy_epdParam(0xCF); // Display Update Control 2
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EndTransfer();
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return 0;
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}
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//以下代码均为我 FriendshipEnder 原创, 呵呵哒~~
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void drv::Load_LUT(unsigned char mode) {
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unsigned int i;
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guy_epdCmd(0x32);
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for (i = 0; i < 60; i++) {
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if(mode == 1)
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guy_epdParam(pgm_read_byte(lut_1Gray_GC+i));
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else if(mode == 0){
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if(20==i && greyScaling<8) guy_epdParam(0x03);
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else if(53==i && greyScaling<3) guy_epdParam(greyScaling);
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else if(53==i && greyScaling==15) guy_epdParam(5);
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else guy_epdParam(pgm_read_byte(lut_1Gray_A2+i));
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}
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}
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for (i = 0; i < 45; i++) {
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if(i<40) guy_epdParam(0x00);
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else guy_epdParam(0x22);
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}
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}
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void drv::drv_init(){ //初始化屏幕
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Init();
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drv_color(0xff);
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}
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void drv::drv_fullpart(bool part){ //切换慢刷/快刷功能
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if(!part) {
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greyScaling=15; //恢复默认的灰度模式
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BeginTransfer();
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guy_epdCmd(0x04); // set source voltage
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guy_epdParam(0x41); guy_epdParam(0xA8); guy_epdParam(0x32);
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EndTransfer();
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}
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part_mode=part;
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}
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void drv::drv_dispWriter(std::function<uint8_t(int)> f){ //单色刷新
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if(sleeping) Init();
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BeginTransfer();
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guy_epdCmd(0x4E); guy_epdParam(0x00); guy_epdParam(0x00);
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guy_epdCmd(0x4F); guy_epdParam(0x00); guy_epdParam(0x00);
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guy_epdCmd(0x24);
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for (int i = 0; i < GUY_D_HEIGHT*GUY_D_WIDTH/8; i++)
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guy_epdParam(f(i)); //按照给定的RAM写入数据
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if(!part_mode) {
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guy_epdCmd(0x26);
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for (int i = 0; i < GUY_D_HEIGHT*GUY_D_WIDTH/8; i++)
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guy_epdParam(f(i)); //按照给定的RAM写入数据
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}
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Load_LUT(!part_mode);
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guy_epdCmd(0x20);
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EndTransfer();
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guy_epdBusy(part_mode?500:1300);
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}
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void drv::drv_sleep() { //开始屏幕睡眠
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if(RST_PIN>=0){
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BeginTransfer();
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guy_epdCmd(0X10); //deep sleep
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guy_epdParam(0x03);
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EndTransfer();
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sleeping = true;
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}
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}
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void drv::drv_setDepth(uint8_t i){ //设置显示颜色深度, 不支持的话什么都不做
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if(i<=0 || i>15) i=15; //形参 无所谓随便更改!
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greyScaling=i;
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if(i>7) i-=7;
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// Depth: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 >=15
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//VSH(V): 2.4 3.6 4.7 5.6 6.4 7.3 8.1 9.0 9.8 10.7 11.6 12.4 13.3 14.1 15.0
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//HEX : 0x8E,0x9A,0xA5,0xAE,0xB6,0xBF,0xC7,0x23,0x27,0x2C,0x30,0x34,0x38,0x3D,0x41
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static const uint8_t dep[]={0x8E,0x9A,0xA5,0xAE,0xB6,0xBF,0xC7,0x23,0x27,0x2C,0x30,0x34,0x38,0x3D};
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BeginTransfer();
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guy_epdCmd(0x04); // set source voltage
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if(greyScaling==15){ guy_epdParam(0x41); guy_epdParam(0xA8); }
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else{
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guy_epdParam(dep[i+6]); // VSH1,default is 0x41 (15.0V)
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guy_epdParam(dep[i-1]); // VSH2,default is 0xA8 (5.0V)
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}
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guy_epdParam(0x32);
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EndTransfer();
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part_mode=1;
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}
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}
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#endif /* END OF FILE. ReadGuy project.
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Copyright (C) 2023 FriendshipEnder. */
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