logging.debug("e-Paper busy") self.send_command(0x71); iter = 0; while(epdconfig.digital_read(self.busy_pin) == 0 and iter < 100): self.send_command(0x71); epdconfig.delay_ms(100) iter+=1 logging.debug("e-Paper busy release") 👍 1 deguilardi commented Jun 23, 2020 same...
使用GxEPD2库的第一步是配置ePaper连接,指定将哪些微控制器引脚分配给各种控制信号。在这种情况下,我们需要定义BUSY, RST(复位),DC(数据/命令),CS(芯片选择),SCK(串行时钟)和MOSI(主输出,从输入)信号。 幸运的是,Elecrow已经在他们的存储库中分享了该面板的原理图,使得检查和识别ESP32上连接到这些信号的引脚变...
4.2英寸e-Paper模块用户手册说明书 4.2inch e-Paper Module User Manual 4.2inch e-Paper Module User Manual Version Data Description V1.0 2017.05.17 Factory V2.0 2018.12.05 Notes 【Notes】⚫Please read this manual before you use the e-Paper. Damage caused by wrong operations is not ...
1) BUSY: BUSY signal of e-paper. When the e-paper is refreshing, the BUSY pin sends out "busy" signal to MCU, the MCU can not read and write the e-paper IC; When the e-paper refresh is completed, the BUSY pin sends out "free" signal, the MCU can read and write the e-paper...
Question:Does e-Paper have a built-in temperature sensor? Answer: Yes, you can also use the IIC pin external LM75 temperature sensor Question:When testing the program, the program has been stuck in e-Paper busy? Answer: It may be caused by the unsuccessful spi driver 1. Check whether the...
HRDYP24Busy status pin (Low when busy) Step 2: Make sure you have switched the dip switch to SPI mode. Step 3: Install the C function library, open the Raspberry Pi terminal, and execute the following codes: 1. Install bcm2835 libraries (Recommended for Pi4 (faster)). ...
Ist e-paper BUSY die ganze Zeit? Abnormale BOOST oder anormaler SPI-Kommunikation oder IC funktioniert nicht alle verursachen BUSY. Waveform-Probleme: Wie ist die Antriebswellenform? Die Anzeige von elektrophoreschem elektronischen Papier wird durch die Platzposition von Partikeln in Mikrokapseln ode...
4.2inch e-Paper Module 用户手册说明书 1 2017815 产品概述 ● 本品是4.2英寸电子墨水屏模块，分辨率为400x300，带有内部控制器，使用SPI 接口通 信。● 具有耗低、视角宽、阳光直射下仍可清晰显示等优点，常用于货架标签、工业仪表等显示 应用。特点 ● 无需背光，断电可长时间保持最后一屏的显示内容 ● ...
1.54inch e-Paper Module用户手册 1.54inch e-Paper Module 用户手册 版本日期内容 V1.0 2017.05.17 初版 V2.0 2018.12.05 增加注意事项，程序更新 【说明】⚫使用产品之前，请阅读本册，非正常使用造成的产品损坏，不在保修范围内 ⚫本手册是基于提供的示例程序，进行介绍说明 ⚫本手册默认用户使用的...
begin(EPAPER_CS, Font_CS, EPAPER_DC, EPAPER_BUSY); //Select the corresponding pins epaper.fillScreen(WHITE); //Clear the screen and display white epaper.flush(FULL); //Refresh screen display } void loop(void) { epaper.drawPicture(pic1);//Display image 1 epaper.flush(FULL); delay...