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Hi, everyone, I'm currently trying to output texts on an I2C display with HD44780 controller, which unfortunately I can't do. On the supplier's side, the address is Hex 3F, but if I set this address like this: "hi2csetup i2cmaster, $3F, i2cslow, i2cbyte" , then there is an error message that...

Can someone tell me how to control the display? https://www.pollin.de/p/digitalanzeige-modul-daypower-lc-display-dig-2r-810568 It only has 4 connections: GND, VCC, Data, Clk The two 4 x 7 digits displays are addressed via two shift registers 74HC164 but I can't find anywhere how to address a...

Hello, is it possible to send a message to a mobile phone with a Picaxe? In other words, is there a module to send SMS messages to a mobile phone? greetings Wolfgang

Hi, ffor a project I must measure the temperature and the air humidity. For it I have got myself the HYT 221. https://www.ist-usadivision.com/objects/media/data-sheets/product/humidity-module/HYT-221.pdf With an Arduino and this programme I can select the values / register Code: #include...