hodoe

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Activity overview

Latest activity by hodoe
  • hodoe created a post,

    NHD-0420CW-AY3 and 2.8 V Power Supply

    Hello, I had asked here before about the correct wiring of the 5 V power supply.But what about 2.8 V? I find the data sheet confusing and do not want to break anything. To which pins do I connect t...

  • hodoe created a post,

    HD-0420CW-AY3 strange behavior with home command

    Hello, I have some strange behavior. I read en encoder and do a home. On an enocder change I write a three-figure decimal number.Every home or clear I got these lines and points you can see in this...

  • hodoe commented,

    Dear ZP, thank you very much!So with +5 V on both Vdd and REGVdd  this code is not required.command(0x2A); //function set (extended command set)command(0x71); //function selection Adata(0x00); // d...

  • hodoe created a post,

    NHD-0420CW-AY3 and 5 V Power Supply

    Hello, I have a question of understanding. I bought this excellent oled NHD-0420CW-AY3 and I do not understand the 5 V power supply.1. Hardware:The following makes no difference:- 5 V at VDD and RE...