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  1. L

    My LCD 16x2 turns on but doesn't show the white squares neither changes the contrast.

    Hello. I'm making a voltimeter-amperemeter using an atMEGA328P, L7805, LM358, LCD 16x2 and some other components. The problem is that even though the LCD turns on, it doesn't show the code or at least the white squares it should, and when I move the potentiometer that goes with it it doesn't...
  2. D

    Proteus x Mplab Source Code

    Hi guys. What is the difference between these two procedures for the reset and interrupt vector. One in mplab and one in the Proteus? org 0x00 ;reset vector goto Start org 0x04 ;interruption vector goto Start PGM code 0x0 Goto Start ORG 4 ;some code here PGM code Start
  3. C

    stm32f103c8t6 st-link connected but failing to upload code

    We designed a PCB with stm32f030c8t6. We soldered the PCB and tried to upload the code. Power has gone to the stm32f030c8t6 successfully but when we arranged a pin as a gpio output it wasn't high.
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