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Recent content by mercyjohn

  1. M

    adc resolution lowering - 24bit to 8 bit

    Try this link: **broken link removed** John.
  2. M

    Nokia 3310 LCD shows only 5 rows of byte-wide pixels

    3310 display circuit board Sorry I could not understand the above!
  3. M

    Nokia 3310 LCD shows only 5 rows of byte-wide pixels

    nokia 3310 display parallel port May be, but the new batch 3310 LCDs seems to work in very old Nokia 3310 phones correctly! The old Nokia 3310 phone LCD driver would have been written for the original Philips PCD8544 controller, so how does that work with the new batch 3310 LCDs? If you can...
  4. M

    Nokia 3310 LCD shows only 5 rows of byte-wide pixels

    nokia 3310 lcd to lpt port I think so, at that time I searched for controllers similar to PCD8544, (48x84 pixels) on the net I could not find a solution. The mobile phone companies are now standardized on the 96x68 pixels for entry level monochrome phones and they have a reliable connector...
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    Nokia 3310 LCD shows only 5 rows of byte-wide pixels

    nokia 1600 lcd datasheet I have also faced the same problem I have checked with many 3310LCDs more than 100 Numbers. The problem is with the new batch of displays which has arrived in the market. The old batch works correctly. I dont think it is initialization damaging the LCD because it seems...
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    P89V51RD2 programmer Circuit

    flash magic + 89v51rd2 When the reset window appears, reset your target controller, make sure you have selected the 89V51RD2 (I am assuming this is the controller you are trying to program), select lower baud rates in the FlashMagic window initially, and ensure that you have downloaded the...
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    P89V51RD2 programmer Circuit

    p89v51rd2 microcontroller vmax, the schematic provided by FlashMagic is perfect, I have used the same circuit to program P89C51RD2, P89V51RD2, 89C669 etc. I provided two swithches, one for RESET and one for PSEN, P89V51RD2 does not require PSEN, I am using this for years without any problem...

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