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    LCD LIbrary PCF8574 I2C

    jackberg, Thanks for the feedback. I believe that these LCD Libraries are easy to use but that claim needs to be tested and verified by other people.
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    Learning from Arduino. Three LCD Libraries for the M2 & X2 chips

    kfil, as far as I'm aware the Rev-Ed PICAXE precompiler is only available on Windows. There is no Rev-Ed precompiler available for Linux so you won't be able to use any of the precompiler "#" directives. The user pliser is maintaining a Python script that can process the PICAXE "#" directives...
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    Learning from Arduino. Three LCD Libraries for the M2 & X2 chips

    I have uploaded these three ports of the Arduino liquidcrystal LCD library to the PICAXE chips: For driving character LCDs in 8-bit mode https://picaxeforum.co.uk/threads/lcd-library-lcd_lib-8bit.33077/ For driving character LCDs in 4-bit mode...
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    LCD LIbrary PCF8574 I2C

    This is a port of the Arduino LiquidCrystal LCD library to the PICAXE to drive text-based LCDs using the PCF8574 bassed I2C backpack. It can be used with the all the M2 & X2 chips. To use it: 1. Download the files 2. Extract the library files and example programs from the zip file into a...
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    LCD LIbrary LCD_LIB-4bit

    This is a port of the Arduino LiquidCrystal LCD library to the PICAXE to drive text-based LCDs using their 4-bit mode. It can be used with the 14M2, 18M2, 20M2, 20X2, 28X2 & 40X2 chips. To use it: 1. Download the files 2. Extract the library files and example programs from the zip file into a...
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    LCD LIbrary LCD_LIB-8bit

    This is a port of the Arduino LiquidCrystal LCD library to the PICAXE to drive text-based LCDs using their 8-bit mode. It uses an 8-bit port so it can only be used with the 18M2, 20M2, 20X2, 28X2 & 40X2 chips. To use it: 1. Download the files 2. Extract the library files and example programs...
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    Can math solve the question of how many bits of resolution are in use here?

    A 12-bit ADC will not give you the same resolution in the range 0-0.297V. For the range 0~0.297V a 10-bit ADC gives 1023 steps of 0.00029V For the range 0-5v a 12-bit ADC gives 4095 steps of 0.0012V, so about 1/4 the resolution.
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    Electronics Help Needed Please (for a very special project)

    Tritium is very commonly available for use in things that you want to "glow in the dark". Do a google search for "tritium markers" to see what I mean. I own one of the small ones attached to my keyring that must be about 10 years old and it still stands out clearly in a pitch black bedroom...
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    Electronics Help Needed Please (for a very special project)

    Tritium illumination will gradually dim by 1/2 every 12.33 years but they are available in blue and have the significant advantage that there are no batteries or electronic components that could fail prematurely.
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    AXE033 OLED Module problem

    If you look at the link Technical posted in post #2 you will see a picture of a 16x2 LCD attached (which is not displaying any text) and an OLED attached (which has the yellow text on black) and both have the 15x1 square pin connection to the driver board. This 15x1 line of square pins is the...
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    8 bit binary output from 14M2 - a binary timer??

    1) When I go to that link I don't see any connections for connecting the PICAXE parallel port to the attenuator board. Pls post a picture of how you have your PICAXE connected to the attenuator module or post a picture of the circuit so we know how you have connected them. 2) I found this...
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    Where do I need to download PE6 from ?

    https://picaxe.com/ > Software > the download link for PICAXE Editor 6 gets you to https://picaxe.com/software/picaxe/picaxe-editor-6/index.html#download
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    Is this Microchip a legit Picaxe?

    The page "PICAXE Chip Labels" that bpowell gave you a link to in post #4 is a list of the current M2 & X2 chips. In the left-hand side of that page there is a tab for Superceeded Parts where you can confirm that the two Microchip parts you have listed were not used for any of the older PICAXE chips.
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    Verification error

    The next suggestions are to check for any bad solder joints. We've seen this reported before on the forum with soldered prototypes.
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    Verification error

    I've never seen this particular "verification error transmitted but nothing received by bite 63" error. However I have had verification errors due to any poor connection, so make sure you have good connections for all the power, ground and txd connections from the download cable to the PICAXE...
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    LCD

    Mark, My 2c worth. First, the code you posted in post #1 looks like it was written for one of the RevEd Serial LCDs, like this one: https://picaxe.com/docs/axe133.pdf You didn't say where you found the code you posted in post #1 but is is not from the Devantech LCD05 website that you gave the...
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    GPS Navigation module

    Gramps, there is no need to pull one of the one you found apart and trying to find if there is a serial output you can access. GPS modules with a serial output that are intended to be used with a microcontroller are available on ebay from US$5.71 including delivery...
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    Password

    Another check you can do is ro check your spam folder to see if your provider has started treating emails from picaxeforum.co.uk as span.
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    Password

    If you login using your work laptop you will be able to check your account settings to confirm what email address you have saved.
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    AXE216 I2C Explorer

    I could not find a schematic but I did find a high resolution image of the bare PCB which shows the labels on all the holes & components. Go to https://www.picaxestore.com/axe216 Click on the middle image to display a thumbnail of the bare pcb with the rest of the components that come in the kit...
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