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Tomasz Kowalczyk
Associate II
March 10, 2018
Question

Migration from Nucleo-64 board to Nucleo-144

  • March 10, 2018
  • 1 reply
  • 1592 views
Posted on March 10, 2018 at 08:06

Hi, I've got a question related to making shields for Nucleo boards. The problem is portability of shields between boards. There are two questions, to which I can't find a simple answer:

1. Do ST Morpho connectors on various Nucleo-64 boards (with uCs in LQFP-64 package) share same pinout? Especially power and communications?

2. Is Morpho connector on new Nucleo-144 boards compatible with old Nucleo-64 boards? Of course, it's longer, but can I plug a shield on topmost part of the pin rows  and expect it to work?

I tried looking at datasheets, but I'd have to compare multiple documents (schematics of Nucleo boards and datasheets of their uCs), so I think that if someone already researched this problem, it will be easier to just hear two boolean answers.

#nucleo-64 #nucleo-144 #stm32-nucleo-64 #st-morpho
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    1 reply

    Andrew Neil
    Super User
    March 10, 2018
    Posted on March 10, 2018 at 10:54

    Well, the whole point of the Nucleo 'ecosystem' is precisely that common shields fit the whole range:

    Sharing the same connectors, STM32 Nucleo boards can easily be extended with a large number of specialized application hardware add-ons (Nucleo-64 include Arduino Uno rev3 & ST morpho connectors, Nucleo-32 include Arduino Nano connectors).

    http://www.st.com/en/evaluation-tools/stm32-mcu-nucleo.html?querycriteria=productId=LN1847

     

    Click 'Resources' on that page --> Technical Literature --> User Manual

    UM1956 User manual STM32 Nucleo-32 board

    UM1724 User manual STM32 Nucleo-64 boards

    UM2206 User manual STM32 Nucleo-64-P boards

    UM2179 User manual STM32 Nucleo-144 boards

    UM1974 User manual STM32 Nucleo-144 boards

    So there is one User Manual for each series (except 144?!)

    They give schematics & pinouts.

    A complex system that works is invariably found to have evolved from a simple system that worked.A complex system designed from scratch never works and cannot be patched up to make it work.
    Andrew Neil
    Super User
    March 10, 2018
    Posted on March 10, 2018 at 11:03

    So there is one User Manual for each series (except 144?!)

    See: 

    https://community.st.com/0D50X00009XkbSNSAZ

     
    A complex system that works is invariably found to have evolved from a simple system that worked.A complex system designed from scratch never works and cannot be patched up to make it work.